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iSCSI GbE to SAS/SATA II RAID Subsystem

User Manual

build-in iSCSI initiator iscsi-initiator-utils-4.0.3.0-4 in
kernel 2.6.9

For Red Hat Enterprise Linux 5 (Kernel 2.6), use the
build-in iSCSI initiator iscsi-initiator-utils-6.2.0.742-

0.5.el5 in kernel 2.6.18

Mac

ATTO Xtend SAN iSCSI initiator v3.10

System Requirements:

Mac OS X v10.5 or later

For ATTO Xtend SAN iSCSI initiator, it is not free. Please contact your local

distributor.

iSCSI HBA card

Vendor Model

HP NC380T

(PCI-Express, Gigabit, 2 ports, TCP/IP offload,

iSCSI offload)

QLogic

QLA4010C (PCI-X, Gigabit, 1 port, TCP/IP offload, iSCSI
offload)

QLogic

QLA4052C (PCI-X, Gigabit, 2 ports, TCP/IP offload, iSCSI

offload)

NIC

Vendor Model

NC7170 (PCI-X, Gigabit, 2 ports)

HP NC360T

(PCI-Express, Gigabit, 2 ports, TCP/IP offload)

IBM

NetXtreme 1000 T (73P4201) (PCI-X, Gigabit, 2 ports,

TCP/IP offload)

Intel

PWLA8492MT (PCI-X, Gigabit, 2 ports, TCP/IP offload)

GbE Switch

Vendor Model

Dell PowerConnect

5324

Dell PowerConnect

2724

Dell PowerConnect

2708

HP ProCurve

1800-24G

Hard drive

The iSCSI RAID system supports SATA I and SATA II drives.

Vendor Model

Hitachi

Deskstar 7K250, HDS722580VLSA80, 80GB, 7200RPM, SATA,

Hitachi

Deskstar E7K500, HDS725050KLA360, 500GB, 7200RPM, SATA
II, 16M

Summary of Contents for SB-3164E-G1S3

Page 1: ...iSCSI GbE to SAS SATA II RAID Subsystem User Manual Revision 1 1 P N PW0020000000343...

Page 2: ...4 Checklist before Starting 16 2 5 Connecting the iSCSI RAID Subsystem to the Network 17 2 6 Powering On 17 2 7 Installing Hard Drives 18 2 8 iSCSI Introduction 19 2 9 Management Methods 21 2 9 1 Web...

Page 3: ...tem Information 70 3 8 2 Upgrade 71 3 8 3 Reset to Factory Default 71 3 8 4 Import and Export 72 3 8 5 Event Log 73 3 8 6 Reboot and Shutdown 73 3 9 Logout 74 Chapter 4 Advanced Operation 75 4 1 Rebui...

Page 4: ...nual Copyright No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without t...

Page 5: ...allowed ambient temperature Before plugging in any power cords cables and connectors make sure that the power switches are turned off Disconnect first any power connection if the power supply module i...

Page 6: ...out any system downtime The iSCSI RAID subsystem s snapshot on the box can keep up to 32 snapshots for each data volumes Rollback feature is provided for restoring the previously snapshot data easily...

Page 7: ...ite back cache policy for different application usage Dedicated or shared cache allocation for volume usage Supports greater than 2TB per volume set 64 bit LBA support Supports manual or scheduling vo...

Page 8: ...identifier used on iSCSI connection which enables it to differentiate among separate devices each one is a logical unit GUI Graphic User Interface RAID width RAID copy RAID row RAID cell in one row RA...

Page 9: ...he RG s member disks are functioning but the RG is able to respond to application read and write requests to its virtual disks S M A R T Self Monitoring Analysis and Reporting Technology SAS Serial At...

Page 10: ...r data redundancy Requires N 2 drives to implement because of two dimensional parity scheme 4 0 1 Mirroring of the two RAID 0 disk arrays This level provides striping and redundancy through mirroring...

Page 11: ...RAID Group is composed of several PDs Physical Disks One RG owns one RAID level attribute Each RG can be divided into several VDs Virtual Disks The VDs in one RG share the same RAID level but may have...

Page 12: ...ition Exterior damage to the shipping carton may indicate that the contents of the carton are damaged If any damage is found do not remove the components contact the dealer where you purchased the sub...

Page 13: ...1 Front View 1 HDD Status Indicator Parts Function HDD Status LEDs Green LED indicates power is on and hard drive status is good for this slot If hard drive defected in this slot or the hard drive is...

Page 14: ...menu when you configure the subsystem Select button This is used to enter the option you have selected Exit button EXIT Press this button to return to the previous menu 6 Environment Status LEDs 7 Tr...

Page 15: ...the UPS port located at the rear of the subsystem This will automatically allow the subsystem to use the functions and features of the UPS 3 R Link Port Remote Link through RJ 45 Ethernet for remote m...

Page 16: ...ction or a power supply was not turned on the Power fail LED will turn red and an alarm will sound 2 4 Checklist before Starting Before starting check or prepare the following items Check Certificatio...

Page 17: ...ther end into a Gigabit BASE T Ethernet connection on your network hub or switch You may connect the other network ports if needed For remote management of iSCSI RAID subsystem use another network cab...

Page 18: ...ll the handle outwards to remove the carrier from the enclosure b Take off the bracket before installing hard drive c Place the hard drive in the disk tray d Install the mounting screws on each side t...

Page 19: ...ems Microsoft Windows Linux Solaris etc within the SAN network IP SANs also include mechanisms for security data replication multi path and high availability Storage protocol such as iSCSI has two end...

Page 20: ...downloads details aspx FamilyID 12cb3c1a 15d6 4585 b385 befd1319f825 DisplayLang en Please refer to Appendix D for Microsoft iSCSI initiator installation procedure 2 Linux iSCSI initiator is also avai...

Page 21: ...namic and user may need to check every time after reboot again When DHCP service is not available the system uses zero config Zeroconf to get an IP address E g on LCM The iSCSI RAID subsystem gets a D...

Page 22: ...9 3 Remote Control Secure Shell SSH secure shell is required for remote login The SSH client software is available at the following web site SSHWinClient WWW http www ssh com Putty WWW http www chiar...

Page 23: ...the system the following screen shows management port IP and model name 192 168 10 50 iSCSI Model Press the LCM functions Alarm Mute Reset Shutdown Quick Install View IP Setting Change IP Config and R...

Page 24: ...tion in web UI Volume Wizard Smart steps to create a volume Please refer to next chapter for operation in web UI View IP Setting Display current IP address subnet mask and gateway Change IP Config Set...

Page 25: ...5 RAID 6 RAID 0 1 Use default algorithm Volume Size xxx GB Apply The Config cYes Nod Volume Wizard JBOD x cd RAID 0 RAID 1 RAID 3 RAID 5 RAID 6 RAID 0 1 new x disk cd xxx BG Adjust Volume Size Apply...

Page 26: ...1 The system buzzer alarms 1 second when system boots up successfully 2 The system buzzer alarms continuously when an error level event happens The alarm will be stopped after mute 3 The alarm will be...

Page 27: ...e Modify user information Delete Volume configuration Volume create wizard Step 1 Step 2 Step 3 Step 4 Confirm Physical disk Set Free disk Set Global spare Set Dedicated spare Set property More inform...

Page 28: ...SI RAID subsystem supports graphical user interface GUI to operate the system Be sure to connect the LAN cable The default IP setting is DHCP open the browser and enter http 192 168 10 50 Please check...

Page 29: ...re six indicators at the top right corner 1 RAID light Green means RAID is working well Red represents RAID failure 2 Temperature light Green is normal Red represents abnormal temperature 3 Voltage li...

Page 30: ...volumes manually and refer to Section 4 4 for more detail If some physical disks are used in other RGs Quick install can not be run because the operation is valid only when all physical disks in this...

Page 31: ...ration is designed for setting up the System setting IP address Login setting Mail setting and Notification setting 3 4 1 System Setting System setting can be used to set system name and date Default...

Page 32: ...hronize time from NTP Network Time Protocol server 3 4 2 IP Address IP address can be used to change IP address remote administration usage There are 2 options DHCP Get IP address from DHCP server or...

Page 33: ...he same time 1 Auto logout The options are 1 Disable 2 5 minutes 3 30 minutes 4 1 hour The system will log out automatically when user is inactive for a period of time 2 Login lock Disable Enable When...

Page 34: ...nt notification Some mail servers would check Mail from address and need authentication for anti spam Please fill the necessary fields and click Send test mail to test whether email functions are avai...

Page 35: ...dows messenger not MSN alert via syslog protocol and event log filter SNMP allows up to 3 SNMP trap addresses Default community name is set as public User can choose the event log levels and default s...

Page 36: ...1 and event level WARNING or higher are logged to var log raid log 1 Flush firewall 2 Add the following line to etc syslog conf Local1 warn var log raid log 3 Send a HUP signal to syslogd process this...

Page 37: ...ome syslog server tools The following web sites are for your reference WinSyslog http www winsyslog com Kiwi Syslog Daemon http www kiwisyslog com Most UNIX systems have built in syslog daemon Event l...

Page 38: ...ty property is used to view the entity name of the iSCSI RAID subsystem and setup iSNS IP for iSNS Internet Storage Name Service iSNS protocol allows automated discovery management and configuration o...

Page 39: ...he same IP IP settings User can change IP address by moving mouse to the gray button of LAN port click IP settings for iSCSI ports There are 2 selections DHCP Get IP address from DHCP server or static...

Page 40: ...ontrol Protocol LACP is part of IEEE specification 802 3ad that allows bundling several physical ports together to form a single logical channel LACP allows a network switch to negotiate an automatic...

Page 41: ...created automatically Click Create to create a node name CHAP CHAP is the abbreviation of Challenge Handshake Authorization Protocol CHAP is a strong authentication method used in point to point for u...

Page 42: ...ove the mouse pointer to the gray button of Auth column click User 6 Select CHAP user s which will be used It s a multiple option selection it can be one or more If none is chosen CHAP can not work 7...

Page 43: ...connection information including the following items 1 Host Initiator Name 2 Error Recovery Level 3 Error Recovery Count 4 Detail of Authentication status and Source IP port number Move the mouse poin...

Page 44: ...o setup CHAP account please follow these steps 1 Click 2 Enter User Secret and Confirm secret again Node can be selected here or later If selecting none it can be enabled in iSCSI configuration Node U...

Page 45: ...AID Subsystem User Manual 45 3 6 Volume Configuration Volume configuration is designed for setting up the volume configuration which includes Volume create wizard Physical disk RAID group Virtual disk...

Page 46: ...HDDs are available free status This is the result of smart policy designed in the iSCSI RAID subsystem It gives user 1 Biggest capacity of RAID level for user to choose and 2 The fewest disk number fo...

Page 47: ...er RG size is chosen click Step 3 Decide VD size User can enter a number less or equal to the default number Then click Step 4 Confirm page Click if all setups are correct Then a VD will be created Do...

Page 48: ...he functions which can be executed 2 Active function can be selected but inactive function will show in gray color For example set PD slot number 4 to dedicated spare disk Step 1 Move the mouse pointe...

Page 49: ...ard drive is being migrated or is replaced by another disk when rebuilding occurs Missing the hard drive has already joined a RG but not plugged into the disk tray of current system Health The health...

Page 50: ...dahead Readahead function of HDD Default value is enabled Command Queuing Command Queue function of HDD Default value is enabled PD operations description Set Free disk Make the selected hard drive to...

Page 51: ...k Step 2 Confirm page Click if all setups are correct There are two RGs One RG named RG R0 with 4 physical disks is RAID 0 and has total size of 135GB Another RG is RG R5 a RAID 5 RG with 3 physical d...

Page 52: ...e RAID group is being scrubbed Health The health of RAID group Good the RAID group is good Failed the hard drive is failed Degraded the RAID group is not completed The reason could be lack of one disk...

Page 53: ...min 5 min 30 min Enable hard drive auto spindown to save power in the period of time More information Show RAID group detail information 3 6 4 Virtual Disk Virtual disk can be used to create or view t...

Page 54: ...olumn description No Number of this Virtual disk The button next to the VD No shows the functions which can be executed Name Virtual disk name Size GB Total capacity of the Virtual disk Right WT Write...

Page 55: ...s that comprise the RG Degraded At least one disk which comprises space of the Virtual disk has been marked as failed or has been plugged Missing the Virtual disk has been marked as missing by the sys...

Page 56: ...4 3 2 1 0 Default value is 4 The higher number the background priority of a VD has the more background I O will be scheduled to execute Attach LUN Attach to a LUN Detach LUN Detach to a LUN List LUN L...

Page 57: ...snapshot space Then click The snapshot space is created VD 01 snapshot space has been created snapshot space is 15360MB and used 263MB for saving snapshot index Step 3 Take a snapshot In Volume confi...

Page 58: ...aching a LUN Done Snapshot VD can be used Snapshot column description No Number of this snapshot VD The button next to the snapshot VD No shows the functions which can be executed Name Snapshot VD nam...

Page 59: ...h to a LUN Detach Detach to a LUN List LUN List attached LUN s 3 6 6 Logical Unit Logical unit can be used to view the status of attached logical unit number of each VD or can be used to attach or det...

Page 60: ...s description Attach Attach a logical unit number to a Virtual disk Detach Detach a logical unit number from a Virtual disk The matching rules of access control are inspected from top to bottom in seq...

Page 61: ...lete all of them Step 1 Create RG RAID group To create the RAID group please follow these steps 1 Select Volume configuration RAID group 2 Click 3 Input an RG Name choose a RAID level from the list cl...

Page 62: ...d 5 Repeat steps 1 to 4 to create another VD Two VDs VD R5 1 and VD R5 2 were created from RG RG R5 The size of VD R5 1 is 50GB and the size of VD R5 2 is 64GB VD R5 1 is initializing about 86 There i...

Page 63: ...ttached to LUN 0 VD R5 2 is attached LUN 1 NOTE The matching rules of access control are from top to bottom in sequence Step 4 Set global spare disk To set global spare disks please follow the procedu...

Page 64: ...There will pop up a confirmation page click OK 3 Done Then the VDs are deleted NOTE When deleting VD the attached LUN s related to this VD will be detached automatically Step 8 Delete RG RAID group To...

Page 65: ...tep 9 Free global spare disk To free global spare disks please follow the procedures 1 Select Volume configuration Physical disk 2 Move the mouse pointer to the gray button next to the PD slot click S...

Page 66: ...ve different polling intervals Below are the details of polling time intervals 1 Temperature sensors 1 minute 2 Voltage sensors 1 minute 3 Hard disk sensors 10 minutes 4 Fan sensors 10 seconds When th...

Page 67: ...een checked the system will shutdown automatically when voltage or temperature is out of the normal range For better data protection please check Auto Shutdown For better protection and avoiding singl...

Page 68: ...ng Technology is a diagnostic tool for hard drives to deliver warning of drive failures in advance S M A R T provides users chances to take actions before possible drive failure S M A R T measures man...

Page 69: ...APC None for other vendors or no UPS Shutdown Battery Level When below the setting level system will shutdown Setting level to 0 will disable UPS Shutdown Delay s If power failure occurred and system...

Page 70: ...efault to reset all controller configuration values to factory settings Import and export to import and export all controller configuration Event log to view system event log to record critical events...

Page 71: ...to export system configuration in advance then click OK to start to upgrade firmware When upgrading there is a progress bar running After finished upgrading the system must reboot manually to make th...

Page 72: ...te deleting between two controllers That says if one controller already exists valuable data in the disks and user may forget to overwrite it Use import could return to original configuration If the v...

Page 73: ...se order which means the latest event log is on the first page The event logs are actually saved in the first four hard drives each hard drive has one copy of event log For one controller there are fo...

Page 74: ...II RAID Subsystem 74 User Manual 3 9 Logout For security reason Logout allows users to logout when user does not need to operate the system To re login enter username and password again Click Confirm...

Page 75: ...marked as RS reserved and the system will not start auto rebuild If this disk is not belonging to any existing RG it would be FR Free disk and the system will start Auto Rebuild If user only removes...

Page 76: ...d parity over the member disks RAID 5 allows one hard drive failure or unplugging RAID 6 2 dimensional parity protection over the member disks RAID 6 allows two hard drives failure or unplugging If it...

Page 77: ...operation is safe or not and appear a message of Sure to migrate to a lower protection array to give user warning 4 Double check the setting of RAID level and RAID PD slot If there is no problem clic...

Page 78: ...ration is not allowed when RG is being migrated System would reject following operations 1 Add dedicated spare 2 Remove a dedicated spare 3 Create a new VD 4 Delete a VD 5 Extend a VD 6 Scrub a VD 7 P...

Page 79: ...on next to the VD number click Extend 3 Change the size The size must be larger than the original and then click to start extension 4 Extension starts If VD needs initialization it will display Initia...

Page 80: ...attached to a LUN provisioned to a host as a disk like other ordinary VDs in the system Rollback restores the data back to the state of any time which was previously captured in case for any unfortun...

Page 81: ...re Used snapshot space and Total snapshot space 4 There are two methods to take snapshot In Volume configuration Virtual disk move the mouse pointer to the gray button next to the VD number click Take...

Page 82: ...performance and future rollback system saves snapshot with names in sequences For example three snapshots has been taken and named SnapVD 01 first SnapVD 02 and SnapVD 03 last When deleting SnapVD 02...

Page 83: ...t In Volume configuration Virtual disk move the mouse pointer to the gray button next to the VD number click Auto snapshot Or in Volume configuration Snapshot click 2 The auto snapshot can be set mont...

Page 84: ...k is 1GB 2 When making a rollback the original VD cannot be accessed for a while At the same time the system connects to original VD and snapshot VD and then starts rollback 3 During rollback data fro...

Page 85: ...lick Deactivate 3 Move all PDs related to the RG to another system 4 In the web GUI of the other system move the mouse pointer to the gray button next to the RG number click Activate 5 Done Disk roami...

Page 86: ...rt to connect to SAS JBOD Expansion chassis When a SAS JBOD Expansion chassis is connected and detected it displays tabs on the top in Volume configuration Physical disk For example Local JBOD 1 vendo...

Page 87: ...ed in SATA disks only SAS JBOD expansion has some constraints as described in the following 1 Up to 4 SAS JBODs can be cascaded 2 When creating RG member PDs must be located within the same enclosure...

Page 88: ...r I O So applications can still access the data Microsoft iSCSI initiator supports multi path Please follow the steps to use MPIO feature 1 A host with dual LAN ports connects to the iSCSI RAID system...

Page 89: ...uffered ECC with Elpida Unigen UG12T7200L8DR 5AC 1GB DDR2 533 Registered ECC with Elpida Unigen UG25T7200M8DU 5AM 2GB DDR2 533 UnBuffered ECC with Micron Unigen UG12T7200M8DU 5AL 1GB DDR2 533 UnBuffer...

Page 90: ...CP IP offload iSCSI offload QLogic QLA4010C PCI X Gigabit 1 port TCP IP offload iSCSI offload QLogic QLA4052C PCI X Gigabit 2 ports TCP IP offload iSCSI offload NIC Vendor Model HP NC7170 PCI X Gigabi...

Page 91: ...Barracuda ES ST3500630NS 500GB 7200RPM SATA 3 0Gb s 16M Seagate Barracuda ES ST3750640NS 750GB 7200RPM SATA 3 0Gb s 16M Seagate Barracuda ES 2 ST31000340NS 1000GB 7200RPM SATA 3 0Gb s 32M Westem Digi...

Page 92: ...Fan number is restored to work ERROR Fan warning Fan number is out of work INFO Fan installed Fan number is installed ERROR Fan not present Fan number is not present WARNING Thermal warning System te...

Page 93: ...to name INFO Read only caching enabled Cache policy of VD name has been set as read only INFO Writeback caching enabled Cache policy of VD name has been set as write back INFO Write through caching e...

Page 94: ...rror occurred at LBA address address of VD name ERROR Unrecoverable write error occurred Unrecoverable write error occurred at LBA address address of VD name INFO Dedicated spare configured PD slot ha...

Page 95: ...flushing battery backuped data number KB INFO BBM sync data Abnormal shutdown detected flushing battery backuped data finishes INFO BBM detected Battery backup module is detected INFO BBM is good Batt...

Page 96: ...maintenance events Level Type Description INFO System shutdown System shutdown INFO System reboot System reboot INFO FW upgrade start Firmware upgrade start INFO FW upgrade success Firmware upgrade su...

Page 97: ...p to setup Microsoft iSCSI Initiator Please visit Microsoft website for latest iSCSI initiator The following setup may not use the latest Microsoft iSCSI initiator 1 Run Microsoft iSCSI Initiator 2 Cl...

Page 98: ...lick Advance if CHAP information is needed 8 Click OK The status would be Connected 9 Done it can connect to an iSCSI disk The following procedure is to log off iSCSI device 1 Click Details in Targets...

Page 99: ...ssing 64bit supported For detailed installation steps please refer to following steps below Step 1 Configure target 1 Prepare the hard drivers whose total capacity will be over 2TB Follow the example...

Page 100: ...er properly For iSCSI models please install the latest Microsoft iSCSI initiator from the link below http www microsoft com downloads details aspx FamilyID 12cb3c1a 15d6 4585 b385 befd1319f825 Display...

Page 101: ...SATA II RAID Subsystem User Manual 101 3 Convert to GPT disk for over 2TB capacity For more detail information about GPT please visit http www microsoft com whdc device storage GPT_FAQ mspx 4 Format...

Page 102: ...dy to be used with available size 2 72TB WARNING If VD is setup using 512B block size and the host server OS is 32bit in the last step of formatting disk the OS cannot format the disk sector after 204...

Page 103: ...nd then attach LUN 2 Add the first Target Portal on Microsoft iSCSI initiator 3 Add the second Target Portal on Microsoft iSCSI initiator 4 Logon 5 Enable Enable multi path checkbox Then click Advance...

Page 104: ...on Microsoft iSCSI initiator For MC S there is only ONE Target Portals in the Discovery tab 3 Logon 4 Then click Advanced 5 Select the first Source IP and Target Portal to iSCSI data port 1 Then click...

Page 105: ...must support trunking or LACP otherwise these functions can not work The running path in trunking or LACP mode is decided by an operation of MAC addresses of host and target It s better to prepare tw...

Page 106: ...S SATA II RAID Subsystem 106 User Manual 3 Enable Trunking or LACP of ports which are connected to target iSCSI ports in gigabit switch 4 Create RG VD and then attach LUN 5 Logon by Microsoft iSCSI in...

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