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Hitachi AMS 2100/2300 Storage System Hardware Guide

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Содержание AMS 2100

Страница 1: ...Product version Document conventions Getting help Table of Contents FASTFIND LINKS MK 97DF8010EN 26 Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 2: ...ata Systems products and services can be ordered only under the terms and conditions of Hitachi Data Systems applicable agreements The use of Hitachi Data Systems products is governed by the terms of your agreements with Hitachi Data Systems Hitachi is a registered trademark of Hitachi Ltd in the United States and other countries Hitachi Data Systems is a registered trademark and service mark of H...

Страница 3: ...ation xv Getting help xix Comments xix 1 Introduction 1 1 Array overview 1 2 Control unit configurations 1 3 Power switch 1 4 AMS 2100 base unit 1 6 AMS 2300 base unit 1 7 Expansion unit 1 9 High capacity expansion unit 1 10 Features and benefits 1 11 Supported host operating systems 1 11 High data availability 1 11 Connectivity 1 11 Fibre channel interface 1 11 iSCSI interface 1 13 Scalability 1 ...

Страница 4: ...lert function 1 27 Power saving features and functions 1 27 Email alert notification 1 28 Cooperative function with VMware 1 28 Long term array storage 1 29 2 Functional and operational characteristics 2 1 Overview of the AMS 2100 2300 storage system 2 2 Architecture and components 2 2 AMS 2100 configuration architecture 2 2 AMS 2300 configuration architecture 2 4 Expansion unit architecture 2 5 M...

Страница 5: ...el host connectors 4 22 10 100 Ethernet management port 4 23 Standard expansion unit 4 25 Expansion unit RKAK front panel 4 25 Disk drives 4 26 Disk drive configurations 4 26 Disk drive status LEDs 4 27 Expansion unit status LEDs 4 28 Expansion unit rear panel 4 29 Expansion unit power supply 4 30 Power supply status 4 30 Power receptacles 4 30 Safety lock 4 31 ENC unit RKAK 4 32 Modular 2U SAS ex...

Страница 6: ...S expansion unit 5 7 Warning and safety labels high density expansion unit 5 8 Disk drives 5 9 Battery unit 5 10 Power supply 5 10 Control unit 5 12 Cache memory 5 13 Interface board 5 13 Host connector 5 14 ENC unit 5 15 ENC cable 5 16 Cable holder 5 17 Preinstallation requirements 5 18 Site considerations 5 18 User provided items 5 18 Installation site 5 18 Floor load rating 5 19 Installation ar...

Страница 7: ...6 2 Prerequisites 6 2 Restarting a base unit 6 2 Storage system power on 6 3 Base unit 6 3 Power on self test 6 4 Expansion units and high density expansion units 6 5 Storage system power off 6 5 Base unit 6 5 Expansion units 6 5 Recovering from a power outage 6 6 7 Configuration 7 1 Configuration tasks 7 2 Prerequisites 7 2 User supplied items 7 2 Supported network standards 7 3 Precautions when ...

Страница 8: ...ote about system construction 7 32 Fabric Switch Connection Configurations 7 34 A note on deleting the RAID group expansion instruction after executing the RAID Group expansion instruction 7 35 Additional storage configuration optional tasks 7 36 Checking the array status 7 37 Managing resources 7 37 Managing replication 7 40 Local replication 7 41 Remote replication 7 41 Using the LUN manager 7 4...

Страница 9: ...ve 9 3 Locations and numbers of disk drives 9 3 Locations of disk drives 9 4 9 4 If no vacant slots are available 9 4 Installation procedure 9 5 Expanding storage capacity 9 7 Recognizing a new logical unit 9 8 Adding an expansion unit 9 9 Prerequisites 9 9 Restrictions 9 9 Specifications 9 9 Adding an expansion unit 9 10 Adding an expansion unit with the array power turned on 9 10 Adding an expan...

Страница 10: ...al specifications A 3 Ethernet specifications A 3 Cache specifications A 4 B Regulatory information B 1 Regulatory compliance B 2 US FCC Notice and or Declaration of Conformity B 3 Canadian DoC Notice B 3 European Declaration of Conformity B 4 Notice of export controls B 4 China RoHS B 4 Hazardous and toxic substances B 4 Disposal B 5 Recycling B 5 Glossary Index ...

Страница 11: ...ssist you in installing configuring and maintaining your Hitachi AMS 2100 2300 This preface includes the following information Intended audience Product version Release notes and readme Changes in this revision Changes in this revision Document organization Document conventions Convention for storage capacity values Accessing product documentation Getting help ...

Страница 12: ... contents Chapter Appendix Title Description Chapter 1 Introduction This chapter provides a brief overview of the AMS 2100 2300 Chapter 2 Functional and operational characteristics This chapter describes the basic features of the AMS 2100 2300 models Chapter 3 Getting started This chapter provides an overview of the tasks to install and configure an AMS 2100 2300 disk array Chapter 4 Hardware comp...

Страница 13: ...elines or suggestions for performing tasks more effectively Note Notes emphasize or supplement important points of the main text Caution Cautions indicate that failure to take a specified action could result in damage to the software or hardware WARNING Warnings indicate that failure to take a specified action could result in loss of data or serious damage to the hardware DANGER The Danger symbol ...

Страница 14: ...which is a placeholder for actual text provided by the user or system Example pairdisplay g group Note Italic font is also used to indicate variables square brackets Indicates optional values Example a b indicates that you can choose a b or nothing braces Indicates required or expected values Example a b indicates that you must choose either a or b vertical bar Indicates that you have a choice bet...

Страница 15: ...n about Hitachi AMS 2000 Family storage systems AMS2100 2300 Getting Started Guide MK 98DF8152 Provides quick start instructions for getting an AMS 2100 or AMS 2300 storage system up and running as quickly as possible AMS2500 Getting Started Guide MK 97DF8032 Provides quick start instructions for getting an AMS 2500 storage system up and running as quickly as possible AMS 2000 Family Site Preparat...

Страница 16: ...ilities to simplify storage additions and administration Storage Navigator 2 Storage Features Reference Guide for AMS MK 97DF8148 Contains concepts preparation and specifications for Account Authentication Audit Logging Cache Partition Manager Cache Residency Manager Data Retention Utility LUN Manager Performance Monitor SNMP Agent and Modular Volume Migration AMS 2000 Family Copy on write SnapSho...

Страница 17: ...ge compliant environments After data is written it can be retrieved and read only by authorized applications or users and cannot be changed or deleted during the specified retention period Storage Navigator Modular 2 online help Provides topic and context sensitive help information accessed through the Navigator 2 software Hardware maintenance and operation The following documents describe how to ...

Страница 18: ...cribe how to install the Hitachi AMS 2000 Family Command Control Interface CCI and use it to perform TrueCopy and ShadowImage operations AMS 2000 Family Command Control Interface CCI Installation Guide MK 97DF8122 Describes how to install CCI software on open system hosts AMS 2000 Family Command Control Interface CCI Reference Guide MK 97DF8121 Contains reference troubleshooting and maintenance in...

Страница 19: ...213 Hitachi Dynamic Replicator Scout Quick Install Upgrade Guide MK 98DF8222 Getting help If you need to contact the Hitachi Data Systems support center please provide as much information about the problem as possible including The circumstances surrounding the error or failure The exact content of any messages displayed on the host systems The exact content of any messages displayed on Storage Na...

Страница 20: ...xx Preface Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 21: ...s and benefits High capacity cache Performance reporting and monitoring Reliability availability and serviceability RAID implementations Open systems features and functions Data management features and functions Copy solution features and functions Performance management features and functions Failure monitoring features and functions Power saving features and functions Email alert notification Lo...

Страница 22: ...24 disk drives An expansion unit provides additional storage space and can connect the base unit to additional expansion units or high density expansion units The same expansion unit is used with both base unit models The factory designation for the modular expansion unit is RKAKS An expansion unit contains two redundant power supplies two ENC interface units and from two to 24 disk drives Optiona...

Страница 23: ...r base unit Figure 1 1 Base and Expansion units NOTE See Scalability on page 1 15 for details about combinations of expansion units and high density expansion units Table 1 1 AMS 2100 2300 Control Unit Configurations Base Unit Host Interface Number of Ports total Cache AMS 2100 Fibre Channel 4 Fibre Channel 4 GB 8 GB iSCSI 4 iSCSI 4 GB 8 GB AMS 2300 Fibre Channel 8 Fibre Channel 8 GB 16 GB iSCSI 4...

Страница 24: ... the AMS 2100 and AMS 2300 base units are identical Light Emitting Diode LED indicators show the unit s power ready warning and alarm status Power switch The Power switch for turning the controllers and drives in a base unit is also located on the front of the unit Facing the front of the base unit this switch is located at the lower right corner Pressing on the right button turns the power on Pre...

Страница 25: ...The power supplies do not have a power switch and turn on as soon as the power cables are connected to them They can deliver power to the rest of the unit after successful completion of their power on self test POST See Chapter 4 Hardware components and Chapter 6 Power On Off procedures or details When the power switch is toggled to the OFF position power is still applied to the power supplies To ...

Страница 26: ...controllers that manage all functions of the array and connect the array to the host and management systems Each control unit has either two Fibre Channel ports or two iSCSI ports as shown in the middle and lower photos respectively See Disk drive configurations in Chapter 4 for detailed information about the number and type of disk drives that can be installed in an AMS 2100 Figure 1 3 shows the ...

Страница 27: ... on each of the two controllers instead of two or two iSCSI ports as shown in the figure below Internally it has a faster CPU more RAM and can have more expansion units and spare drives See Appendix A and the Hitachi AMS 2000 Family Storage System Reference Guide for full specifications See Disk drive configurations in Chapter 4 for detailed information about the number and type of disk drives tha...

Страница 28: ...1 8 Introduction Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 29: ...ed to connect the expansion unit to the base unit and to other expansion units See Disk drive configurations in Chapter 4 for detailed information about the number and type of disk drives that can be installed in an expansion unit Figure 1 5 shows the front above and rear below views of the AMS 2100 2300 expansion unit The front bezel has been removed in this photo Expanded views are shown in Chap...

Страница 30: ...o connect the expansion unit to the base unit and to other expansion units See Scalability on page 1 15 and Disk drive configurations in Chapter 4 for detailed information about the number and type of disk drives that can be installed in an expansion unit Figure 1 6 shows the front above and rear below views of the high density expansion unit The front bezel has been removed in this photo Expanded...

Страница 31: ...ly Apple Macintosh OS10 Fibre Channel only High data availability The AMS 2300 is designed for high performance and protection of user data See Reliability availability and serviceability on page 1 21 for further information on the reliability and availability features of the AMS 2100 2300 Connectivity The AMS 2100 2300 supports most open systems through standard Fibre Channel interfaces or standa...

Страница 32: ... Fibre Channel connection the AMS 2100 array can transfer data between the host computer and the array at a maximum speed of 400 MB sec on each port An 8 Gbps Fibre Channel connection is possible with the AMS 2300 array The system provides sufficient throughput even when accessing multiple devices connected on the same Fibre Channel loop The AMS 2100 Fibre Channel interface is capable of operating...

Страница 33: ...gth Distance LPe1150 4Gb s LPe1250 8Gb s NOTE For more information on the Fibre Channel interface refer to Chapter 4 in the Hitachi AMS 2000 Family Storage System Reference Guide MK 97DF8009 Table 1 4 iSCSI Features Feature Mode Description High speed Data Transfer iSCSI The AMS 2100 2300 supports iSCSI 1000Base T With a 1 Gbps Ethernet connection the iSCSI interface is capable of operating at dat...

Страница 34: ...dress might cause a delay and time out of the host I O processing on the controller A warning message will be displayed before starting a Ping test Hitachi Data Systems strongly recommended that you ping the network only when no host I O exists on the controller MTU Parameter iSCSI The AMS2100 AMS2300 with an optional 10 Gbps iSCSI interface board can select the MTU Maximum Transfer Unit parameter...

Страница 35: ...h density expansion units The AMS 2300 supports a maximum of 240 drives When RKS RKES connect RKAKS RKAKX disk drive can be mounted up to 159 units When RKM connect RKAKS disk drive can be mounted up to 231 units When RKEM connect RKAK RKAKS RKAKX disk drive can be mounted up to 255 units However when mounting subsystems mixing RKAKs and RKAKSs or RKAKs RKAKSs and RKAKXs a maximum of Disk Drives c...

Страница 36: ...ntable Number of Disk Drives Basic Chassis one unit RKAK mounted additonal chassis RKAKS mounted additonal chassis Max mountable number of disk drives RKS RKES 0 6 159 1 5 150 3 4 156 4 3 147 5 2 138 6 1 129 7 0 120 RKM o 9 231 2 8 237 3 7 228 5 6 234 7 5 240 8 4 231 10 3 237 11 2 228 13 1 234 15 0 240 RKEM 0 10 255 1 9 246 3 8 252 4 7 243 6 6 249 8 5 255 9 4 246 11 3 252 12 2 243 14 1 249 15 0 24...

Страница 37: ...1 1 Minimum supported HDS configuration is two disk drives installed in slots 0 and 1 in Unit A and two drives installed in slots 0 and 1 in Unit B 48 AMS 2300 4 15 Expansion Unit RKAK 0 15 2 per unit 15 Modular 2U Expansion Unit RKAKS 0 8 2 per unit 24 High density Expansion Unit RKAKX 0 4 2 in each section of the unit 1 48 Table 1 7 AMS 2100 High density Expansion Unit Intermix Unit Expansion Un...

Страница 38: ...2100 Fibre Channel interface is capable of operating at data transfer speeds of up to 400 MB sec The AMS2100 AMS2300 supports shortwave multimode optical cables With these shortwave fibre channel cards the AMS2100 AMS2300 can be located up to 860 meters from the open system host 2 Maximum number of disk drives using intermix of expansion units and high density expansion units 3 Maximum number of d...

Страница 39: ...e when reading and writing It is dynamically managed depending on the workload read and write I O characteristics The high percent cache hit rate is expected due to the transaction processing that the data is updated after referencing the data The system throughput is increased by the reduced data writing time 2 As soon as data is written onto the cache it is reported to the host The write operati...

Страница 40: ...y backup Provided Backup duration h 2 48 hrs when cache is 8 192 MB 4 096 MB per controller 72 hrs when cache is 4 096 MB 2 048 MB per controller AMS 2300 Capacity MB per controller 4 096 8 192 MB Control method Read LRU Write After1 1 LRU Least Recently Used An algorithm where new items are placed at the top of the cache and items at the bottom of the cache are discarded when the cache grows past...

Страница 41: ...ground before a failure actually occurs In addition the redundancy of the dynamic sparing feature enables the spare disk to be replaced while the system is running excluding RAID 0 configuration thereby increasing the reliability of the array even more The data recovery to the new disk drive can be performed in running on the system To maintain system reliability HDS recommends that you include at...

Страница 42: ... 2D Each time a failure occurs in a RAID 0 disk drive data that cannot be written into the disk drive pinned data is accumulated in the cache When the amount of accumulated data exceeds a certain value a write I O instructed to the other RAID group will not be accepted and the system will crash In this case restoration of user data and resynchronization of a file system using the backup data are r...

Страница 43: ...are products provide host failover capability I O path failover support and logical volume management in the open systems environment Middleware is not usually supplied as part of the array s basic operating system Logical unit mapping Each logical unit can be assigned to multiple Fibre Channel ports to provide I O path failover with the middleware support Table 1 11 AMS 2100 2300 RAID Specificati...

Страница 44: ...SCSI security function controls the access from specified hosts or specific commands iSCSI target interface The iSCSI security function controls access from specified hosts or specific commands LUN Expansion The LUN Expansion feature is used to expand the size of logical unit volume to which a host computer accesses by combining multiple logical units volumes internally Data Retention Utility The ...

Страница 45: ...t Encryption The Data At Rest Encryption allows a self encrypting drive with the function encrypting decoding the stored data to be used as an installed disk drive for encrypting the data to be stored in the array Table 1 12 Data Management Features and Functions Feature Description ...

Страница 46: ...ly differential data ShadowImage In System Replication The ShadowImage in system replication function controls logical unit copying done within one and the same array It can create a copy secondary volume of a logical unit within one and the same array keeping the redundancy that the source logical unit primary volume has Copy on write SnapShot The Copy on write SnapShot feature enables you to mai...

Страница 47: ...tachi Storage Navigator Modular 2 Power saving features and functions The AMS 2100 2300 supports power saving solutions as described in Table 1 16 Table 1 15 Failure Monitoring Features and Functions Feature Description SNMP Agent Support Function The SNMP Agent Support Function reports occurrences of failure to the workstation for monitoring the network via the SNMP Simple Network Management Prot...

Страница 48: ...il settings return to their default settings Therefore check and reconfigure the e mail setting after recovering the array from such failures For more information about the e mail Alert function refer to Help in the Hitachi Storage Navigator Modular 2 The email alert feature is explained in detail in the Navigator 2 online help system Figure 1 7 shows an example of system construction of the email...

Страница 49: ... months NOTE When AMS2100 AMS2300 has a battery failure the advantages of this function cannot be obtained If the ownership of source and destination LUs differs when Cooperative Function with VMware operates the ownership of the target LU is changed to that of the source LU This ownership change operates regardless of the setting status of load balancing To avoid ownership change set DataMover Ha...

Страница 50: ...1 30 Introduction Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 51: ...al and operational characteristics This chapter describes the basic features of the Hitachi AMS 2000 Family Storage System It contains the following key topics Overview of the AMS 2100 2300 storage system Array specifications Fibre channel interface iSCSI interface Required parts Optional parts Accessory parts ...

Страница 52: ... 2100 includes the following features An AMS 2100 base unit and expansion unit can mount up to 15 disk drives A modular 2U SAS expansion unit can mount up to 24 disk drives A high density expansion unit can mount up to 48 disk drives See Disk drive configurations in Chapter 4 for information about the number and type of disc drives that can be installed in each unit An AMS 2100 base unit includes ...

Страница 53: ...in control unit 0 Fibre Channel Interface OR iSCSI interface both must be the same type Disk Drives1 Backup Battery 1 Backs up the cache in control unit 1 Control Unit 0 Expansion Unit or High density Expansion Unit Switch Panel Control Unit 1 Power Supply 0 LAN to management console Cache memory Power Supply 1 1 Supported disk drives DF F800 AKH146 DF F800 AKH300 DF F800 AKH450 DF F800 AKF400 DF ...

Страница 54: ...each See Disk drive configurations in Chapter 4 for information about the number and type of disc drives that can be installed in each unit An AMS 2300 base unit includes two control units that can control up to 240 disk drives each in a RAID configuration The disk drives in the base unit expansion units and high density expansion units can be assigned to data disk s parity disk s or mirror disk s...

Страница 55: ...agram Item Description Item Description Item Description Host System SAS SATA Control Backup Battery 0 Fibre Channel or iSCSI interface both must be the same type Disk Drives1 Backup Battery 1 Control Unit 0 Expansion Unit or High density Expansion Unit Switch Panel Control Unit 1 Power Supply 0 LAN to management console Cache memory Power Supply 1 1 Supported disk drives DF F800 AKH146 DF F800 AK...

Страница 56: ...Drive DF F800 AMF300 DF 800 AMF600 Table 2 4 System Configuration of the RKAKS Table 2 3 Expansion Unit Block Diagram Item Description Item Description ENC Unit 0 Power Supply 0 SAS SATA Control Power Supply 1 Disk Drives1 1 Supported disk drives DF F800 AKH146 DF F800 AKH300 DF F800 AKH450 DF F800 AKH600 DF F800 ANH600 DF F800 AKF400 DF F800 AWE2K DF F800 AVE500 DF F800 AVE1K DF F800 AVE2K DF F80...

Страница 57: ...uide High density expansion unit architecture The following illustration shows the configuration block diagram of an AMS 2000 Family high density expansion unit The table following the illustration provides a description of each numbered part Figure 2 4 High capacity Expansion Unit Block Diagram ...

Страница 58: ...00 array can be configured with one AMS 2300 base unit and from 0 to 15 expansion units or up to four high density expansion units for a maximum total of 240 disk drives Using 3 TB disk drives this configuration provides a maximum of 661 5 TB of storage space in RAID 5 14D 1P configuration See Table 1 7 for specifications regarding mixing expansion units and high density expansion units The basic ...

Страница 59: ...ace Interface type AMS2100 4 Gbps Fibre Channel Optical AMS2300 4 Gbps 8 Gbps Fibre Channel Optical 1 Gbps iSCSI 1000Base T 10 Gbps Optical iSCSI Data transfer speed i e maximum speed for transfer to host AMS2100 400 MB sec Fibre Channel AMS2300 800 MB sec Fibre Channel 1000 MB s iSCSI Number of host connectors dual controllers Fibre Channel 2 per control unit 4 total Fibre Channel 4 per control u...

Страница 60: ...to the value corresponding to the transfer rate of devices connected directly with an array according to the following table When the AMS 2100 2300 is connected directly and externally with the Universal Storage Platform Network Storage Controller set the port transfer rate of both the Universal Storage Platform Network Storage Controller and the AMS 2100 AMS 2300 to the fixed transfer rate the sa...

Страница 61: ...the 1000BASE T full duplex Use the LAN cable with the following types and shapes Cable type category 5e or category 6 Connector RJ 45 For the physical port of the switch to be connected directly with the host and the iSCSI port of the AMS 2100 2300 do not set the Spanning Tree protocol function to ON It may cause communications interference For the 10G bps iSCSI use the following optical cable 50 ...

Страница 62: ...ter 7 200 RPM DF F800 AMF600 3 5 type Disk drive 491 25 GB installed in a canister 7 200 RPM DF F800 AKH600 3 5 type Disk drive 575 30 GB installed in a canister 15 000 RPM DF F800 ANH6003 3 5 type Disk drive 575 30 GB installed in a canister 15 000 RPM DF F800 ANH600X3 3 5 type Disk drive 575 30 GB installed in a canister 15 000 RPM for RKAKX DF F800 AVE1K 3 5 type Disk drive 983 69 GB installed ...

Страница 63: ... Cache Residency Manager Hitachi Storage Navigator Modular 2 P 002D J401 Navigator 2 Storage Management Software 1 Numbers in parentheses following component names show quantities of the components 2 These values of storage capacity are calculated as 1 GB 1 000 000 000 bytes This definition is different from that calculated as 1 k byte 1 024 bytes The RAID group capacity values displayed in the Hi...

Страница 64: ...e unit 2 required per base unit HDF F800 SFC2 3282005 C Control unit 2 Fibre Channel ports 2 048 MB Cache HDF F800 SIS2 3282005 D 2 iSCSI ports 2 048 MB Cache HDF F800 SFC4 3282005 G 2 Fibre Channel ports 4 096 MB Cache HDF F800 SIS4 3282005 H 2 iSCSI ports 4 096 MB Cache Controller for AMS 2300 base unit 2 required per base unit HDF F800 MFC4 3282005 A Control unit 4 Fibre Channel ports 4 096 MB ...

Страница 65: ...CON Single Mode 9UM Cable 25M FICSMLCLC050M P SC LC Fibre FICON Single Mode 9UM Cable 50M FICSMLCLC100M P SC LC Fibre FICON Single Mode 9UM Cable 100M FICSMSCLC025M P LC LC Fibre Single Mode 9UM Cable 25M FICSMSCLC050M P LC LC Fibre Single Mode 9UM Cable 50M FICSMSCLC100M P LC LC Fibre Single Mode 9UM Cable 100M Fibre Channel interface Cable EMEA only JZ 050LL005 P Fibre Channel interface Cable LC...

Страница 66: ...P Fibre Channel interface Cable LC LC Duplex Fibre Optic 50UM Cable 10M JZ 050LL025 P LC LC Duplex Fibre Optic 50UM Cable 25M JZ 050LL050PC P LC LC Duplex Fibre Optic 50UM Cable 50M JZ 050LL100PC P LC LC Duplex Fibre Optic 50UM Cable 100M JZ 050SL005PC P SC LC Duplex Fibre Optic 50UM Cable 5M JZ 050SL010PC P SC LC Duplex Fibre Optic 50UM Cable 10M JZ 050SL025PC P SC LC Duplex Fibre Optic 50UM Cabl...

Страница 67: ...y Remote Replication This feature equalizes data of disk array subsystems by always synchronizing their data TrueCopy Extended Distance This feature equalizes data of disk array subsystems by always synchronizing their data asynchronously P 002D Jxxx P 002D Jxxx The Dynamic Provisioning is a function to improve the capacity efficiency of disk drives by assigning physical capacity On Demand at the ...

Страница 68: ...el Interface Cables A 6515 GM10S SC LC Fibre I F Cable SC LC Fibre I F cable for Optical 10 m A 6515 GM20S SC LC Fibre I F cable for Optical 20 m A 6515 GM30S SC LC Fibre I F cable for Optical 30 m A 6515 GM50S SC LC Fibre I F cable for Optical 50 m A 6515 GM1JS SC LC Fibre I F cable for Optical 100 m A 6515 GM5L LC LC Fibre I F Cable LC LC Fibre I F cable for Optical 5 m A 6515 GM10L LC LC Fibre ...

Страница 69: ...e For control of Remote adapter 5 m DF F800 VRC10 Remote adapter cable For control of Remote adapter 10 m DF F800 VRC20 Remote adapter cable For control of Remote adapter 20 m DF F800 VRC50 Remote adapter cable For control of Remote adapter 50 m 1 Numbers in parentheses following component names show quantities of the components Table 2 10 AMS 2100 2300 Accessory Parts Continued 1 Classification M...

Страница 70: ...2 20 Functional and operational characteristics Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 71: ...00 2300 Storage System Hardware Guide 3 Getting started This chapter provides an overview of the tasks to install and configure a Hitachi Adaptable Modular Storage 2100 2300 Storage System It covers the following key topic Task roadmap ...

Страница 72: ...e 5 36 Connecting Fibre channel cables on page 5 51 and Connecting iSCSI cables on page 5 52 4 Connect a management PC to the array Connect the LAN cable See Connecting cables on page 5 35 5 Attach the front bezel See Turning the array ON on page 5 53 6 Turn the array on See Chapter 6 Power On Off procedures 7 Turning the array off See Chapter 6 Power On Off procedures 8 Configuring the array requ...

Страница 73: ...rs of the Hitachi Adaptable Modular Storage 2100 2300 Storage System It covers the AMS 2100 and AMS 2300 base units the expansion unit and the high density expansion unit and explains the functions of various parts of the units This chapter covers the following key topics The base unit Standard expansion units Modular 2U SAS expansion unit High density expansion unit ...

Страница 74: ...upper photo and removed in the lower photo with the components on the front of the unit exposed Both the AMS 2100 and the AMS 2300 unit models are the same on the front Figure 4 1 AMS 2100 Base Unit Front View Table 4 1 Base Unit Front View Item Description Item Description Disk Drives Cache Backup Battery 0 on left 1 on right See Cache backup batteries on page 4 5 for details Base Unit Status LED...

Страница 75: ...t both be either SAS or SATA drives After the minimum configuration is met in the base unit or the expansion unit you can add up to two SAS or two SATA drives which makes a RAID 1 configuration at a time or other combinations of drives as required to meet the RAID configurations specified in RAID implementations on page 1 22 Disk drive status LEDs The base unit has two LEDs that are built into the...

Страница 76: ...ms Technical Support See the Getting Help section in the Preface of t his manual Slow Blink 1 blink sec A serious failure has occurred Please contact Hitachi Data Systems Technical Support See the Getting Help section in the Preface of t his manual Warning orange The orange Warning LED shows when the base unit is operating normally has encountered a non serious error or is upgrading the firmware O...

Страница 77: ...ins an Alarm LED and a Ready LED The battery includes a lock lever that keeps the battery securely installed in the array and is used to remove the battery when needed Disk Drive Status LEDs see Disk drive status LEDs on page 4 3 ALarM LED red ON Lights when the drive has a serious Error OFF Normal Status ACTive LED green ON or Flashing Lights or flashes when the drive is operating and is being re...

Страница 78: ...d and the blue button is fully extended the battery is secured to the array Alarm LED red When on indicates that the battery has failed When off indicates that the battery status is normal Ready LED green This LED indicates the condition of the battery On normal status Low speed blinking 1 blink per second The battery is not fully charged Off or high speed blinking 8 blinks per second Abnormal sta...

Страница 79: ...o turn the array power ON press the right side of the switch labeled To turn the array power OFF press the left side of the switch Mode Switch Sets the Uninterruptable Power Supply UPS mode to either Local Mode or one of three remote modes Leave this switch in the local mode 0 position NOTE When you turn the power on each component in the array automatically runs a power on self test POST During t...

Страница 80: ...s on the controllers the Fibre Channel version of the AMS 2100 rear panel is identical to the AMS 2300 The rear panels of the iSCSI versions of the two models are the same The two controllers in each model array are identical and can be installed in either slot The Fibre Channel and iSCSI controllers for the AMS 2100 and the AMS 2300 are described further on in this chapter Figure 4 6 AMS 2100 Bas...

Страница 81: ...tion Ready LED green OFF when the power supply is not connected to power Blinks when the corresponding power receptacle is connected to a working AC outlet and is running the power on self test POST ON when the unit is operational even if the AMS 2100 2300 array is not turned on Alarm LED red This LED indicates that the power supply has failed Although the other power supply can supply sufficient ...

Страница 82: ...ts Control units The control units are multifunction devices that provide connection and management functions for the array including Connecting the base unit to a host computer Connecting the base unit to an expansion unit Connecting the base unit to a management console Managing the storage replication and security of data from the host computer to the disk drives Storing and supporting the arra...

Страница 83: ...ion Item Description Fibre channel host connectors 2 per controller Reset Button Resets the control unit and performs a full dump ENC Connector 0 IN Path 0 Fibre Channel HALM Host Alarm indicates that the host connector is abnormal GP0 LED GP1 LEDs green indicate that the interface is normal Reset LED orange Blinks while the control unit is resetting ENC Connector 1 IN Path 1 C Power LED green Whe...

Страница 84: ... control unit of an AMS 2100 Rev1 RKS base unit The uppder control unit is identical but is installed in the base unit upside down Figure 4 9 AMS 2100 Rev1 Disk Drive Status LEDs Table 4 10 AMS 2100 Rev1 Base Unit Status LEDs front panel Item LED Function 1 Alarm red Lights when the drive has a failure in the control unit 2 LOC orange When adding the chassis with the power turned on indicates the ...

Страница 85: ... 4 11 shows the lower control unit of an AMS 2100 Rev2 RKES base unit The upper control unit is identical but is installed in the base unit upside down Figure 4 10 RKES Disk Drive Status LED Table 4 11 RKES Disk Drive Status LEDs front panel s 5 ACT Active yellow ON data is being transferred 6 LINK green ON link status is normal 7 HALM ON host connector is abnormal 8 GP1 green ON status of the int...

Страница 86: ...ror in flash memory 4 CUDG error in ENC 6 Voltage on the control unit is abnormal Reset of the control unit is not canceled 3 RST orange ON control unit is resetting 4 C PWR green ON cache memory is backed up 5 ACT Active yellow ON data is being transferred 6 LINK green ON link status is normal 7 HALM ON host connector is abnormal 8 GP1 green ON status of the interface is normal 9 GP0 green ON sta...

Страница 87: ...escription Item Description Fibre channel host connectors 4 per controller Reset Button Resets the control unit and performs a full dump ENC Connector 0 IN Path 0 Fibre Channel HALM Host Alarm indicates that the host connector is abnormal GP0 LED GP1 LEDs green indicate that the interface is normal Reset LED orange Blinks while the control unit is resetting ENC Connector 1 IN Path 1 C Power LED gr...

Страница 88: ... shows the lower control unit of an AMS 2300 Rev2 RKM base unit The upper control unit is identical but is installed in the base unit upside down Figure 4 12 AMS 2300 RKM LEDs Table 4 13 AMS 2300 RKM LEDs 1 Fibre Channel AMS 2300 supports uninterrupted power supplies UPS The location of this connector may be slightly different than shown here depending on the model of the controller For more infor...

Страница 89: ...e of error by the number of times the LED blinks Not blinking Boot section error of ENC microprogram RAM error or ENC hard configuration error 1 SRAM error 2 ENC hard error 3 Microprogram error in flash memory 4 CUDG error in ENC 6 Voltage on the control unit is abnormal Reset of the control unit is not canceled 3 RST orange ON the control unit is resetting 4 C PWR green ON cache memory is backed ...

Страница 90: ...ble 4 14 shows the lower control unit of an AMS 2100 RKES base unit Rev2 The upper control unit is identical but is installed in the base unit upside down Figure 4 13 AMS 2300 Rev2 RKEM LEDs Table 4 14 AMS 2300 Rev2 RKEM LEDs Item LED Function 1 Alarm red Lights when the drive has a failure in the control unit ...

Страница 91: ...nks Not blinking Boot section error of ENC microprogram RAM error or ENC hard configuration error 1 SRAM error 2 ENC hard error 3 Microprogram error in flash memory 4 CUDG error in ENC 6 Voltage on the control unit is abnormal Reset of the control unit is not canceled 3 RST orange ON control unit is resetting 4 C PWR green ON cache memory is backed up 5 ACT Active yellow ON data is being transferr...

Страница 92: ...nector Maintenance LAN 0 Right connector 10 100 Ethernet management port LAN 1 ACT LED yellow indicates data is being transferred LINK LED green When ON indicates that the link status is normal Battery Expansion Unit Connector not supported Alarm LED red Indicates that the control unit has failed Uninterruptable Power Supply Connector1 LOC LED orange See LOC LED on page 4 21 Remote Adapter connect...

Страница 93: ...for help Table 4 16 LOC LED Number of blinks Description 6 slow Voltage on the control unit is abnormal Reset of the control unit is not canceled 1 fast 1 1 When blinking fast the LED is on for 400ms and off for 200 ms for each fast blink After the number of fast blinks has completed the LED ID off for one second SRAM error 2 fast ENC hard error 3 fast Firmware error in flash memory 4 fast ENC fir...

Страница 94: ...rts Host Connectors on an AMS 2300 control unit Photograph shows the leftmost host connector with the lock opened and the unit ready for removal The second connector is shown capped as all of the host connectors are when the array is shipped The third and fourth ports are shown connected Note that two types of Fibre Channel cables and connectors are used in this photo Photograph shows a close up v...

Страница 95: ...o use the storage features described under Features and benefits on page 1 11 to interact with an AMS 2100 2300 array The management port accepts either a cross over cable for direct connections to the management port or a straight through cable if connecting to the management port through a switch The port is a standard RJ45 connector that has an amber Port Activity LED on the left side of the po...

Страница 96: ...4 24 Hardware components Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 4 16 Connecting a Laptop to a Management Port ...

Страница 97: ... the front of an expansion unit factory designation RKAK with the decorative bezel installed The front panel of the expansion unit includes Power and Locate status LEDs that show the status of the unit and identify the unit The installation location should provide an unobstructed view of these LEDs In addition each drive slot on the expansion unit has alarm and Active LEDs that show the status of ...

Страница 98: ...ations The following requirements are for the expansion unit as well as for both the AMS 2100 and the AMS 2300 base units The minimum number of drives that must be installed in the base unit is four The first four drives that are installed must be either all SAS drives or all SATA drives After the minimum configuration is met you can add two SAS or two SATA drives which makes a RAID1 configuration...

Страница 99: ...are shown in the following figure indicate the status of the drive that is installed in the slot below them Figure 4 19 Disk Drive Status LEDs Table 4 19 Disk Drive Status LEDs Item Description Item Description ALarM LED red Lights when the drive has a serious error ACTive LED green Lights or flashes when the drive is operating and is being read from or written to It indicates that the disk drive ...

Страница 100: ...tus LEDs and their functions Table 4 20 Expansion Unit Status LEDs Item Name Color Status Description LOCATE orange OFF Normal operation ON A serious error has occurred in the unit Please contact Hitachi Data Systems Technical Support See the Getting Help section in the Preface of t his manual POWER green ON Normal operation the section is fully operational Slow Blink The firmware download is comp...

Страница 101: ...e connectors used to daisy chain expansion units in the system See Chapter 5 Installation for details It also provides LEDs that show the status of the expansion unit and the power supplies that provide power to the expansion unit Expanded views of the expansion unit and detailed descriptions are located on the following pages Figure 4 21 Rear View of the Expansion Unit Table 4 21 Expansion Unit R...

Страница 102: ...ied AC power cable Table 4 22 Expansion Unit Power Supply Components Item Description Lock Lever 2 places Alarm LED red This LED indicates that the power supply has failed Although the other power supply can supply sufficient power and cooling for the expansion array Hitachi Data Systems recommends that you replace the power supply as soon as possible See the Hitachi AMS 2000 Family Storage System...

Страница 103: ...lied As shown in Figure 4 23 the power supply also includes a power cable retainer that can be used to ensure that the power cable is not accidentally disconnected from the power supply Figure 4 23 Expansion Unit Power Supply Safety Components NOTE Hitachi Data Systems recommends that you install the cable retainer to prevent the power cable from accidentally being disconnected from the power supp...

Страница 104: ...t Shown with an ENC cable connected to it Alarm LED red This LED indicates that the ENC unit has failed Lock Lever LOC LED orange See Table 4 25 below ENC Port OUT to a base unit expansion unit or high density expansion unit Table 4 25 LOC LED Number of blinks Description 6 slow Voltage on the control unit is abnormal Reset of the control unit is not canceled 1 fast 1 SRAM error 2 fast ENC hard er...

Страница 105: ...t factory designation RKAKS with the decorative bezel installed The front panel of the expansion unit includes Power and Locate status LEDs that show the status of the unit and identify the unit The installation location should provide an unobstructed view of these LEDs The function of the LEDs is shown in Table 4 26 Figure 4 25 RKAKS front panel LEDs Table 4 26 RKAKS front panel LEDs Number LED F...

Страница 106: ...atus As shown in Figure 4 27 each power supply has three LEDs on the panel near the power receptacle These LEDs indicate the operational status of the power supply and are described in Table 4 28 on page 4 35 Figure 4 27 Modular 2U SAS expansion unit power supply LEDs Number LED Function 1 HDD ALM LED red ON A failure has occurred in the disk drive and it is inoperable 2 HDD ACT LED green ON or FL...

Страница 107: ...nsion unit ENC Unit No LED Function 1 ALM LED red ON An abnormal or stop state 2 RDY LED green ON Operating normally 3 AC IN green ON AC input is normal No LED Function 3 LOCATE LED orange The following blinking is fast because ENC microprogram detects CUDG error High speed blinking Twice ENC hard error Three times Microprogram error in flash memory Not blinking Boot section error of ENC microprog...

Страница 108: ...al that is routed from the base unit via the ENC cables that are connected to the ENC unit in the high density expansion unit Both the AMS 2100 and the AMS 2300 base units use the same high density expansion unit They each support only one high density expansion unit High density expansion unit front view Figure 4 29 shows the front of a high density expansion unit with the decorative front bezel ...

Страница 109: ...e 4 30 High density Expansion Unit Front Panel Item Description Item Description Item Description Unit A Status LEDs Drive Cover Lock Uses same key as AMS 2100 2300 2500 front bezel Unit B Status LEDs Table 4 31 High density Expansion Unit Status LEDs Item Name Color Status Description LOCATE orange OFF Normal operation ON A serious error has occurred in the unit Please contact Hitachi Data System...

Страница 110: ...NC units and the power supplies Figure 4 31 shows the hardware components on the rear panel of a high density expansion unit Expanded views and detailed descriptions of the high density expansion unit power supplies and ENC adapters are located on the following pages Figure 4 31 High density Expansion Unit Rear Panel Components Table 4 32 High density Expansion Unit Rear Panel Components Item Desc...

Страница 111: ...f the power supply as shown in Figure 4 32 Figure 4 32 High density Expansion Unit Power Supply Components Item Description Alarm LED red This LED indicates that the power supply has failed Although the other power supply can supply sufficient power and cooling for the array Hitachi Data Systems recommends that you replace the failed power supply as soon as possible Contact Hitachi Data SystemsTec...

Страница 112: ... As shown in Figure 4 33 the power supply also includes a power cable retainer that can be used to ensure that the power cable is not accidentally disconnected from the power supply Figure 4 33 High density Expansion Unit Power Supply Safety Components NOTE Hitachi Data Systems recommends that each power supply in the base unit be connected to a different AC source in the rack If one source fails ...

Страница 113: ...igure 4 31 on page 4 38 the connector extensions are located below the power supplies The ENC IN connector includes an ALM alarm LED that turns on when the ENC card to which it is connected fails The LOC locate LED for the ENC unit is located on the OUT connector Figure 4 34 shows the connectors removed from the high density expansion unit and open to show how the ENC cable is connected inside Fig...

Страница 114: ... Port IN Connects to the OUT port on either the base unit controller the IN port on the ENC unit in an expansion unit or high density expansion unit ALM alarm LED red This LED indicates that the ENC unit has failed Lock Lever LOC locate LED orange See Table 4 25 on page 4 32 ENC Port OUT Connects to IN on either the controller on a base unit or the IN port on the ENC unit in an expansion unit or h...

Страница 115: ...upported number of drives that must be installed in the high density expansion unit is two in Unit A slots 0 1 and two in Unit B slots 0 1 After the minimum configuration is met you can add up to two SATA drives in each unit which makes a RAID1 configuration at a time or other combinations of drives as required to meet the RAID configurations specified in Chapter 1 Disk drive status LEDs Each disk...

Страница 116: ...4 44 Hardware components Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 4 37 Alarm LED Locations ...

Страница 117: ...card is shown in the following figure The upper photograph shows the top edge view of the ENC card with an expanded view of the status LEDS Figure 4 38 High density Expansion Unit ENC Unit Table 4 37 High density Expansion Unit ENC Unit Item Description Lock Lever Secures the ENC unit in the chassis Status LEDs Alarm red This LED indicates that the ENC unit has failed LOCATE orange OFF Normal oper...

Страница 118: ...ponents Hitachi AMS 2100 2300 Storage System Hardware Guide 1 When blinking fast the LED is on for 400ms and off for 200 ms for each fast blink After the number of fast blinks has completed the LED id off for one second ...

Страница 119: ... System The installation procedures include instructions to connect data control and power cables to the units as well as references to information to install additional components It includes the following key topics Chapter overview and task list Safety considerations Preinstallation requirements Installing an AMS 2100 2300 Installing Storage Navigator Modular 2 ...

Страница 120: ...u start the installation process 5 2 2 Prepare the site where you intend to install the array 5 18 3 Unpack the array Ensure that all items on the packing list are accounted for and not damaged 5 24 4 Obtain the required user supplied items to perform the installation 5 18 5 Install the array in a rack 5 30 6 Configure and manage your storage 7 9 7 Consult the Hitachi AMS 2000 Family iSCSI Host In...

Страница 121: ...k unsafe Do not work on the equipment or disconnect cables during a thunderstorm when wearing a wool sweater or other heavy wool clothing or when power is applied Disconnect all power before installation Avoid hazards such as moist floor Do not use ungrounded power extension cables ELECTRIC SHOCK HAZARD The power supplies and backup batteries can contain electricity even when the power is turned o...

Страница 122: ...ns are designed to help protect the array from various types of physical and electrical damage Moisture Do not store or install the unit in a place where moisture exists or is likely to condense on the unit Heat Do not install the unit in a rack which has less than the specified cooling The AMS 2100 2300 has heat sensors which will cause the unit to shut down if the internal temperature exceeds th...

Страница 123: ...sonnel The following are symbols contained in warning labels Warning and safety labels base unit Figure 5 1 shows the location and content of the warning and safety labels on the base unitt Figure 5 1 Warning and Safety Labels Base Unit The label is affixed at location a or b Either I or II is affixed Table 5 2 Warning Labels Symbol Description Do not disassemble the equipment Handle the heavy equ...

Страница 124: ...e Guide Warning and safety labels expansion unit Figure 5 2 shows the location and content of the warning and safety labels on the expansion unit Figure 5 2 Warning and Safety Labels Expansion Unit The label is affixed at location a or b Either I or II is affixed ...

Страница 125: ...orage System Hardware Guide Warning and safety labels modular 2U SAS expansion unit Figure shows the location and content of the warning and safety labels on the expansion unit Figure 5 3 Warning and Safety Labels modular 2U SAS expansion unit ...

Страница 126: ... Warning and safety labels high density expansion unit Figure 5 4 shows the location and content of the warning and safety labels on the high density expansion unit Figure 5 4 Warning and Safety Labels High density Expansion Unit The label is affixed at location a or b ...

Страница 127: ...abel on the Base Expansion Unit disk drive Figure 5 5 Base Expansion Unit Disk Drive Figure 5 6 shows the location of the label on the High density Expansion Unit disk drive Figure 5 6 High density Expansion Unit Disk Drive The figure below shows the location of the label on the modular 2U SAS Expansion Unit disk drive ...

Страница 128: ...ware Guide Battery unit Figure 5 7 shows the location of the label on the Battery Unit Figure 5 7 Battery Unit Power supply Figure 5 8 shows the location of the label on the Power Supply for the Base Unit Figure 5 8 Power Supply Label Location for the Base Unit ...

Страница 129: ...cation for the Expansion Unit Figure 5 10 shows the location of the label on the Power Supply for the modular 2U SAS the Expansion Unit Figure 5 10 Power Supply Label Location for the Modular 2U SAS Expansion Unit Figure 5 11 shows the location of the label on the Power Supply for the High density Expansion Unit Figure 5 11 Power Supply Label Location for the High density Expansion Unit ...

Страница 130: ...stallation Hitachi AMS 2100 2300 Storage System Hardware Guide Control unit Figure 5 12 shows the label locations on the AMS 2100 and 2300 Control Unit Figure 5 12 Control Unit Label Location AMS 2300 AMS 2100 ...

Страница 131: ...ory Figure 5 13 shows the location a or b of the labels on the Cache Memory module Figure 5 13 Cache Memory Label Location Interface board Figure 5 14 shows the location a or b of the labels on the FC Interface Board Figure 5 14 Fibre Channel Interface Board Label Location a b a b ...

Страница 132: ...I Interface Board Figure 5 15 iSCSI Interface Board Label Location Figure 5 16 shows the location of the label on the 10 Gbps iSCSI Interface Board Figure 5 16 10 Gbps iSCSI Interface Board Label Location Host connector Figure 5 17 shows the location of the label on the Host Connector Figure 5 17 Host Connector Label Location ...

Страница 133: ...ion 5 15 Hitachi AMS 2100 2300 Storage System Hardware Guide ENC unit Figure 5 18 shows the location of the label on the ENC Unit of the Expansion Unit Figure 5 18 ENC Unit Label Location for the Expansion Unit ...

Страница 134: ...nit Figure 5 19 ENC Unit Label Location for the Modular 2U SAS Expansion Unit Figure 5 20 shows the location of the labels a or b on the ENC Unit of the High density Expansion Unit Figure 5 20 ENC Unit Label Location for the High density Expansion Unit ENC cable Figure 5 21 shows the location of the label on the ENC Cable Figure 5 21 ENC Cable Label Location a b ...

Страница 135: ...stallation 5 17 Hitachi AMS 2100 2300 Storage System Hardware Guide Cable holder Figure 5 22 shows the locations of the labels a or b on the Cable Holders Figure 5 22 Cable Holder Label Locations a b a b ...

Страница 136: ...ntilation areas recommended but not required Cable access holes in the floor Installation site To maintain the Hitachi AMS 2100 2300 performance the Hitachi AMS 2100 2300 must be installed in a proper environment For the environmental specification refer to Environmental Specifications in the Hitachi AMS 2000 Family Storage System Reference Guide Do not install an AMS 2100 2300 in any of the follo...

Страница 137: ...the array so the ventilation holes are not blocked Otherwise the array may overheat and fail The direction of airflow is front input to rear output on the RK base controller tray and all RKAK RKAKX drive trays Hitachi Full Height Solutions racks have a front door AMS 2000 Family racks have no door in the front but have a ventilated door in the back that allows the system to draw air through the fr...

Страница 138: ... the 600 G disk drive One RKS RKES connects three RKAKXs Disk Drive Maximum of 159 units at a maximum of 437 T bytes RAID5 14D 1P 10 8D 1P using the 3 000 G disk drive One RKM connects up to 15 RKAKs Disk Drive Maximum of 240 units at a maximum of 661 5 T bytes RAID5 14D 1P using the 3 000 G disk drive One RKM connects one RKM or up to one RKAK or up to four RKAKXs Disk Drive Maximum of 222 units ...

Страница 139: ... maximum of 702 8 T bytes RAID5 14D 1P using the 3 000 G disk drive One RKEM connects up to ten RKAKSs Disk Drive Maximum of 255 units can be made at a maximum of 136 9 T bytes RAID5 14D 1P using the 600 G disk drive One RKM RKEM connects up to eleven RKAKs or four RKAKXs Disk Drive Maximum of 207 units In two racks The system configuration which one RKM connect up to 15 RKAK Disk Drive Maximum of...

Страница 140: ...nit containing four SATA or four SAS disk drives AMS 2300 one base unit containing four SATA or four SAS disk drives NOTE After the minimum configurations are met both the base and expansion units can be configured with a combination of SAS and SATA drives The high density expansion unit supports only SATA drives See Disk drive configurations page 4 3 for more information ...

Страница 141: ...drives including the base unit is 120 See Table 1 7 for information about combinations of expansion units AMS 2300 one base unit 15 disk drives and either 15 expansion units 225 disk drives or four high density expansion units 192 disk drives and one expansion unit 15 disk drives total 222 disk drives can be connected to an AMS 2300 The maximum number of disk drives including the base unit is 240 ...

Страница 142: ...me unstable and fall Table 5 3 Installation Tasks Step Description Page 1 Unpack the Array 5 24 2 Remove the front bezel 5 28 3 Mount the unit in rack 5 30 4 Turn rack PDBs OFF 5 35 5 Connect Fibre Channel host cables and LAN cable 5 40 6 Connect power cables 5 49 7 Install front bezel 5 55 8 Turn rack PDBs on 5 49 9 Turn array power on front panel 5 53 10 Verify that array is ready check LEDs 6 4...

Страница 143: ... is extreme Verify that the unpacking and installation of the rack are performed by service personnel The array within the outer package is shown in the following illustration Complete the following steps to unpack an AMS 2100 2300 array 1 Remove the outer package and packing materials 2 Take the array out of the polyethylene bag 3 Remove tapes etc applied to the array 4 Remove desiccating agent f...

Страница 144: ... 2100 2300 Packaging Table 5 4 AMS 2100 2300 Packaging Item Description Item Description Item Description Item Description Quick Installation Guide Accessory Box Base Unit or Expansion Unit Shipping container License Agreement Buffer Pad upper Pad Front Bezel Desiccant Buffer Pad lower ...

Страница 145: ...th the information on the packing list shipped with the array If any items are missing or damaged contact the facility where the array was purchased Be sure to keep the key for the front bezel supplied with the array The key for the front bezel is used for security control and parts replacement The same key fits all AMS 2100 2300 base and expansion units Figure 5 24 Locations of Array Serial Numbe...

Страница 146: ...26 Also see the illustrations in Chapter 4 for more details CAUTION Attach and remove the front bezel carefully Otherwise you may pinch your fingers between the bezel and the chassis as it snaps closed NOTE The front bezels of the RKS RKES RKM RKEM the RKAK and the RKAKS are different sizes NOTE When installing or removing the front bezel be careful not to operate the main switch or the ON OFF but...

Страница 147: ...on 5 29 Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 26 Removing the Front Bezel Table 5 5 Removing the Front Bezel Item Description Item Description Item Description Front Bezel Hook Ball Catches ...

Страница 148: ...e following steps to attach an EMI gasket supplied with the rack rail on the top of the base and expansion units 1 Peel off the anti adhesion sheet from the bottom surface of the EMI gasket 2 Attach an EMI gasket at the front of the base unit and at both the front and rear of the expansion unit s as shown in the following figures Align the gaskets with the front and rear edges of the unit 3 Instal...

Страница 149: ...lation 5 31 Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 28 Position for Attaching EMI Gasket Base Unit Frame top Back end of the top of the frame Front end of the top of the frame EMI gasket ...

Страница 150: ... 32 Installation Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 29 Position for Attaching an EMI Gasket Expansion Unit Figure 5 30 Position for Attaching an EMI Gasket RKAKS Expansion Unit ...

Страница 151: ... to the subsystem enters the rack across the end of it Otherwise the subsystem may fall WARNING Be careful when lifting the array especially if it is being installed high up in the rack It could cause serious injury or damage if it falls Hitachi Data Systems recommends using mechanical lifting equipment to help install the array However the equipment should be operated only by trained and qualifie...

Страница 152: ...the rack Figure 5 31 Fastening Front Side of the Array 2 As shown in Figure 5 32 fasten the rear side of the array to the rack rails 3 Shift each of the two stoppers in the direction shown by the arrow and make it contact the frame 4 Tighten the binding screws Table 5 6 Fastening Front Side of the Array Item Description Item Description Item Description Array Mounting Slot Rack Mounting Screw M5 1...

Страница 153: ...per Rail Frame CAUTION Be careful to connect cables correctly Leave a service loop in each cable to facilitate maintenance and prevent it from being stretched or pulling on the connectors and to leave some slack in case of an earthquake Use the cable routing bars that are provided with the high density expansion unit to route power and ENC cables to protect them from being bent too sharply or tang...

Страница 154: ... expansion units are connected both cables in ENC unit 0 and ENC unit 1 should be connected to the expansion unit If it is necessary to bend an ENC cable to connect it keep the bend radius as large as practical and not less than 30 mm This prevents excessive stress on the cable and the connector CAUTION The connectors on the ends of an ENC cable are different Check the label on the connector befor...

Страница 155: ...ore expansion units are mounted connect the connector labeled OUT and the connector labeled IN on the ENC unit of the expansion units RKAKs using the ENC cables a Remove the rubber cap of the ENC units in the locations where the ENC cables are to be connected b Connect each of the connectors with the ENC cables to the OUT side and the IN side of the ENC unit from which the rubber cap was removed 6...

Страница 156: ...5 38 Installation Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 34 Connecting ENC Cables from an AMS 2100 to the Expansion Units ...

Страница 157: ...Installation 5 39 Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 35 Connecting ENC Cables from an AMS 2300 to the Expansion Units ...

Страница 158: ...nector can also plug into an OUT connector on an ENC unit The connector that plugs into the IN connector on an ENC unit is stamped with a circle Figure 5 36 ENC Connectors NOTE The following information is provided for convenience to HDS service personnel and HDS partners who are authorized to perform these procedures Complete instructions are located in the AMS 2000 Maintenance Manual CAUTION The...

Страница 159: ... unit 3 Connect the ENC cable to the control unit 4 Route the cable through the cable routing bars to the appropriate high density expansion unit See Figure 5 38 and the diagrams in the installation chapter in the maintenance manual NOTE When two or more expansion units are connected both cables in ENC unit 0 and ENC unit 1 should be connected to the high density expansion unit If it is necessary ...

Страница 160: ... on the ENC cable holder and slide the cable holder into the appropriate slot on the high density expansion unit See Figure 5 39 NOTE The cable routing bars are used to protect the cables from being bent too sharply and becoming caught or tangled when the high density expansion unit is moved in the rack as needed to replace disk drives and or ENC units ...

Страница 161: ...he high density expansion unit As you do so the lock lever will close part way 7 Push inward on the lock lever to close it Ensure that the lock button snaps into place and locks the lever closed Cable routing diagrams The following diagrams show examples of how to connect ENC cables from an AMS 2100 2300 to a variety of expansion unit and high density expansion unit configurations ...

Страница 162: ...5 44 Installation Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 40 Connecting ENC Cables AMS 2100 2300 and Three High density Expansion Units ...

Страница 163: ...Installation 5 45 Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 41 Connecting ENC Cables AMS 2100 2300 one Expansion Unit and Three High density Expansion Units ...

Страница 164: ...5 46 Installation Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 42 Connecting ENC Cables AMS 2100 2300 two Expansion Units and three High density Expansion Units ...

Страница 165: ...Installation 5 47 Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 5 43 Connecting ENC cables to the RKH RKEH and 20 RKAKS ...

Страница 166: ... the management PC Figure 5 44 Connecting the LAN Cable CAUTION To prevent electromagnetic interference from a power cable to the signals in an ENC cable do not route power cables near an ENC cable Use LAN crossover cables when connecting to the LAN HUB with 10 100BASE T Category 5 or 6 Use straight LAN cables when connecting the array directly to a management PC The default IP address for the use...

Страница 167: ...le from the mounted array to an outlet on the PDB Make sure that the load on both of the PDBs in a rack does not exceed 16 amps Connect the power cables so that the load on a PDB does not exceed 16 amps after checking the load through a calculation Limit the load on each PDB in the rack to 8 amps Use the following values to calculate the load CAUTION Check all power cables for cuts or cracks in th...

Страница 168: ... still secure in the PDB and that it has not become loosened during the cable routing See Figure 5 45 Figure 5 45 Connecting Power Cables Rack PDB AMS 2300 Base Unit 3 8 Amps Expansion Unit 2 4 Amps High density Expansion Unit 3 7 Amps Table 5 10 AMS 2100 2300 Power Requirements Unit Current at 100 120VAC NOTE When using PDB without a cable clamp ensure that the power cable is firmly fixed to the ...

Страница 169: ...the connectors on the cables until they are securely fastened to the host connectors and the lock snaps into place Table 5 11 Connecting the Fibre Channel Interface Cables Fibre Channel Interface Side AMS 2100 AMS 2300 RKS RKM side Host computer side HBA Host Bus Adapter SW Types of Cables to be Connected Parts Name of Connected Cable Plug Model Connector Form Connector Form Cable Connector Shape ...

Страница 170: ...lled out of the sockets See Figure 5 46 Figure 5 46 Binding Fibre Channel Cables Together Connecting iSCSI cables Complete the following steps to connect the iSCSI cables 1 Connect the iSCSI cables from the host systems to the desired iSCSI ports on the AMS 2100 2300 control unit Insert the connectors until the lock snaps into place Figure 5 47 iSCSI Interface Cable Connection Ports 2 Pull all the...

Страница 171: ...ng the array ON Turn the power switch or circuit breakers in the power distribution busses in the rack ON Turn the array power ON See the instructions in Chapter 6 Power On Off procedures Adding a disk drive Task overview 1 Remove only ONE dummy disk drive 2 Within 10 minutes after you remove the dummy disk drive install a new disk drive in the empty slot 3 Repeat steps 1 and 2 for each drive you ...

Страница 172: ...ock tab to make sure it is locked 5 Pull the handle lightly to make sure that the disk drive cannot be accidentally pulled out of the unit 6 Install a dummy disk drive in each disk drive slot in which no disk drive is installed Insert it into the slot slowly so that the latch on the dummy disk drive is on the right side when the drive is installed Static sensitive Ground yourself before touching T...

Страница 173: ...zel into the slots on the array chassis See Figure 5 49 4 Push the top of the front bezel toward the chassis to engage it into the ball catches Figure 5 49 Installing a Front Bezel CAUTION Attach and remove the front bezel carefully Otherwise you may pinch your fingers between the bezel and the chassis as it snaps closed NOTE When installing or removing the front bezel be careful not to operate th...

Страница 174: ...t the claw on the front side of the subsystem main body into the claw hole in the front bezel 1 3 Engage the front bezel by pressing the right side of the front bezel to engage the hook of the front bezel with the ball catch 2 4 Lock the front bezel with the key 3 NOTE Insert the key all the way into the lock before turning it If the key is not inserted all the way the key or the lock may be damag...

Страница 175: ...Hardware Guide Figure 5 50 Attaching the modular 2U SAS expansion unit Installing Storage Navigator Modular 2 Detailed information about Navigator 2 including features installation instructions and operation is described in Installing Navigator 2 page 7 13 ...

Страница 176: ...5 58 Installation Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 177: ... Off procedures This chapter provides the procedures to apply power to and remove power from a Hitachi Adaptable Modular Storage 2100 2300 Storage System The following topics are discussed Task list Prerequisites Storage system power on Storage system power off Recovering from a power outage ...

Страница 178: ...should be running at low speed Restarting a base unit When a base unit is used as the remote unit in a TrueCopy remote replication TrueCopy Extended Distance configuration restarting the base unit can cause the following events Both paths of TrueCopy remote replication TrueCopy Extended Distance are blocked At the time the path is blocked Navigator 2 sends a failure notice to the users whose email...

Страница 179: ... only one power supply is plugged in the multispeed fans on that power supply run at high speed to ensure that the base unit has sufficient cooling As soon as the second power supply is plugged in the fans on both power supplies run at low speed to cool the power supplies When the base unit is running and both power supplies in the base unit are plugged in the multispeed fans run at whatever speed...

Страница 180: ...test POST During this time the array Power LED is on and the Ready light is blinking The POST takes approximately four minutes under normal circumstances When the POST is complete and the unit is ready for operation the Ready light changes from blinking to steady ON Table 6 1 Base Unit Switch Panel Item Description Item Description Main Switch Applies power to and removes power from the controller...

Страница 181: ... the front bezel removed press the left side of the Main Switch labeled This turns off power to the control units and to the disk drives but the power supplies will continue to run in standby mode 2 Verify that the green LEDs above each power receptacle on the rear panel are OFF and that the green Ready LED on the front panel is OFF To completely power down a base unit 1 Turn off the Main Power sw...

Страница 182: ...he array rear panel To prevent possible damage from a power surge when the power comes back on leave them disconnected until after the power is restored Alternate method Turn the circuit breakers on the rack PDU off 4 When power returns reconnect the power cables to the power receptacles on the array rear panel and then set the Main switch to the ON position The green Power LED on the front panel ...

Страница 183: ...orage System Refer to the Host Configuration Guides for information about configuring the host system and for configuring storage on the host system This chapter contains the following topics Configuration tasks Configuring an AMS 2100 2300 Installing Navigator 2 Managing storage Using SSL Setting the day and time Other storage management operations Uninstalling Navigator 2 ...

Страница 184: ...ect to a host is required A CAT 5 or CAT 6 Ethernet cable to connect the management console to the AMS 2100 2300 An IP address for each management port For the management console NOTE The response performance mode is enabled only when the segment size is 16 kB or less Be careful when using it with Cache Partition Manager When changing from the response performance mode to the normal mode if the I ...

Страница 185: ...ator 2 may not run correctly if not running on a supported browser Internet Explorer v6 0 7 0 8 0 4 Mozilla Firefox v1 7 or higher 4 Windows 7 or Windows Server 2008 R2 supports only Internet Explorer 8 0 CPU 1 GHz Intel processor 2 4 GHz Intel dual processor recommended Memory 1 GB minimum 2 GB recommended Free disk space 1 5 GB minimum Screen resolution 1024 768 or more recommended Network Must ...

Страница 186: ... Guide for the change method See Related Documents in the Preface 3 When obtaining the IPv6 address automatically the Router Advertisement distribution server is required If it is not set up only the link local address fe80 10 is allocated as the array address and communication is limited only in the same link not exceeding the router Table 7 2 Supported Network Standards Continued Item Standard a...

Страница 187: ...if the control unit is replaced due to a failure etc In this case you would need to register the array again For the range of the IPv6 address set manually use the global unicast address 2001 16 for the IPv6 Internet Incorrect router advertisement A router advertisement daemon radvd is run by Linux or BSD systems acting as IPv6 routers It sends Router Advertisement messages specified by RFC 2461 t...

Страница 188: ... computer in which Navigator 2 is installed on the host computer and not a separate management console The following are notes regarding the above illustration 1 The array uses 2000 tcp and 28355 tcp to communicate with Hitachi Storage Navigator Modular 2 When it can be connected directly but cannot communicate through the router the router may have blocked ports Set the router so that the two way...

Страница 189: ...e router the router may have blocked ports Set the router so that the two way communication to ports is allowed 3 The IPv6 multicast of the link local scope is used for the search array by the IPv6 address When performing the search array set up the array and the computer in which Hitachi Storage Navigator Modular 2 is installed in the same link 4 When two or more LAN cards are inserted in the com...

Страница 190: ...n the directory in which Navigator 2 is installed The default setting is 32768 Change the setting to 16384 or 8192 in that order or to a multiple of 1024 and then retry The new setting becomes effective during the next operation restarting Navigator 2 is not required Navigator 2 operations may be very slow depending on the setting If the connection cannot be made after the settings are changed rev...

Страница 191: ...iled information 1 1 1 If the storage management software has already been installed this step is not required Install the storage management software See page 7 13 2 Change the storage management PC IP address See page 7 13 3 Power On the storage system See Chapter 6 Power On Off procedures 4 Add an array to Navigator 2 See page 7 19 5 Perform the Initial Setup See page 7 23 6 Restore the storage...

Страница 192: ...ave the upper limits shown in the following table If you try to execute the maximum number of operations that can be received at one time for an array the following errors may occur Table 7 6 Maximum Number of Operations Array Firmware Maximum Number of Operations That Can Be Received at One time 08C5 A or later 50 operations Earlier than 08C5 A 5 operations Table 7 7 Error Messages Message Error ...

Страница 193: ...ost Writes null data to the specified logical unit and deletes user data No Yes Setting the Selection Command Device Sets up the command devices This is only used for replication purposes Configuration Setting the Boot Option Sets up the boot option The array must be restarted to implement the setting No Setup and Display iSCSI Information Sets and displays IP addresses and security information et...

Страница 194: ...luded Disabled No Cache Partition Manager Included Disabled No Modular Volume Migration Included Disabled No SNMP Agent Support Included Enabled No Performance Monitor Included Enabled No Optional Storage Features Power Saving Download N A Yes Data Retention Utility Download N A Yes In System Replication Suite Download N A Yes ShadowImage Download N A Yes Copy on write Snapshot Download N A Yes Tr...

Страница 195: ...mmand DOS window and use the command ipconfig to find out the IP address of the management console 3 Record this address as you will need to reset the management console back to that address later 4 The default IP addresses of the management ports on the AMS 2100 2300 are Controller 0 192 168 0 16 Controller 1 192 168 0 17 5 If the IP address of the management console does not match the default su...

Страница 196: ...dress of the management system during the installation Installing Java The Advanced Settings options in Navigator 2 are implemented through the Storage Navigator Modular management application that is used to manage the storage features in earlier versions of the Adaptable Modular Storage hardware To use this feature you must have the proper Sun Java Runtime Environment JRE loaded and the Java Con...

Страница 197: ...trol Panel appears 3 Click the Java tab The Java tab is displayed as shown in Figure 7 1 Figure 7 1 Java Tab 4 in the Java Applet Runtime Settings section click View The Java Runtime Settings dialog box appears 5 In the Java Runtime Parameters field enter Xmx192m NOTE Before accessing Advanced Settings enter the following memory setting in the Java Console on the browser PC Xmx192m Otherwise Advan...

Страница 198: ...o exit the Java Runtime Settings dialog box 5 Click OK in the Java tab to close the Java Control Panel dialog box Installation problems If you have problems with the installation or if Navigator 2 does not install correctly or does not run after it is installed please contact Hitachi Data Systems Technical Support See Support Contact Information in the Preface for contact information Starting Navi...

Страница 199: ...ed as shown here 3 Click Login to display the login screen shown in the next illustration 4 Enter the default administrator user ID and password as shown in the above illustration NOTE The https URL is invalid immediately after the installation Refer to Using SSL on page 7 43 When you enter an IPv6 address you must enclose the URL in brackets Example http xxxx 23015 StorageNavigatorModular ...

Страница 200: ...tion NOTE For security reasons Hitachi Data Systems recommends that you change the password after logging in The Navigator 2 online help contains a detailed procedure explaining how to do this In Navigator 2 locate the main Help button and click Help Help to launch the online help In the Contents pane select Managing User Accounts Change Your User Password Follow the instructions in this help page...

Страница 201: ...arrays listed there and then displays the Arrays window also called the Array List Window If there are arrays listed in the database Navigator 2 displays them in the Array List window If there are no arrays listed in the database Navigator 2 automatically launches the Add Array wizard Therefore when Navigator 2 is first installed and launched it automatically launches the Add Array wizard Using th...

Страница 202: ...name Click Next to continue and open the Add Array screen Adding Arrays Within a Range of IP addresses a If you know the range of IP addresses that includes one or more arrays that you want to add click Range of IP addresses to Search and enter the low and high IP addresses of that range The range of addresses must be located on a connected local area network LAN b Click Next to continue and open ...

Страница 203: ... you entered a range of IP addresses in the Search Array screen all of the arrays within that range are displayed in this screen as shown in the next illustration 3 When the list of arrays is displayed all the arrays in the list are automatically selected Click the checkbox to the left of the array name to deselect the array 4 Click Next to add the selected arrays to the Navigator 2 database and c...

Страница 204: ...st log in to the array before Navigator 2 will display the Array Properties window 2 First time login Enter the default AA username root and password storage as shown in the following illustration Note that this is a different username and password than is used to log in to Navigator 2 3 Click Login If the username and password are valid Navigator 2 displays the Array Properties window for the sel...

Страница 205: ...ction The introduction page lists the tasks that can be completed by this wizard Click Next to continue to the next screen and begin the setup process NOTE Hitachi Data Systems recommends that you set the IP address manually If you set the IP address to be obtained automatically in IPv6 the IPv6 address is decided by the Ethernet address Therefore if the Control Unit is replaced due to a failure e...

Страница 206: ...ter data in them 2 Enter the domain name of the mail server Example hds com 3 Enter the IP address of the email server that will route the email messages to the email addresses listed in this dialog box 4 Enter a From email address This email address will appear on the distributed email messages This enables the users who receive the reports to quickly identify the array from which the messages ca...

Страница 207: ... Host Configuration Protocol on the controller s that you want to use that way Set Manually Lets you complete the remaining fields to configure the management port manually To use the default IP addresses select Set Manually for the controller s that you want to use with a static IP address To use other static IP addresses select Set Manually for the controller s that you want to use with a static...

Страница 208: ... on the last screen of the wizard Negotiation As shown in the above illustration to use the default negotiation between the controller and the host leave the Auto setting as is Otherwise select the speed and duplex mode that the controller will use to communicate with the host The options are 1000 Mbps Full Duplex 100 Mbps Full Duplex 100 Mbps Half Duplex 10 Mbps Full Duplex 10 Mbps Full Duplex Ta...

Страница 209: ...their current settings in the Setup Host Ports dialog box as shown above 1 To use the default settings click Next to continue to the Set Up Spare Drive screen 2 To change the settings use the pull down menus for the Transfer Rate and or Topology fields for each ports as needed to match the settings on the host ports Then click Next to continue to the Set Up Spare Drive screen ...

Страница 210: ... the checkbox at the left end of the row that describes the drive s you want to designate as spare drives 2 After making the selections click Next to open the Date Time screen Set up date and time The Set Up Date Time page sets the real time clock RTC in the array The date and time information is used to timestamp logs and events in the array ...

Страница 211: ... to save the settings Depending on the communication speed and network activity it make take a several seconds to save the settings When the settings are saved the wizard displays the Finish screen Finish This screen contains a message that the wizard has successfully completed the setup Click OK to acknowledge the message and close the wizard Restoring the management console Completed the followi...

Страница 212: ...here IP address is the IPv4 or IPv6 address of the management console If you are using https enter the following URL in the address field https IP address 23016 StorageNavigatorModular Login where IP address is the IPv4 or IPv6 address of the management console After a few seconds the login screen is displayed as shown in the following figure NOTE The https URL is invalid immediately after the ins...

Страница 213: ... Array Setup wizard Registering the array on the support website This section describes the procedure to use Navigator 2 to register the array information on the Hitachi Data Systems Support site You must register the array information on the Hitachi Data Systems support site This is required if you plan to download firmware software and documentation updates and for ordering any needed replacemen...

Страница 214: ...BA that can access to Disk Array after the LUN Manager setting including WWN registration completes Zoning on Fabric Switch must be set as shown below to redirect access from the HBA that cannot be accessed to Disk Array by LUN Manager Option setting for improving I O response time in small scale NOTE If you encounter a problem registering your base unit please contact Hitachi Data Systems Global ...

Страница 215: ...o the drive The collision of the host I O and drive I O may be reduced by suppressing the I O issue to the drive so that you may improve the Write I O response time However in the case of continuously writing the data volume greatly exceeding the cache memory size the throughput may temporarily deteriorate Therefore you need to be careful when setting the option Hitachi Data Systems recommends you...

Страница 216: ...tform Enable selected status The ports other than the one described above Disable unselectable status Fabric Switch Connection Configurations With Fibre Channel 8Gbps using ARB FF becomes a standard on behalf of IDLE to reduce electrical noise Therefore the Fibre Channel 8Gbps interface for this array supports the IDLE ARB link initialization fillword Do not set the Ports of Brocade Switch to mode...

Страница 217: ...nsion instruction The RAID group expansion processing is not performed after executing the RAID group expansion instruction and you can only delete the waiting RAID group Table 7 11 The Number of BB Credits No Topology Type of ports The number of credits 4 Gbps 2 Port 4 Gbps 4 Port 8Gbps 2 Port 4 Port 1 Loop NL_Port FL_Port 4 20 40 2 Point to Point N_Port F_Port ...

Страница 218: ...cedures for managing these resources are explained in detail in the Managing Groups help page and other help pages that are linked from that page Managing replication on page 7 40 Replication is the process of copying data from one drive to another See Managing replication in this chapter and also the Managing Replication help page in the Navigator 2 Online Help System for information and procedur...

Страница 219: ...r alert that an error has occurred It is also a good way to review all commands and actions that have been used to make changes to the array to help determine the cause of an error See the Error Monitoring help page in Navigator 2 for detailed information Managing resources The resources in an AMS 2100 2300 array include RAID groups and host groups Working with RAID groups A RAID Redundant Array o...

Страница 220: ...s window click the name of the array you want to manage b If you are already working with the array you want to manage and the Array Properties window is displayed 2 In the array tree expand the Groups menu 3 Select RAID Groups The RAID Groups window is displayed It shows the properties of the RAID group and lists all the LUNs that are assigned to that RAID group RAID level and parity group exampl...

Страница 221: ...or Manual Selection Table 7 13 RAID Group Properties Feature Description RAID Group This is the name of the displayed RAID group The default name is RG 000 Note The Simple Modular Storage System can have only one RAID group RAID level This is the number of the RAID level 1 6 that has been assigned to the RAID group Parity Group This is the name of the parity group that has been assigned Number of ...

Страница 222: ... you click OK a second confirmation dialog box is displayed This dialog box explains that the data on the drives included in this RAID group s will be deleted Click OK to delete the RAID group s anyway of click Cancel to exit without deleting the RAID group s 5 If you click OK SNM2 deletes the selected RAID groups and then displays a Message confirming that the RAID groups have been deleted Managi...

Страница 223: ...nd instructions see the help page Local Replication ShadowImage and SnapShot are optional storage features and require licenses to be installed and or enabled before they can be used See the introduction help page and the licenses help page for more information about setting up optional storage features Remote replication Remote replication includes two methods of backing up information TrueCopy R...

Страница 224: ...A 1 Configure the LUN Manager settings including the WWN registration 2 Connect the servers that can access the array 3 As shown in the following illustration set the Zoning on Fabric switch to change the access from HBA that cannot be access to Disk Array by LUN Manager Host A HBA 1 HBA 2 Host B HBA 3 HBA 4 CTL0 CTL1 Port 0A Port 0B Port 1A Port 1B Fabric Switch Zoning LU0 HBA 1 HBA 2 LU1 HBA 3 ...

Страница 225: ...ee In this case the I O response time can be improved by setting this option However when continuously writing data to the cache the amount of data can greatly exceed the cache memory size This can temporarily cause the the throughput to deteriorate Therefore be careful when setting this option Hitachi Data Systems recommends that you consider the traffic in the network environment before setting ...

Страница 226: ...y be set using the Change Simple Tuning button Normal Response Performance 1 To change the Simple Tuning mode click Change Simple Tuning upper right corner of the window The Change Simple Tuning window is displayed Select Response Performance to improve the I O response time only if the system meets the following conditions Dirty data are at 50 The dirty data stop opportunity is 50 The Multi strea...

Страница 227: ...e segment size is 16 kB or less Be careful when using it with Cache Partition Manager If you attempt to change the mode from response performance mode to the normal mode while the I O load is heavy the setting may not change and an error message is displayed If this happens follow the instructions in the error message wait until after the host I O stops and change the setting again The processor s...

Страница 228: ...e from the Summary portion of the Multi Stream window There are two available modes which may be set using the Change Multi Stream Scope button System Logical Unit System tuning You can set some parameters for system tuning and also initialize parameter from the System Tuning window To display or to set the system tuning 1 In the array window select the array for which you want to display the syst...

Страница 229: ...ce window is displayed Click Tuning Parameter The Tuning Parameter window is displayed Click LU Ownership The LU Ownership window is displayed The LU Ownership window provides the information in Table 7 16 Table 7 15 System Tuning Item Description Dirty Data Opportunity Amount of dirty data opportunity Dirty Control Stop Opportunity Number of dirty control stop opportunity Cache Control Mode The m...

Страница 230: ...the LUN Core This column displays the core number assigned to the LUN When core don t exist this column displays r N A RAID Group This is the name of the displayed RAID group The default name is RG 000 Cache Partition This column displays the number of cache partitions assigned to the LUN Range is 0 nnn Type This field displays the type of drive s contained in the RAID group It can be either SAS o...

Страница 231: ...cify a host name or IP address of Navigator 2 Do not specify a loop back address such as localhost and 127 0 0 1 or 1 When you specify a loop back address such as localhost or 127 0 0 1 the Web screen is displayed but the Applet screen is not displayed Navigator 2 security settings To set up SSL 1 In the Array List window select an array to manage 2 When the Arrays window is displayed expand the n...

Страница 232: ... by the CA Create a Certificate Signing Request CSR Submit the CSR csr pem in the example to the CA and obtain the signed server certificate For example when the expiration date is 365 days one year enter openssl req new days 365 key privkey pem out csr pem The obtained signed server certificate is described as cacert pem hereinafter b When using a self signed certificate create a certificate with...

Страница 233: ...cedure For example when integrating the server certificate and private key as server pem execution example with Unix enter cat cacert pem privkey pem server pem 6 Use Navigator 2 to update the server certificate and private key If you update the server certificate and private key when the normal port is invalid you may not be able to connect it to the array when there is a problem on the server ce...

Страница 234: ...nd private key To update the server certificate and private key 1 Click the Refresh SSL Certificate button from the secure LAN window 2 The SSL certificate update window is displayed Specify the SSL certificate file created in step 3 in the above procedure and update the server certificate and private key ...

Страница 235: ...iversal Time UTC time from the NTP server and calculates time differences and daylight saving time of each country inside the array However since the time differences and the daylight saving time calculated by the array do not always follow the latest legal system of each country a gap from the local time of each country may occur even though the NTP server adjusts the time When the time gap occur...

Страница 236: ...tically adjust clock for daylight saving changes Whether Automatically adjust clock for daylight saving changes of the array is enabled or disabled is displayed NTP The information of the NTP server 1 and the NTP server 2 registered in the array are displayed IP Address The IP address registered for the NTP server is displayed When the IP address is not registered N A message is displayed Synchron...

Страница 237: ...ate Time window When the Edit Date Time window appears set the date and time of the array clock When you set the time of the server on which Hitachi Storage Navigator 2 is installed automatically select Set Automatically When you enter the date and time manually select Set Manually and then enter the values In case of Set Manually the value displayed in the input column by default is same as the d...

Страница 238: ...e setting click Refresh Information in the Date Time window for a while and check whether the date and time are set as specified and the result of the synchronization with the NTP server Refresh Information This button updates the items shown in the Date Time window Other storage management operations Other storage management operations include creating deleting and managing host groups logical un...

Страница 239: ...ssrv exe The default location is c Program Files HiCommand Base bin hcmdssrv exe b In a command DOS window that is started from the above directory enter the command hcmdssrv stop 3 When the services stop select Start Settings Control Panel Add Remove Programs 4 Wait until the list is populated this can take several minutes depending on the number of installed applications 5 Select Hitachi Storage...

Страница 240: ...7 58 Configuration Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 241: ...formation to help you identify and resolve problems that you may encounter with a Hitachi Adaptable Modular Storage 2100 2300 Storage System This chapter includes the following key topics Getting help Troubleshooting tables Troubleshooting flowcharts Recovering from failures Troubleshooting based on LED indications ...

Страница 242: ...ower source is operational Communication failure with host 1 Verify that the port activity LEDs on the Fibre Channel data ports being used are is ON If not try a different Fibre Channel data port 2 Check the LUN Manager mapping and LUN settings Array or part has failed Array or part has failed 1 Start Navigator 2 If it fails to start see Navigator 2 does not start below 2 Go to the Explorer pane a...

Страница 243: ...the problem you may need to reinstall the Navigator 2 software Corrupt Navigator 2 installation Reinstall Navigator 2 See Chapter 7 Configuration Navigator 2 does not run Incorrect communication setting Negotiation Check the negotiations settings on the management console and array Make sure they are the same The default value for the negotiation is Auto Incorrect value set for the IP address subn...

Страница 244: ...t the array be set to statically Static assign IP address If the IP address is not assigned from the DHCPv4 server to the array when the array is set to use the DHCPv4 server Navigator 2 cannot be connected to the array Consult with your network administrator and review the DHCPv4 server settings The default value is DHCPv4 Off uses a Static IP address Communication failure an incorrect value set ...

Страница 245: ...lure with host or management console 1 If you are using Fibre Channel verify that the port activity LED on the used Fibre Channel data ports is ON or flashing 2 Check that all Fibre Channel cables are connected securely at both ends 3 If you are using iSCSI ping the array from the host If the ping fails verify that the host is communicating with the array at the appropriate IP address 4 Check whet...

Страница 246: ...on in the Preface of this manual Ready LED slow blink Not a failure Firmware download is complete The array is fully operational Use the array normally Ready LED fast blink Not a failure The firmware is being updated do not turn off the array Wait until the light is ON steady before attempting to replace parts or use the array Warning LED ON or slow blink Nonserious error The base unit can continu...

Страница 247: ...it is abnormal Reset of the control unit is not canceled Replace the controller 1 fast a SRAM error 2 fast ENC hard error 3 fast Firmware error in flash memory 4 fast CUDG error in ENC LCT LED ON Boot section error in the ENC firmware a RAM error or ENC hard configuration error Expansion Unit Power LED OFF 1 Array power switch OFF 2 Power supplies not plugged in 3 PDB switch or breaker OFF 4 No el...

Страница 248: ...he unit from operating Indicates that the expansion unit has been added to the array with the power turned on this is not an error a When blinking fast the LED is on for 400 ms and off for 200 ms for each fast blink After the number of fast blinks has completed the LED is off for one second Table 8 2 LED Failure Indications Continued Unit Symptom Possible Cause Action ...

Страница 249: ...ient computer are different systems verify that the host on which Navigator 2 is installed is running Verify that the correct address is entered When the host and client systems have different network settings consult with the network admin and check the settings of both systems Consult your host administrator and check the firewall setting Consult your host administrator and check the firewall se...

Страница 250: ...uses are turned on Power LED is OFF Ready LED is ON Ready LED is OFF Check the Alarm LED on the selected array Alarm LED is ON Cycle the power switch wait for the Ready LED to come on and check the Alarm LED Repeat three times Alarm LED is ON Check the Ready LED on the selected array and verify that it is ON Yes No Contact Net work Admin Ready LED is ON Ready LED is OFF Alarm LED is OFF Turn the p...

Страница 251: ... occurs perform the following steps to recover form the failure 1 Log in to Navigator 2 Enter the following URL in the address field in the browser http IP address of management console PC 23015 StorageNavigatorModular Login 2 The Array List window is displayed 3 In the Arrays area check the status and serial number of the array where the failure occurred see Figure 8 3 on page 8 11 Figure 8 3 Loc...

Страница 252: ...host and the array See Navigator 2 cannot communicate with the array in Table 8 1 Problems and Solutions on page 8 2 6 From the Arrays area shown in Figure 8 3 on page 8 11 click the name of the array When the next screen appears click either Alerts Events in the Array List window or Check for Errors in the Common Array Tasks area In the Alert Parts tab check for the failed part such as a disk dri...

Страница 253: ...information click Close Figure 8 5 Example of an Alarm Information Window Troubleshooting based on LED indications This section provides step by step procedures to help determine the cause of failures that are indicated by the LEDs on the array This section is intended to be used along with Table 8 2 LED Failure Indications on page 8 6 Verify that a failure is recovered after taking the appropriat...

Страница 254: ...use the following events Both paths of TrueCopy remote replication TrueCopy Extended Distance are blocked At the time the path is blocked Navigator 2 sends a failure notice to the users whose email addresses are configured in the Alerts and Events window in Navigator 2 The alert contains information regarding the Email Alert and SNMP Agent Support features and TRAP Follow the instructions in the e...

Страница 255: ...een blinks the subsystem is operational No Refer to Ready LED does not turn on next section 7 End of procedure Ready LED does not turn on This procedure is also used when the Ready LED has turned on once and then turns off 1 Is the Power LED on the base unit on Yes Go to step 2 No Go to step 4 in The Power LED does not turn on 2 Is the Alarm LED on the base unit on Yes Refer to Alarm LED has turne...

Страница 256: ... AMS 2000 Family Storage System Service Guide for instructions Warning LED has turned on or blinks 1 Does the WARNING LED orange blink at high speed Yes Wait until the WARNING LED orange on the base unit is off and the READY LED green on the base unit lights because the firmware is being updated No Go to step 2 2 Does the WARNING LED on the base unit blink at low speed Yes Use Navigator 2 to ident...

Страница 257: ... 9 Upgrading the hardware This chapter describes procedures for adding optional components and additional units to a Hitachi AMS 2100 2300 Storage System It includes the following key topics Prerequisites Adding a disk drive Recognizing a new logical unit Adding an expansion unit ...

Страница 258: ...ly to the array power and does not consider whether the host power is turned on or off 4 When adding an optional component change the settings of the array using a management console connected via a LAN Perform the following before starting the addition of an optional component Set up a management console on which Navigator 2 is installed Determine whether the array is operable via a LAN 5 Ready L...

Страница 259: ... accessed until the drive is placed back into the original array by IT administration and unlocked If the drive is installed in a different array the drive becomes unusable and requires intervention by Technical Support To avoid this situation always check that you are installing the correct SAS SED drive into the appropriate array Adding a disk drive Before beginning the procedure to add or remov...

Страница 260: ... Figure 9 2 Figure 9 2 Locations of disk drives If no vacant slots are available If you need to add more drives to the array than there are vacant slots add an additional expansion unit See Adding an expansion unit on page 9 9 for instructions to do this Table 9 1 Base and Expansion Unit Disk Drive Numbering Item Description Item Description Base Unit Expansion Unit ...

Страница 261: ...wo drives must both be either SATA or SAS drives After the minimum configuration is met you can add two SAS or two SATA drives which makes a RAID 1 configuration or other combinations of drives as required to meet the RAID configurations specified in Chapter 1 CAUTION disk drives are a precision machines Be careful not to drop a disk drive or allow it to receive a mechanical shock or vibration Sta...

Страница 262: ...he slot line the lock tab up with the slot up with the hole in the chassis 8 Close the lock lever As you do this the disk drive is pulled into the chassis and the electrical connector is plugged into the socket 9 Make sure that the disk drive is fully inserted and that the lock lever clicks when fully closed 10 Verify that the drive begins to run spins up as soon as it is fully inserted into the s...

Страница 263: ...drive so that it can be used to replace a disk drive if you remove one 2 Install the disk drive to be added taking care not to apply any shock to it a Fit the disk drive in the guide rail of the chassis and slide it in the direction shown by the arrow b Push it in until it reaches the position where the tab on the bottom of the lock lever on of the handle can be entered into the rectangular hole a...

Страница 264: ...ID group for the installed disk drives 4 Create one or more new logical units for the RAID group 5 Format the logical units 6 From the host issue the Fibre Channel disk command ioscan n to verify that the array has been recognized by the host computer However the status of the newly added logical unit is displayed as NO NW 7 Issue the insf e command from the host to create a device file of the log...

Страница 265: ...e unit is ON This can take from 30 to 50 minutes Do not add any components to a unit while the Warning LED on the front of the base unit is blinking at high speed The Warning LED blinks at high speed while the firmware is being updated Ensure that the Warning LED on the front of the base unit is OFF and the Ready LED is ON This can take a maximum of 30 to 85 minutes Restrictions Observe the follow...

Страница 266: ...with the array power turned on 1 Install a set of appropriate rails in the rack in which you plan to install the expansion unit 2 Unpack the expansion unit 3 Install the expansion unit in the rack 4 If the disk drives are not already installed in the expansion unit remove the expansion unit front bezel install the disk drives and replace the front bezel 5 Connect the ENC cables from the expansion ...

Страница 267: ...ut canceling the backup user data may be lost 2 Install a set of appropriate rails in the rack in which you plan to install the expansion unit 3 Unpack the expansion unit 4 Install the expansion unit in the rack 5 If the disk drives are not already installed in the expansion unit remove the expansion unit front bezel install the disk drives and replace the front bezel 6 Connect the ENC cables from...

Страница 268: ...ng checklist before connecting and recognizing the expansion unit 2 Start Navigator 2 3 In the Array List window select the array to be added Table 9 5 Troubleshooting Procedure Unit Item to be checked Actions to correct the problem 1 ENC Unit Two ENC units are installed in the expansion unit Ensure that two ENC units are installed 2 Power Unit Two power supplies are installed in the expansion uni...

Страница 269: ...Hitachi AMS 2100 2300 Storage System Hardware Guide 4 The Array Properties window is displayed Expand the tree in the Explorer tree and select Components Trays The Trays window is displayed 5 In the Trays window click Install Tray ...

Страница 270: ...or 2 Add Trays window The expansion unit may be connected to the base unit or to another expansion unit a Complete the instructions in the following window when connecting an expansion unit to a base unit b Complete the instructions in the following window when connecting an expansion unit to another expansion unit ...

Страница 271: ...2 Follow steps 2 4 in the Trays window If the chassis being added is displayed the addition is completed If it is not displayed remove the cables connected at the time of the addition and add the chassis again If you connect the power cables to the Power Unit of the added expansion unit the Alarm LED on the ENC Unit turns ON This is normal and is not an error The LED will turn OFF when the additio...

Страница 272: ...w b Disconnect the power cables from the expansion unit c Disconnect the ENC cables from the expansion unit d Start from step 6 again 11 If you stop the addition of an expansion unit the Locate LED stays ON To turn off the Locate LED a In the Trays window click Refresh Information to update the window b Select the tray on which the position column is displayed as ON and click Disable Locate 12 Che...

Страница 273: ...f its firmware as they become available This chapter describes how to upgrade the firmware on an AMS 2100 2300 storage array This procedure requires the use of the Upgrade Firmware wizard in the Navigator 2 storage management software This chapter includes the following key topics Overview Prerequisites Upgrading the firmware Upgrading the software ...

Страница 274: ...h as JP1 HiCommand Device Manager or other Hitachi applications are not currently accessing the AMS 2100 2300 either directly or via the LAN Ensure that all hardware components of he array are working and that no parts have been removed Upgrading the firmware Use the following procedure to upgrade the firmware 1 Download the latest firmware from the Hitachi Data Systems Support Portal See the Gett...

Страница 275: ...how and Configure Array 5 The Array Window shown below is displayed In the Common Array Tasks section of the Array window click Update Firmware This launches the Upgrade Firmware wizard The wizard contains step by step instructions to upgrade the firmware on the AMS 2100 2300 For detailed instructions and further information see the help page in the Navigator 2 online help system Click Help on any...

Страница 276: ...s the firmware on the control unit Transfer Firmware this option downloads the firmware to the array but does not install it To update the firmware on the controllers run the update process or reboot the array Update Firmware this option installs firmware that has already been downloaded but not installed 7 OPTIONAL Click the Advanced tab the following screen is displayed 8 Review the default sett...

Страница 277: ...have read the above warning and agree to update the firmware 13 Click the Confirm button to proceed A window similar to the following appears as the firmware is updated The window shows the approximate time required to update the firmware 14 After the firmware has been updated a message informs you that the operation has been completed successfully Click Close to confirm the message and close the ...

Страница 278: ...10 6 Upgrading the firmware Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 279: ...onfiguration restrictions 11 1 Hitachi AMS 2100 2300 Storage System Hardware Guide 11 Connection configuration restrictions This chapter describes how to connect additional chassis Connection of Additional Chassis ...

Страница 280: ...t Unit ID levels The following figures show correct and incorrect configurations Correct installation The following figure shows 1 2 and 3 connected from left to right in the order shown by the arrow to keep the path connection from bottom to top in numerical order Figure 11 1 Correct Installation Connecting the RKS RKES RKM RKEM and RKAK Incorrect installation The following figure is not correct ...

Страница 281: ...AMS 2100 2300 Storage System Hardware Guide The following figure is another example that is not correct because it shows Path 1 in the 3 row is skipped and Path 0 in the 4 row is connected Figure 11 3 Incorrect Installation Connecting RKS RKES RKM RKEM ...

Страница 282: ...11 4 Connection configuration restrictions Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 283: ...fications This appendix includes a comprehensive set of specifications for the AMS 2100 2300 described in this manual It includes the following key topics Mechanical specifications Electrical specifications Environmental specifications Ethernet specifications Cache specifications ...

Страница 284: ...al Specifications Dimension Size English metric Expansion Unit RKAKS Height 3 39 inches 86 2 mm 2U Width 18 93 inches 480 8 mm Depth 20 79 inches 528 1 mm Weight 50 7 Lbs 23 Kg Table A 3 AMS 2100 2300 Electrical Specifications Item Base Unit AMS 2100 AMS 2300 RKS RKM Expansion Unit RKAK or RKAKS High density Expansion Unit RKAKX Volts AC 100 200 100 to 120 200 to 240 Frequency Hz 50 60 1 Number of...

Страница 285: ...re draws the same current as the two supplies did before the failure To make sure that either power supply can operate in this manner ensure that the PDUs in the rack can supply twice the normal power of the units plugged into it Table A 4 Environmental Specifications Item Specification Temperature Operating 50 F to 104 F 10 to 40 C Temperature Storage 14 F to 122 F 10 to 50 C Temperature While Tr...

Страница 286: ...able A 6 Cache Specifications Item Base Unit AMS 2100 Capacity MB per controller 2 048 4 096 Control method Read LRU Write After1 Battery backup Provided Backup duration h 2 48 hrs when cache is 8 192 MB 4 096 MB per controller 72 hrs when cache is 4 096 MB 2 048 MB per controller AMS 2300 Capacity MB per controller 4 096 8 192 MB Control method Read LRU Write After1 1 LRU Least Recently Used It i...

Страница 287: ...ompliance section includes a table of regulatory specifications that are met by the Hitachi AMS 2000 Family Storage System Following the table are individual regulatory statements that explain the requirements of various countries This appendix includes the following topics Regulatory compliance US FCC Notice and or Declaration of Conformity Canadian DoC Notice European Declaration of Conformity N...

Страница 288: ...Australia Electronic emissions certification EN 50022 1998 A1 2000 A2 2003 Yes CEmarking EU EN 61000 3 2 2000 A1 2001 A2 2005 EN 61000 3 3 1995 A1 2001 EN 55024 1998 A1 2001 A2 2003 EN 61000 4 2 1995 A1 1998 A2 2001 EN 61000 4 3 2002 A2 2002 EN 61000 4 4 1995 A1 2001 A2 2003 EN 61000 4 5 1995A1 2001 EN 61000 4 6 1996 A1 2001 EN 61000 4 8 1993 A1 2001 EN 61000 4 11 1994 A1 2001 Electronic emission ...

Страница 289: ...d cables with your installation The EMI test was done in the following configuration DF800 RKS RKM RKAK 4 RK40 If trouble occurs in another configuration a user may be requested to take appropriate preventive measures Canadian DoC Notice DOC Notice Canadian Department of Communications This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set ou...

Страница 290: ...ximation of the laws of the Member States relating to electromagnetic compatibility This symbol is used to display requirements for controlling pollution caused by electronic information products regulation Table B 2 Hazardous and Toxic Substances Toxic and Hazardous Substances and Elements Unit Lead Pb Mercury Hg Cadmium Cd Hexavalent Chronium Cr VI Polybrominated biphenyls PBB Polybrominated dip...

Страница 291: ...in the trash Please recycle the battery instead The mark posted on the battery unit is a three arrow mark that means a recyclable part NOTE This symbol on the product or on its packaging means that your electrical and electronic equipment should be disposed at the end of life separately from household wastes There are separate collection systems for recycling EU and many cities in the USA For more...

Страница 292: ...B 6 Regulatory information Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 293: ... J L M N O P Q R S T U V W X Y B Z A B C D F G H I L M N R S T Glossary This glossary provides definitions of general storage networking terms as well as specific terms related to the technology that supports your array Click the letter of the glossary section to display that page ...

Страница 294: ...an perform without accessing programs from a disk Bps Bits per second The standard measure of data transmission speeds C Cache A temporary high speed storage mechanism It is a reserved section of main memory or an independent high speed storage device Two types of caching are found in computers memory caching and disk caching Memory caches are built into the architecture of microprocessors and oft...

Страница 295: ... of data in either one or two directions Duplex modes are full duplex and half duplex Full duplex is the simultaneous transmission of data in two direction For example a telephone is a full duplex device because both parties can talk at once In contrast a walkie talkie is a half duplex device because only one party can transmit at a time F Fabric The hardware that connects workstations and servers...

Страница 296: ...at originates an I O command over an I O bus or network such as an I O adapters or network interface cards I O Input output IP Internet Protocol Specifies the format of packets and addressing scheme Most networks combine IP with a higher level protocol called Transmission Control Protocol TCP which establishes a virtual connection between a destination and a source IP address An identifier for a c...

Страница 297: ...ely small area such as a single building or group of buildings Loopback address Loopback address is a virtual address that means itself in network In case of IPv4 uses 127 0 0 1 in case of IPv6 uses 1 Also local host is used as the host name conventionally LU Logical Unit LUN Logical Unit Number LRU Least Recently Used LRU An algorithm where new items are placed at the top of the cache and items a...

Страница 298: ...a recovery operation the recovery point objective RPO is the maximum desired time period prior to a disaster in which changes to data may be lost This measure determines up to what point in time data should be recovered Data changes preceding the disaster are preserved by recovery S SAN Storage Area Network A network of shared storage devices that contain disks for storing data SAS Serial Attached...

Страница 299: ...initiator communicates with a target device A software initiator does not require specialized hardware because all processing is done in software using standard network adapters Spare disk A disk drive which is mounted separately from the disk drives for usual write and read operation When a failure occurs in a disk drive data stored in the failed drive is copied to the spare disk drive so that th...

Страница 300: ... typical switch can accommodate several simultaneous full link bandwidth transmissions between different pairs of nodes SNIA T Target Devices that receive iSCSI requests that originate from an iSCSI initiator TOE A dedicated chip or adapter that handles much of the TCP IP processing directly in hardware TCP IP transmission is inherently a CPU intensive operation Therefore using dedicated hardware ...

Страница 301: ...ing 5 49 power routing in rack 5 50 routing bars ENC cable 5 41 Cache backup times in hours 1 20 A 4 Clearances installation 5 19 Components base unit front panel 4 2 base unit rear 4 8 Configuration performance tuning 7 43 Configuration roadmap 7 9 Configuring management ports 7 25 Connecting LAN cables 5 48 Connecting power cables 5 49 Control Unit FC 4 15 fibre channel 4 11 4 13 4 15 4 16 iSCSI...

Страница 302: ... 4 27 4 43 ENC unit description 4 32 4 45 expansion unit front panel 4 25 4 36 expansion unit front panel description 4 37 expansion unit power supplies 4 30 4 39 front panel 4 4 4 5 4 28 LOC 4 21 LUN mapping 1 23 M Main Switch 4 7 Management ports configuring 7 25 modular 2U SAS expansion unit 4 33 disk drive LEDs 4 34 ENC unit 4 35 front panel LEDs 4 33 power unit 4 34 N Navigator 2 features 7 1...

Страница 303: ...8 5 9 5 10 5 11 5 12 5 13 5 14 5 15 5 16 5 17 Safety lock power supply base unit 4 10 expansion unit 4 31 4 40 Safety symbols 1 xiii Setting the day and time 7 53 Site preparation 5 18 Specifications Ethernet A 3 Storage features 7 12 Switch base unit power 1 4 4 7 6 3 6 4 T Task list installing array 3 2 Tuning performance 7 43 U Unpacking a base unit 5 24 5 26 safety 5 25 weight 5 25 W Warning S...

Страница 304: ...Index 4 Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 305: ...Hitachi AMS 2100 2300 Storage System Hardware Guide ...

Страница 306: ...s 2845 Lafayette Street Santa Clara California 95050 2639 U S A www hds com Regional Contact Information Americas 1 408 970 1000 info hds com Europe Middle East and Africa 44 0 1753 618000 info emea hds com Asia Pacific 852 3189 7900 hds marketing apac hds com ...

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