Intel SRCU32 - RAID Controller User Manual Download Page 3

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Contents

Introduction and General Information ........................................................ 13

Intended Audience.............................................................................................................. 13

RAID Levels ....................................................................................................................... 13

RAID 0 - Data Striping ............................................................................................... 13

RAID 1 - Disk Mirroring/Disk Duplexing ..................................................................... 14

RAID 4 - Data Striping with a Dedicated Parity Drive ................................................. 15

RAID 5 - Data Striping with Striped Parity .................................................................. 15

RAID 10 - Combination of RAID 1 and RAID 0 .......................................................... 16

Chaining ............................................................................................................................. 17

Configuring a Chaining Set Using StorCon ................................................................ 17

Configuring a Chaining Set Using .............................................................. 17

Levels of Drive Hierarchy Within the Intel

RAID Controller SRCU32 Firmware ................ 18

Level 1 ....................................................................................................................... 18

Level 2 ....................................................................................................................... 18

Level 3 ....................................................................................................................... 18

Level 4 ....................................................................................................................... 19

Transparency of Host Drives .............................................................................................. 19

Using CD-ROMs, DATs, Tapes, etc........................................................................... 20

Getting Started.............................................................................................. 21

What is the Intel RAID Controller SRCU32 Firmware?........................................................ 21

Standard Firmware .................................................................................................... 21

RAID Hardware Installation and Setup ............................................................................... 22

Minimum Hardware Requirements............................................................................. 22

Installing and Removing the SDRAM ......................................................................... 22

Installing the SDRAM ........................................................................................ 22

Removing the SDRAM ...................................................................................... 23

Install the Intel RAID Controller SRCU32 in the Intel® Server Board ........................ 23

Programming the FLASH Memory ............................................................................. 24

SCSI Termination ...................................................................................................... 24

Termination ....................................................................................................... 24

Setting the Termination Mode of the Intel RAID Controller SRCU32 ................. 25

Configurable SCSI Parameters.................................................................................. 25

Choosing a Configuration .......................................................................................... 26

How Many Hard Drives Should Be Integrated Into the Disk Array? ................... 26

What Level of Redundancy is Needed?............................................................. 26

Are Hot Fix Drives Needed?.............................................................................. 27

Intel RAID Controller Hardware Features................................................................... 27

Architecture Features (HW)............................................................................... 27

Environmental Characteristics........................................................................... 28

Hard Drive Connectivity (SCSI Specifics) ........................................................................... 28

Supported Hard Drive Technology ............................................................................. 28

Support for Non-Hard-Disk-Drive SCSI Devices (Non-Direct-Access Devices) .......... 29

Array Roaming Compatibility...................................................................................... 30

Number of Supported Devices .......................................................................... 30

Summary of Contents for SRCU32 - RAID Controller

Page 1: ...Intel RAID Controller SRCU32 User s Guide Order Number A77949 004 ...

Page 2: ...nal injury or death may occur Intel may make changes to specifications and product descriptions at any time without notice Designers must not rely on the absence or characteristics of any features or instructions marked reserved or undefined Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them ...

Page 3: ...e 21 RAID Hardware Installation and Setup 22 Minimum Hardware Requirements 22 Installing and Removing the SDRAM 22 Installing the SDRAM 22 Removing the SDRAM 23 Install the Intel RAID Controller SRCU32 in the Intel Server Board 23 Programming the FLASH Memory 24 SCSI Termination 24 Termination 24 Setting the Termination Mode of the Intel RAID Controller SRCU32 25 Configurable SCSI Parameters 25 Ch...

Page 4: ...ot Order 41 Install the Operating System choose from Windows 2000 or Red Hat Linux 7 1 42 Installing Windows 2000 42 Installing Red Hat Linux 7 1 43 Alternative Method to Creating an Intel RAID Controller SRCU32 Installation Diskette 44 Windows NT 44 Windows 2000 44 SCO UnixWare 44 How to Use Auto Hot Plug with SAF TE 45 Setting Up Auto Hot Plug 45 3 Installing Microsoft Windows NT or Windows 2000...

Page 5: ... Requirements 63 Minimum Software Requirements 63 New Installation of NetWare 4 2 and 5 1 64 New Installation of NetWare 4 2 with the SRCRX HAM Driver 64 New Installation of NetWare 5 xx with the SRCRX HAM Driver 64 Adding Intel RAID SRCU32 Controller s Drivers and or StorCon to an Existing NetWare Installation 65 Installing the Intel RAID Controller SRCU32 Driver Package 65 Installing the Intel R...

Page 6: ...ndows NT 2000 79 Uninstalling the RAID Software Suite 81 Loading the StorCon Program Under Windows 95 98 82 Loading StorCon Under Linux 82 Loading StorCon Under SCO UnixWare 83 The StorCon Program 83 Select Interface 84 Select Controller 85 Monitor and Express Advanced Setup 86 Monitor Menu 86 Express Setup Advanced Setup Menus 86 Monitor Menu 87 View Statistics 87 View Events 88 View Hard Drive I...

Page 7: ...ve Failure 115 Remove Hot Fix Drive 116 Hot Fix Pool Access 116 Parity Verify 116 Periodic Parity Verify 116 Build Rebuild Progress 117 Create New Array Drive 117 Notes on the Configuration of RAID 0 1 4 5 and 10 Arrays Drives 119 Configure Host Drives 120 Change Drive Name 120 Swap Host Drives 120 Remove Host Drives 121 Split Host Drive 121 Merge Host Drives 121 Partition Host Drives 121 Overwrit...

Page 8: ...al Configuration Window 142 Host Drives 142 Normal Host Drive 142 Array Drives 142 Logical Drives 144 Physical Drives 144 The Host Drive Information Window 145 The Array Drive Information Window 146 The Logical Drive Information Window 148 Change the Name of a Drive 149 Remove a Host Drive 149 Create a New Host Drive 150 Parity Verify 151 Parity Recalculate 152 Progress Information 152 Expansion o...

Page 9: ...Compliance 173 Product Safety Compliance 173 Product EMC Compliance 173 Product Regulatory Compliance Markings 174 Electromagnetic Compatibility Notices 175 FCC Verification Statement USA 175 ICES 003 Canada 176 CE Declaration of Conformity Europe 176 BSMI Taiwan 176 Warnings and Cautions 176 Warnings 176 Cautions 176 11 Appendix 177 BIOS Information 177 Background I O s 177 BIOS Boot Messages 177...

Page 10: ...oller Events 89 Figure 22 Hard Drive Information 89 Figure 23 Hard Drive Last Status 90 Figure 24 Save Information 91 Figure 25 Screen Service Messages and Async Events 92 Figure 26 Select Host Drive 93 Figure 27 Choose Type 95 Figure 28 Create Host Drive Confirmation 95 Figure 29 Hard Drive Capacity 95 Figure 30 Drive Status 96 Figure 31 Host Drive Options 96 Figure 32 Array Drive Summary 98 Figu...

Page 11: ...enu 126 Figure 73 Chart Menu 126 Figure 74 Physical Configuration Menu 127 Figure 75 Logical Configuration Menu 127 Figure 76 Refresh Rate Settings Dialog 127 Figure 77 Logical Configuration Menu 128 Figure 78 Select Controller 129 Figure 79 Sockets 129 Figure 80 Physical Configuration Icon 130 Figure 81 Example of a Physical Configuration and the Controller Settings 130 Figure 82 Controller Icon ...

Page 12: ... Drives and Usable Storage Capacity 27 Table 4 Hardware Architecture 27 Table 5 Environmental Specifications 28 Table 6 SCSI Drive Standards 29 Table 7 Function Check 31 Table 8 Disk Volume and Array Limitations 33 Table 9 Operational States for RAID 4 5 34 Table 10 Additional Operational States 36 Table 11 Hard Drive Replacement Options 36 Table 12 Linux Path Names 55 Table 13 UnixWare Bus Number...

Page 13: ...came with the OS Read and adhere to all warnings cautions and notices in this guide and the other documents in the user documentation set supplied with this product Read and adhere to the computer system safety installation instructions RAID Levels RAID 0 Data Striping Data blocks are split into stripes based on the adjusted stripe size for example 128 KB and the number of hard drives Each stripe ...

Page 14: ...g Figure 2 two hard drives are mirrored on one I O channel If each hard drive is connected to a separate I O channel it is called Disk Duplexing Figure 3 RAID 1 represents an easy and highly efficient solution for data security and system availability It is especially suitable for installations that are not too large the available capacity is only half of the installed capacity RAID 1 requires a m...

Page 15: ...ocks the parity hard drive becomes a throughput bottleneck With large data blocks RAID 4 shows significantly improved performance RAID 4 requires a minimum of three disks Figure 4 RAID 4 RAID 5 Data Striping with Striped Parity Unlike RAID 4 the parity data in a RAID 5 disk array are striped across all hard drives Figure 5 The RAID 5 disk array delivers a balanced throughput Even with small data b...

Page 16: ...ecurity Unlike RAID 4 and RAID 5 there is no need to calculate parity information RAID 10 disk arrays offer good performance and data security Figure 6 As in RAID 0 optimum performance is achieved in highly sequential load situations Identical to RAID 1 50 of the installed capacity is lost through redundancy RAID 10 requires a minimum of four disks Figure 6 RAID 10 ...

Page 17: ...g does not offer any form of data protection and can result in loss of data It is therefore recommended not to use logical drives of the type chain as components of array drives Configuring a Chaining Set Using StorCon 1 Select Create New Host Drive 2 Select two or more drives 3 Select Chaining Configuring a Chaining Set Using StorCon 1 Click the New host drive icon 2 Select Configuration Host Dri...

Page 18: ...ion even if the SCSI ID or the controller is changed For reasons of data coherency this information is extremely important for any drive construction consisting of more than one physical drive Level 2 On the next higher level are the logical drives Logical drives are introduced to obtain full independence of the physical coordinates of a physical device This is necessary to easily change the Intel...

Page 19: ...rive Within StorCon each level of hierarchy has its own menu Level 1 Configure Physical Devices Level 2 Configure Logical Drives Level 3 Configure Array Drives Level 4 Configure Host Drives Generally each installation procedure passes through these four menus starting with level 1 Installation includes the initializing the physical drives configuring the logical drives configuring the array drives...

Page 20: ... drive SCSI devices of this kind are either operated through the Advanced SCSI programming Interface ASPI MS DOS Windows Novell NetWare or OS 2 or are directly accessed from the operating system UNIX Windows NT NOTE Hard disks and removable hard disks are called Direct Access Devices However there are some Non Direct Access Devices for example certain MO drive that can be operated just like remova...

Page 21: ...32 is a pure hardware RAID solution All Intel RAID Controllers are equipped with hardware that is well suited for disk arrays The Intel RAID Controller SRCU32 firmware uses this hardware with efficiency and therefore allows you to configure disk arrays that do not load the host computer whereas all software based RAID solutions more or less reduce the overall performance of the host computer The b...

Page 22: ...e PCI slot See Note above PCI 2 2 compliant System BIOS SCSI hard drive s the minimum required to meet the desired RAID level Installing and Removing the SDRAM Installing the SDRAM 1 With clips A1 and A2 see Figure 7 in the open position position 2 insert the DIMM into the DIMM connector the DIMM and connector are keyed to ensure proper insertion CAUTION Align the DIMM carefully to prevent damagin...

Page 23: ...ng the SDRAM Install the Intel RAID Controller SRCU32 in the Intel Server Board The RAID firmware has already been programmed into the memory Prior to installing the Intel RAID Controller SRCU32 into the computer an approved memory module must be installed in the controller For a list of approved memory modules refer to http support intel com support motherboards server CAUTION Contact the RAID ve...

Page 24: ...onnector located on the SRCU32 Controller Connect the other end of the SCSI cable to the SCSI drives or drive enclosure 5 Replace the system cover reconnect power cord s Programming the FLASH Memory The Intel RAID Controller SRCU32 normally comes ready to be immediately installed into the computer server board However you may need to reprogram the RAID Firmware that s located in the flash memory o...

Page 25: ...AID controller allows for the custom configuration of several SCSI parameters on a hard drive by hard drive basis There are several settings that can be configured by using the Storage Console menu Advanced Setup Configure Physical Devices Select Physical Drive SCSI Parameter Initialize Most settings are set automatically and cannot be configured manually See the following table Table 1 Hard Drive...

Page 26: ...y Table 2 RAID Level Array Type and Hard Drive Requirements RAID Level Disk Array Type Minimum Number of Hard Drives Required RAID 0 Data Striping 2 RAID 1 Disk Mirroring 2 RAID 4 Data Striping with Parity Drive 3 RAID 5 Data Striping with Striped Parity 3 RAID 10 Data Striping and Mirroring 4 What Level of Redundancy is Needed RAID 0 data striping provides no redundancy but has high data throughp...

Page 27: ...o replacing drive is the most effective way to keep the TWR as short as possible Only a Hot Fix drive can ensure optimal disk array security and constant data availability Using a Hot Fix drive is not compulsory If you control the disk array at regular intervals and immediately replace a defective drive by shutting down the system or hot plugging you can operate the system without a Hot Fix drive ...

Page 28: ...2 controller Supported Hard Drive Technology The IIR controller supports both Single ended SE and Low Voltage Differential LVD devices but it is recommended that you use only one type of drive technology SE or LVD on any one channel at a time The IIR controller supports single ended drives which operate at up to 40MB sec depending upon the speed of the drives attached The IIR controller supports U...

Page 29: ... not defined in the original SCSI standards for this speed If all devices on the bus support LVD then 12 meters operation is possible at this speed However if any device on the bus is singled ended only then the entire bus switches to single ended mode and the distances in the single ended column apply 4 Single ended is not defined for speeds beyond Ultra After Ultra2 all new speeds are wide only ...

Page 30: ...ming between RAID controllers that are not compatible with the SRCU32 adapter Unpredictable behavior may include but is not limited to data loss or corruption Compatible adapters include SRCU31 Firmware version 6 2 32 xx the 6 will not show on boot SRCU31L Firmware version 6 2 32 xx the 6 will not show on boot SRCU32 Firmware version 2 33 xx SRCMR Firmware version 2 32 xx NOTE Compatibility refers...

Page 31: ...hat controller is online i e installed correctly Channel Mode A yellow LED for each Ultra160 SCSI channel indicates the current SCSI mode of the corresponding channel If the LED is lit the Ultra160 SCSI channel is operating in Low Voltage Differential LVD mode If the LED is not lit this channel is operating in Single Ended SE mode PCI Bus Clock Indicates the clock speed of the PCI Bus interface If...

Page 32: ...ange in state of array Change controller environmental status during normal operation Hardware failure If the cause of the event is resolved and or removed the audible alarm will cease The audible alarm can also be turned off manually through StorCon or StorCon plus If the audible alarm is silenced via management tools it will only be disabled for the current event and will be ready to sound again...

Page 33: ...y evenly distributed across all member hard drives of the RAID Array Host Drives Can span across both channels Can not span across RAID Arrays Table 8 Disk Volume and Array Limitations Adapter Device Limitations Per Adapter Per RAID Channel Per RAID Array Per Host Drive Max Min Max Min Max Min Max Min Hard Drives 30 15 30 1 30 RAID Arrays 16 15 12 Host Drives 16 16 16 11 Note 1 Each Host Drive can...

Page 34: ... the array Ready State The disk array is fully operational when in the Ready state All redundant information is present that is a hard drive can fail without impairing the functionality of the disk array This is the normal state of a disk array The state ready expand indicates that the RAID level and or capacity are currently migrated expanded Fail State The disk array changes to the fail state wh...

Page 35: ...Getting Started 35 Figure 9 Operational State Diagram for RAID 4 5 ...

Page 36: ...hese carriers are often unintelligent and do not communicate with the Intel RAID Controller SRCU32 or server though they can display the hard drive s temperature or the status of its built in fan The following table contrasts the various hard drive replacement options Table 11 Hard Drive Replacement Options Manual Hot Plug Auto Hot Plug Automatic Replacement with Hot Fix Drive Typical Server Envir...

Page 37: ...he Intel RAID Controller SRCU32 and the Intel RAID Controller SRCU32 driver The hot fix drive is assigned to an array drive There are two types of hot fix drives Private hot fix drive Available for one array drive only Pool hot fix drive Several array drives share this hot fix drive Intel RAID Controller SRCU32 Quick Start This section is a quick start that can be used when installing the Intel RA...

Page 38: ...entation for details The example below refers to the Intel SCB2 server board 1 Shut down the computer system 2 Turn the power off 3 Insert the Intel RAID controller into an available PCI slot Use StorCon to Create a RAID Volume 1 Power on the system and press Ctrl G when the screen below appears 2 The following two messages will appear at the bottom of the screen Intel R Storage Console to start a...

Page 39: ...e and can be used for new host drives 6 Use the arrow keys and the space bar to select the number of hard drives that you want to be part of the array these hard drives become marked with an For this example we used four hard drives Press Enter Move the selection bar with the arrow keys from one entry to another To deselect a drive highlight the drive with the selection bar and press the space bar...

Page 40: ... use the selected disk to create a host drive StorCon displays a warning that all data will be destroyed after confirmation Confirm the choice by pressing Y StorCon creates a new host drive 9 Enter the appropriate drive capacity and press Enter 10 The new host drive is created Press F10 to refresh and begin the build process Its status is still build since the Intel RAID Controller SRCU32 synchron...

Page 41: ...e for the build process 12 Upon successful completion of the build process the disk array changes to Ready status Set the BIOS Boot Order This step requires entering the system BIOS and setting the proper boot priority This step may differ from system to system Refer to the system documentation for details The example below refers to the Intel SCB2 server board 1 During POST press F2 to enter the ...

Page 42: ...choose from Windows 2000 or Red Hat Linux 7 1 Installing Windows 2000 Install Windows 2000 Server IMPORTANT When the blue setup screen first appears hit F6 key 1 Boot the system with the Windows 2000 CD ROM 2 Press F6 as soon as the first blue screen appears to bypass mass storage detection 3 When prompted to specify a mass storage controller Select S to specify additional storage devices Insert t...

Page 43: ...ompt select linux dd 3 When prompted insert the Red Hat Linux driver diskette 4 Continue with the Linux OS installation Install the Intel RAID Controller SRCU32 StorCon Monitoring Utility As necessary refer to Chapter 7 Loading StorCon for detailed instructions 1 Place the Intel RAID Controller SRCU32 CD ROM in the CD ROM drive and mount the CD ROM mount dev cdrom mnt cdrom 2 Copy the StorCon util...

Page 44: ...o the CD ROM drive 2 Insert a blank floppy diskette in the drive 3 Go to the directory windows win2000 In this directory you will find four files and two directories Copy all files and only the winnt directory onto the floppy diskette SCO UnixWare 1 Insert the RAID Software Suite CD ROM and go to the apps folder 2 Create a folder on the system hard drive and copy the rawrite exe application to tha...

Page 45: ...e Slot Configuration menu 1 Select the Configure Physical Devices while in the Advanced Setup mode 2 Highlight the SAF TE processor and press Enter 3 Select the Enclosure Slot Configuration option 4 The Enclosure Slots screen is displayed It shows what drives have been identified in which slots of the enclosure Pressing Enter once configures the drives drive information appears on the page Pressin...

Page 46: ......

Page 47: ...her a RAID volume or single disk that is attached to and configured on the Intel RAID Controller SRCU32 that you are installing OR Install the OS on either an IDE hard drive or a SCSI hard drive that is not attached to the Intel RAID Controller SRCU32 that you are installing Pre Installation Requirements Checklist This section identifies the minimum hardware and software required to successfully i...

Page 48: ...Controller SRCU32 and to set up a RAID volume NOTE Prior to installing Windows NT disable the Delayed Write Cache of the Intel RAID Controller SRCU32 CAUTION To avoid this problem and prevent the risk of data corruption the Delayed Write function of the Intel RAID Controller SRCU32 cache must be disabled during the complete installation To do so use the StorCon program Choose Advanced Setup Config...

Page 49: ...ng OS installation to successfully prepare the operating system for the installation of the RAID Software Suite Install the operating system software using one of the scenarios boot diskettes or CD ROM below that matches the installation method NOTE For detailed Windows installation procedures please consult the documentation that came with the computer system or operating system Installing Window...

Page 50: ...rtion of the Windows installation procedures Reboot and continue with the GUI based portion of the installation 6 After the operating system is completely installed go to Chapter 7 Loading StorCon to complete the installation Installing an OS onto an IDE or SCSI Hard Drive Not Attached to the Intel RAID Controller SRCU32 Install the Intel RAID Controller SRCU32 1 Power off the computer 2 Disconnec...

Page 51: ...isted press S to specify additional storage devices and install the driver 5 Continue with the Windows installation 6 After the operating system is completely installed go to Chapter 7 Loading StorCon to complete the installation Installing Windows Using the Bootable Windows CD ROM NOTE If the driver for the hard drive controller is on the Windows CD ROM then follow prompts and continue at Chapter...

Page 52: ...oller SRCU32 8 Replace the computer s cover reconnect all power cords and reboot the computer 9 Log into NT with administrative user rights 10 Insert the Windows 2000 CD ROM The Windows 2000 upgrade utility will auto start Click Yes to start the upgrade 11 When the Welcome to the Windows 2000 Setup Wizard launches select Upgrade to Windows 2000 and complete this portion of the upgrade Windows shou...

Page 53: ...SRCU32 Install the Windows 2000 driver if prompted to If a Driver Install Wizard starts follow the driver installation procedures 4 Reboot if prompted 5 Once the new Intel RAID Controller SRCU32 is functioning properly power down the computer 6 Remove the old Intel RAID Controller SRCU32 leave the new Intel RAID Controller SRCU32 in the slot that it was initially installed in and detected by Windo...

Page 54: ...are Suite CD ROM in CD ROM drive 2 If the CD does not start automatically then run the autorun exe file 3 Click OS Diskette and then click Windows Select the appropriate Windows version 4 A command prompt window appears requesting that you insert a formatted floppy diskette 5 Insert the floppy in the floppy drive and press Enter The command prompt window closes automatically after the diskette has...

Page 55: ...hat tgz Remote RAID Configuration Service with start stop script for Red Hat Linux version 1 10 Assumptions About Path Names Since the user may have received StorCon on the CD ROM or as a download from the web and because Linux administrators may mount volumes with a variety of names certain assumptions were made in this document These assumptions are listed in the following table Table 12 Linux P...

Page 56: ... Diskette for Linux Linux Red Hat 7 x Installation CD ROMs Root access on the Linux server Installing Red Hat Linux 7 x on a RAID Volume Host Drive To install Red Hat Linux 7 x on to a host drive first create the appropriate driver disk from the Intel RAID Controller SRCU32 CD ROM 1 In the system BIOS ensure that the computer is set to boot off of the CD ROM drive 2 Place the RAID Software Suite C...

Page 57: ...CD ROM drive and use the following procedure a Mount the CD ROM by typing the following command mount dev cdrom mnt cdrom b Copy the driver sources to usr src linux drivers scsi c Enter the following command cp mnt cdrom linux drivers gdth tgz usr src linux drivers scsi d Unpack and unzip the tar file using the following command tar zxvf usr src linux drivers scsi gdth tgz Linux kernel versions ar...

Page 58: ...difficult Non Direct Access Devices like CD ROMs Streamers DATs etc do NOT require a reservation CAUTION The reservation of SCSI devices is only possible with not initialized SCSI devices Use StorCon to de initialize an already initialized device From driver version 1 10 on you can add the parameters for the reservation with the LILO append command Excerpt of etc lilo conf End LILO global section ...

Page 59: ...scanning order of PCI controllers according to the system BIOS max_ids x x number of target IDs per SCSI channel accelerates the boot process rescan Y rescan all SCSI channels Ids rescan N scan only those SCSI devices found during system power up The driver parameters reserve_mode and rescan N require Intel RAID Controller SRCU32s with firmware version FW x 23 00 or higher The current default sett...

Page 60: ... Unpack the archive file and rename gunzip d usr sbin storcon 2 02 gz mv usr sbin storcon 2 02 usr sbin storcon Using StorCon Monitoring Utility To run the StorCon utility type storcon at any prompt Select the interface Linux if locally run TCP IP sockets if remote While using StorCon from the Linux system console the StorCon screen may be overwritten by system kernel log messages To avoid this ex...

Page 61: ...e comments in etc srcd conf for details SRCD Installation Instructions from the Intel RAID Controller SRCU32 CD ROM 1 Copy the srcd archive to etc may be srcd 1 10 redhat tgz cp mnt cdrom linux install srcd v vv xxxx tgz etc srcd v vv xxxx tgz 2 Unpack srcd v vv xxxx tgz tar etc xvfz srcd v vv xxxx tgz 3 Run install sh It will interactively set up a start script and a file etc srcd conf install s ...

Page 62: ...62 Intel RAID Controller SRCU32 User s Guide ...

Page 63: ...and software required to successfully install the Intel RAID Controller SRCU32 and the accompanying RAID Software Suite Minimum Hardware Requirements NOTE The Intel RAID Controller SRCU32 will work in a 32 bit 33 or 64 MHz PCI slot however a 64 bit 66 MHz slot is recommended for maximum performance Computer with CD ROM drive not attached to the Intel RAID Controller SRCU32 The computer must be on ...

Page 64: ...D ROMs are NOT bootable so you must have a bootable DOS partition installed on the target hard drive and have the appropriate DOS driver for the CD ROM 3 At the driver summary menu select modify drivers 4 Insert the driver diskette into drive A 5 Press Enter on the SRCU32 driver list 6 Press Insert in the SRCU32 controller driver menu 7 Press F3 and change the path to A DRIVERS 4XX then press Ente...

Page 65: ...5 Load NWCONFIG NLM For 5 x and above 6 Insert the driver diskette into drive A 7 Do one or both of the following to install the desired packages you do not need to reinstall the driver package if you initially installed the driver using one of the steps under New Installation of NetWare 4 2 and 5 1 Installing the Intel RAID Controller SRCU32 Driver Package 1 Select Product options then Install a ...

Page 66: ...checkbox 4 Press F10 to accept the selected item 5 NetWare will copy the necessary files automatically load STORCON NLM and modify the AUTOEXEC NCF file to load STORCON NLM for each subsequent restart of the server Configuring Tools for Remote Access 1 Create a group SRC_Operator in the NDS 2 Add the Admin and all other users who will use this interface 3 Load SRCIPX NLM 4 Start Storage Console ST...

Page 67: ...Ware offers the option of adjusting the number of write I Os which are loaded on the mass storage subsystem To gain optimum performance and speed from modern high performance disk controllers the amount of the so called maximum concurrent disk cache writes has been increased with every further development of NetWare Looking back to NetWare 3 11 only 100 concurrent disk cache writes were possible W...

Page 68: ... volume for differentiation for example with the name autonet ncf Installing NetWare 4 1 Wrong Drive Name The following problem often occurs when installing NetWare 4 1 server While copying the module cdrom nlm the system hangs This problem only occurs when the CD ROM drive s name under MS DOS is cdrom For example the config sys autoexec bat contains the following files DEVICE aspicd sys D cdrom a...

Page 69: ...RAID Controller SRCU32 or Adaptec Last Status Information All Intel RAID Controller SRCU32 Controllers temporarily store the status information from all hard drives that are connected to that controller This information can be useful when searching for possible causes of disk failures or interferences The last status information consists of a hexadecimal 8 digit number and can be displayed via the...

Page 70: ...ommunication between the tape device for example DAT DLT and the Intel RAID Controller SRCU32 takes place through the ASPI interface For this purpose the Intel RAID Controller SRCU32 ASPI Manager aspitran dsk is needed When loading the regular Intel RAID Controller SRCU32 NetWare driver for example srcrp311 dsk the ASPI Manager is automatically loaded too During the installation of ARCserve choose...

Page 71: ... accompanying RAID Software Suite Minimum Hardware Requirements NOTE The Intel RAID Controller SRCU32 will work in a 32 bit 33 or 64 MHz PCI slot however a 64 bit 66 MHz slot is recommended for maximum performance Computer with CD ROM drive not attached to the Intel RAID Controller SRCU32 Computer must be on the supported hardware list for example Intel SCB2 server board One available PCI slot See...

Page 72: ...IRQ m MEM srch For DRQ use 0 not necessary for PCI boards For IRQ write the IRQ number that Intel RAID Controller SRCU32 uses MEM corresponds to the DPMEM address of the Intel RAID Controller SRCU32 which is displayed in the BIOS message of the Intel RAID Controller SRCU32 after power up In both cases you have to carry out a cold boot to use the new Intel RAID Controller SRCU32 under UnixWare Exam...

Page 73: ...tion proceed to the next paragraph to complete the Intel RAID Controller SRCU32 installation Installation of the RAID Software Suite for UnixWare 1 Ensure that the minimum configuration requirements have been met See the Minimum Hardware and Software Requirements sections 2 Login into the UnixWare server with administrative ROOT rights 3 Insert the RAID Software Suite CD ROM in the CD ROM drive an...

Page 74: ...ned in increasing order to the free coordinates bus number and target ID LUN is always 0 Configuration Example In the PCI computer are two Intel RAID Controller SRCU32s HA 0 First Intel RAID Controller SRCU32 HA 1 Second Intel RAID Controller SRCU32 each with two SCSI channels 1 Hard Drive as host drive no 0 on HA0 1 Hard Drive as host drive no 0 on HA1 1 Hard Drive as host drive no 1 on HA1 1 Str...

Page 75: ...nd a corresponding special device file is generated Host drives must be partitioned and a file system file system s must be created You can do this with diskadd cCbBtTdD When using Direct Access Devices with exchangeable media for example removable hard drives that are not reserved for the raw service media has to be inserted either when the system is booted or with StorCon mount unmount Otherwise...

Page 76: ...76 Intel RAID Controller SRCU32 User s Guide ...

Page 77: ...tures are only available from the BIOS Flash RAM version of the StorCon to prevent users from experiencing unrecoverable events StorCon Features Diagnosis and configuration functions Online capacity expansion of disk arrays Host drives which can be setup and configured under normal operation Monitoring functions which indicate the performance of the various components cache statistics Enhanced rep...

Page 78: ... StorCon on a Fileserver NOTE The Intel RAID Controller SRCU32 NetWare driver and the auto loading module CTRLTRAN must have been previously loaded on the fileserver Use the following command to load StorCon LOAD StorCon Loading StorCon on a Workstation NOTE The Intel RAID Controller SRCU32 NetWare driver the auto loading module CTRLTRAN and module CTRLIPX NLM must have been previously loaded on t...

Page 79: ...ws 2000 see Figure 12 Click Next to continue the installation 8 Choose Destination Location Use the default directory for installation and click Next 9 Select the Program Folder Use default Program Group and click Next 10 After the file copy completes restart the computer to complete the installation for NT For Windows 2000 where the OS is installed on a non RAID device continue with step 12 11 Wi...

Page 80: ...80 Intel RAID Controller SRCU32 User s Guide Figure 11 Component Selection Windows NT Figure 12 Component Selection Windows 2000 ...

Page 81: ...nd are logged in with administrative rights 2 Open the Control Panel and launch the Add Remove programs icon 3 Select the RAID Software Suite and click Change Remove for Windows 2000 or Add Remove for Windows NT 4 The InstallShield Wizard begins Figure 13 Add Remove Programs Windows 2000 Example Windows 2000 a Select Remove and click Next b A progress window appears as files are removed Note The R...

Page 82: ...ninstall Loading the StorCon Program Under Windows 95 98 The StorCon program for Windows 95 98 is part of the Intel RAID Controller SRCU32 System CD ROM To load the program under Windows 95 98 type the following command at the prompt StorCon Enter NOTE To monitor the server s remotely using StorCon load MON4SOCK DLL in the same directory as StorCon It supports SPX IPX and TCP IP network protocols ...

Page 83: ... level as components always sets up the drive of a given level of hierarchy The structure of the Intel RAID Controller SRCU32 firmware has four different levels of hierarchy Level 1 where the Physical Devices are found level 2 containing the logical drives made up of one or several physical drives level 3 the array drives and finally level 4 the host drives Only host drives are known to the operat...

Page 84: ...RAID 0 Data Striping 2 RAID 4 Data Striping with parity drive 3 RAID 5 Data Striping with striped parity 3 RAID 10 Combined RAID 0 and RAID 1 4 After loading StorCon the screen in Figure 14 appears press F10 to toggle between a black and white or color display Select Interface Interface represents the way in which StorCon connects with the Intel RAID Controller SRCU32 In this example WIN 9x NT 2k ...

Page 85: ... suitable servers which have SPX IPX protocol Enter user name and password as appropriate Figure 15 Remote Machine Select Controller After the login procedure StorCon displays a list of Intel RAID Controller SRCU32s which are installed in the server in this example one SRCU32 see Figure 16 This list includes controller name the PCI Bus system 0 primary 1 secondary etc and the PCI slot number the c...

Page 86: ...ID subsystem View Events is an enhanced event recorder for RAID and controller specific events Use View Hard Drive Info to view detailed information on the connected devices important are the retries reassigns grown defects and last status information Use Save Information to create a complete protocol file of the current RAID subsystem including all settings of the Intel RAID Controller SRCU32 and...

Page 87: ...d I O s I Os per second number of I O s on the controller The performance figures reflect the load on the controller and not necessarily the maximum performance the controller can deliver Figure 18 View Statistics Menu When selecting a drive s statistics StorCon displays a list of all drives for a particular RAID level for this example the physical drive for RAID level 1 In addition to the perform...

Page 88: ...hoose the interval at which the Intel RAID Controller SRCU32 delivers new measurements Depending on the operating system used the sampling rate can be set to a maximum of 60 seconds The default setting is 1 second Use Logging On Off to create a log file which records all the statistical values over a longer period If you choose On StorCon asks for the path name of the log file See Figure 20 Figure...

Page 89: ...e is too long of poor quality or connectors are of poor quality or that the SCSI bus is not properly terminated too many terminators on the cable or a missing terminator In very few cases is the hard drive defective The retries counter also increments when the SCSI parameters of a hard drive are changed The Reassigns Counter The Reassigns counter records the number of media defects which occur on ...

Page 90: ... first operated with an Intel RAID Controller SRCU32 A hard drive is in good condition when it has 0 grown defects Any value greater than 0 indicates a grown defect condition For more information on grown defects see Chapter 7 View Status Defects Last Status Last Status information should always be 0x00000000 After a device failure or other significant events a different value may be displayed her...

Page 91: ...pful should you require support Figure 24 Save Information At the end of this protocol is a chronological listing of boot messages and other events stored in the Flash RAM of the Intel RAID Controller SRCU32 If the buffer is full the oldest events are deleted first NOTE In the menu Configure Controller the logging buffer can be cleared with Clear Log Buffer The log is a good source of information ...

Page 92: ...ring run a surface check on each disk before creating hosts NOTE Apart from minor differences this menu option is identical to menu option Configure Host Drives in Advanced Setup Chapter 7 In Express Setup the user may not select a stripe size defaults to 128 KB or use the Split Merge functions Host Drive States After clicking on Configure Host Drives StorCon displays a list of existing host drive...

Page 93: ...drive Such a patch procedure should only be used after a consultation with a trained support person a printout of the Save Information file is extremely helpful Pressing F4 delivers level by level detailed information on a host drive and its components This may assist in getting an overview of a specific host drive After pressing F5 the Intel RAID Controller SRCU32 switches the LEDs if available o...

Page 94: ...fix drive or after a manual replacement carried out with StorCon The data and the redundant information are reconstructed and stored to the new drive Expand State If the capacity or RAID level of an existing disk array is changed the disk array changes its state into expand As soon as the expansion or migration is completed the state changes back to ready Error State Should a second hard drive fai...

Page 95: ...limit the capacity of each hard drive selected for the new host drive Figure 29 This can be helpful when procuring future spare hard drives StorCon then creates and configures the new host drive and adds it to the list All SCSI parameters are adjusted to optimum values Figure 29 Hard Drive Capacity NOTE If the entire hard disk capacity is not used when configuring a RAID 1 host drive you cannot us...

Page 96: ... order of the host drive list which means that the operating system is booted from the host drive with the lowest number For reasons of flexibility a host drive s position in the list can be changed However the position of the host drive from which the operating system is booted and the position of the host drive from which StorCon disk version was started both can be the same cannot be changed If...

Page 97: ...cessary to first reboot the system The partitioning menu has similar functions as the MS DOS program FDISK You can create and delete a partition and also change the active partition MS DOS can only be booted from an active partition Just like FDISK StorCon can handle primary partitions extended partitions and logical drives within the extended partitions Add Hot Fix Drive Add Hot Fix Drive allows ...

Page 98: ...rCon displays a list of array drives which are candidates for online automatic repair NOTE Array drives that are in the Error state are very critical and have lost two or even more drives These array drives cannot be repaired with the Repair Array Drives function In such critical cases data integrity can no longer be maintained After selecting the array drive StorCon displays the drive that failed...

Page 99: ...state of the array drive changes to Rebuild for example the missing data is reconstructed out of the remaining data and redundancy information See Figure 37 Figure 37 Array Drive Summary The Error state of an array drive is critical There are several procedures in the Intel RAID Controller SRCU32 s firmware to handle such cases and bring back the array drive into operation without losing data See ...

Page 100: ...he migration of host drives between Intel RAID Controller SRCU32s is very easy and secure even if the SCSI IDs and channels are changed Simply connect the hard drives to the new Intel RAID Controller SRCU32 and the host drives will be automatically available See Figure 39 Figure 39 Controller Settings Dialog Table 15 Controller Settings Parameter Alternatives Description On Intel RAID Controller S...

Page 101: ... Off On SCSI termination of the channel On Chn SCSI A Termination Auto SCSI termination according to occupied connectors SCSI ID 0 1 2 3 4 5 6 7 Possible SCSI IDs for the channel Firmware Update The firmware BIOS and StorCon program of the Intel RAID Controller SRCU32 are stored in Flash RAM which is part of the Intel RAID Controller SRCU32 hardware In contrast to EPROMs Flash RAMs can be reprogra...

Page 102: ...st to hot plug auto hot plug allows a defective drive to be simply removed from the subsystem and the replacement unit installed in its place Both the Intel RAID Controller SRCU32 and the subsystem control this process so that problems on the SCSI FC AL bus are eliminated and the rebuilding of the missing data is initiated automatically No further user interaction is necessary Non Intelligent Encl...

Page 103: ...gs which control the configuration and address behavior of the Intel RAID Controller SRCU32 s BIOS and DPMEM See Figure 42 and Table 16 for setting details Figure 42 Advanced Settings Dialog Table 16 Advanced Settings Parameter Alternatives Description Off The BIOS is not shrinked after the post phase On The BIOS is always shrinked after the post phase Shrink BIOS after POST Auto The Intel RAID Co...

Page 104: ...transfer rate etc The next entry lists the vendor and type of device followed by the drive s attributes RW for Read Write RO for Read Only The I O processors and SAF TE processors in our example channel B ID 8 SDR Inc GEM312 REV001 to not have attributes The next column lists the capacity of the hard drive in MB 1 MB 1024 KB 1 GB 1024 MB The last column gives information on the assignment of this ...

Page 105: ...be configurable CAUTION This option can destroy all data on the hard disk StorCon copies Intel RAID Controller SRCU32 specific configuration blocks on the hard drive a primary block and a mirrored secondary block The possible settings are different if you select a SCSI hard drive or a Fibre Channel hard drive With a FCAL hard drive there are only a few settings which are relevant You should always...

Page 106: ...e it should also be ON If you leave this configuration form with Esc and you have made changes StorCon displays a security request The warning of the destruction of all data Figure 45 may require different evaluations depending on the device s current state and the options you selected Figure 45 Disk Initialization Confirmation If this operation is the first initialization of the device for exampl...

Page 107: ... previously been initialized for use with the Intel RAID Controller SRCU32 By doing so the specific Intel RAID Controller SRCU32 information present on the device is removed Obviously the de initialization cannot restore data that was lost during initialization Lock Unlock Disk This option is only highlighted when you have selected a removable hard drive for example SyQuest Iomega Before you can i...

Page 108: ...ntroller SRCU32 User s Guide Figure 47 Enclosure Status To assign a specific hard drive to a SAF TE enclosure slot press Enter on the empty slot and choose one of the hard drives See Figure 48 Figure 48 Enclosure Slots ...

Page 109: ...Storage Console 109 Figure 49 Block Diagram of a SAF TE Subsystem ...

Page 110: ... drive If it is a logical drive of the type Disk it only consists of one single hard drive If a logical drive consists of more hard drives it is of the type Chain concatenation of several hard drives F3 loads all hard drives and F5 identifies drives by turning the hard drives LED on and off To configure and setup a new logical drive select Create new Logical Drive StorCon displays a list of free p...

Page 111: ... GB drive must have at least that capacity Figure 53 Drive Size If you select two or more physical drives with the space bar and press Enter StorCon suggests the creation of a logical drive of the type Chain In some literature disk chaining is also called Disk Spanning Picture the functioning mechanism of a type Chain logical drive as follows all hard drives forming the logical drive are linked to...

Page 112: ...U32 can manage up to 35 array drives with different RAID levels simultaneously Obviously the number of hard drives will limit the number of parallel arrays that can be used Figure 54 Select Array Drive NOTE A RAID 1 component build will not appear on the select array drive list Keyboard Commands F4 displays level by level detailed information on the selected array drive the structure the order and...

Page 113: ...f an array drive RAID 0 to RAID 4 and vice versa RAID 0 to RAID 5 and vice versa Expansion Expansion of the capacity of an array drive NOTE If the entire hard disk capacity is not used when configuring a RAID 1 host drive you cannot use the remaining capacity to expand the array drive in the future NOTE If StorCon is closed migration of the RAID level may not complete Figure 56 Expand Array Dialog...

Page 114: ...ossible because the array drive is without redundancy The replacement logical drive has to have at least the same capacity as the failed one The replacement is carried out either with StorCon or StorCon After installing the replacement hard drive as a new logical drive add it to the array drive After selecting the logical drive that needs to be replaced StorCon offers a list of existing logical dr...

Page 115: ...capacity of 3300MB A hot fix drive for this array must have at least 1100MB of storage capacity NOTE To avoid wasting valuable storage capacity it is recommended that all logical drives forming an array drive have the same storage capacity In the Event of a Drive Failure The controller will substitute a failed logical drive with a hot fix drive only if the array drive was in the ready state before...

Page 116: ... by means of the data present on the other logical drives of the array drive and the parity data The Parity Verify function allows you to check the consistency of an array drive s parity data The verification may take quite a long time but you can terminate it by pressing Esc NOTE When using the escape key Esc the progress indicator will close However parity verify continues to run unless the A ke...

Page 117: ...Drive window appears StorCon lists all logical drives which are free not yet part of an array or host drive The selection bar is moved with the arrow up down keys and a logical drive is selected deselected with the space bar Figure 59 Create New Array Drive For a striping array RAID 0 4 5 10 the master drive indicated by M is the first logical drive in the array see Figure 61 For a RAID 1 array mi...

Page 118: ... all hard drives with 0 and no further parity calculation is necessary This build method is pretty fast but the build must be successfully finished before you can leave StorCon otherwise the build mode is automatically changed to Non destructive during the next boot The Non destructive build calculates the redundancy information from the contents of the data stripes It takes longer but can run in ...

Page 119: ...e failure For the purpose of the following considerations we define the term time without redundancy TWR as the time it takes to replace a failed hard drive assuming there is no hot fix drive installed in the system The time without redundancy should be kept as short as possible not including the time needed to set up the array drive state build Assume that one of the hard drives of a RAID 5 array...

Page 120: ...fe way to introduce new capacity Figure 66 Host Drive Configuration Change Drive Name Use this command to change the name of a host drive The host drive name serves to identify a host drive within StorCon and StorCon Swap Host Drives When the PCI computer is switched on the host drives are initialized in the order of the host drive list which means that the operating system is booted from the host...

Page 121: ...reverses the Split Host Drive option Only host drives which belong to the same array drive or logical drive can be merged Since the new host drives have a larger capacity StorCon has to write new header information on the new host drives This command results in all data being lost Partition Host Drives The partitioning menu has similar functions to the MS DOS program FDISK You can create and delet...

Page 122: ......

Page 123: ...e the parity data of RAID 4 and RAID 5 array drives Online capacity expansion of array drives Split and merge host drives Hot Plug Replace a failed member of an array drive Hot Fix Configure a spare disk for an array drive Configure SAF TE compliant enclosures Monitoring of the Whole Subsystem Watch the performance and throughput of virtually every part of the subsystem Simply drag and drop the de...

Page 124: ...ndow bar of the toolbar or drag and drop the toolbar back under the menu bar You can also place the toolbar on the bottom of the StorCon window Table 18 Toolbar Icons Icon Opens Closes Description Select Controller Select a local or remote Intel RAID Controller SRCU32 for further actions Physical Configuration Show and or modify the Intel RAID Controller SRCU32 and device settings Logical Configur...

Page 125: ...r is currently placed on The status bar can be displayed or hidden by selecting Status Bar from the View menu Figure 68 Status Bar Window Menu Commands These commands allow you to arrange the windows in the StorCon application window or to activate an open window Figure 69 Window Menu Help Menu Commands Use the Help menu to access online help Figure 70 Help Menu ...

Page 126: ...71 File Menu View Menu Commands Use the items in this menu to open or close the windows of the main components of StorCon or change the appearance of the main window Figure 72 View Menu The Chart Menu The chart menu appears when you open the statistics window Here you can add and remove data sources and configure the chart Figure 73 Chart Menu ...

Page 127: ... Logical Configuration window Figure 74 Physical Configuration Menu Figure 75 Logical Configuration Menu Set the refresh rate for the Physical or the Logical Configuration windows This is the rate that is used by StorCon to update the contents of the physical and logical configuration windows See Figure 76 Figure 76 Refresh Rate Settings Dialog ...

Page 128: ...omatic window refreshes Select Controller The Select Controller window is used to select an Intel RAID Controller SRCU32 for all further actions within StorCon See Figure 77 Figure 77 Logical Configuration Menu Select the desired protocol Windows NT 95 98 Sockets IBM NetBIOS for the communication between the StorCon and the system equipped with the Intel RAID Controller SRCU32 by double clicking o...

Page 129: ... Intel RAID Controller SRCU32 and then the Intel RAID Controller SRCU32 itself Double click on the Intel RAID Controller SRCU32 to select or deselect The selected protocol system and Intel RAID Controller SRCU32 are shown in a dashed yellow frame Figure 78 Select Controller Figure 79 Sockets ...

Page 130: ...CSI or fibre channel busses of the selected Intel RAID Controller SRCU32 and the devices connected with these busses Click on the physical configuration icon to open the window See Figure 81 for an example of a physical configuration window Figure 80 Physical Configuration Icon Figure 81 Example of a Physical Configuration and the Controller Settings ...

Page 131: ...nformation on a controller see the first controller settings dialog in Figure 83 Right click on the icon to Change Settings Save Information or do a Firmware Update These configuration setting selections are described below Figure 82 Controller Icon Figure 83 Controller Settings Dialogs ...

Page 132: ...ives which are available under DOS without loading a special driver Memory Test Configures the strategy and duration of the Intel RAID Controller SRCU32 cache memory test during the boot phase A more intensive test requires more time Save Information Right click the controller icon and select Save Information See Figure 83 This option opens a file dialog allowing you to specify the path and name o...

Page 133: ...C_PFW 009 which indicates the version stepping Download the packed files which contain the latest programs drivers for the operating system used on the system Observe the following order when carrying out the updating procedure 1 Get the latest SRC_PFW file for the Intel RAID Controller SRCU32 The file does NOT need to be expanded 2 Format a 3 5 HD disk 1 44MB and copy the SRC_PFW file on this dis...

Page 134: ...are represented in the physical configuration window in Figure 81 and in the table below Each processor controls one I O channel Table 21 I O Processor Icons Item Description SCSI processor SE single ended SCSI processor LVD SE low voltage differential single ended FC processor FC AL fibre channel arbitrated loop ...

Page 135: ...hown in Table 21 to get channel information on a processor see the channel info dialog in Figure 84 Right click on the icon to Change Settings Rescan ID s or do a Hot Plug Add Disk See Figure 84 These selections are described below Figure 84 Processor Information ...

Page 136: ...n FC I O processor fibre channel Rescan ID s This function allows you to rescan one or all ID s terms_scsi_id of the selected SCSI channel It displays an overview of all powered SCSI devices which are currently connected with the SCSI bus WARNING If the hard disk contains valid host drive or array drive information it will be deleted when creating new logical drives terms_logical_drive All data wi...

Page 137: ... subsystems which are designed and certified for hot plugging of hard drives WARNING If the new plugged in hard disk contains valid host drive or array drive information they will be deleted when creating a new logical drive terms_logical_drive All data will be lost Direct Access Devices Direct access devices can be initialized and subsequently used for logical drives The Intel RAID Controller SRC...

Page 138: ...sical drive information see Figure 85 Right click on the icon to open SCSI Parameter Initialize Format Disk Check Surface Deinitialize Disk Progress Information Lock Disk Unlock Disk and Hot Plug Remove Disk See Figure 85 The selections are described below Figure 85 Physical Drive Information ...

Page 139: ...onfiguration Synchronous Transfer Different to the older asynchronous transfer mode synchronous transfer offers higher transfer rates on the SCSI bus The maximum synchronous data transfer rate depends on the width of the SCSI bus 8 bit narrow SCSI 16 bit wide SCSI and the frequency of the signals on the SCSI bus 10 MHz for Fast SCSI 20 MHz for Ultra SCSI and 40 MHz for Ultra2 SCSI and Ultra160 SCS...

Page 140: ..._parameters Tagged Queues This feature enables modern hard drives to receive several commands at one time and then process them in an optimized order A few mainly older drives do not support this feature You can change the tagged queues setting for a hard drive in the SCSI parameters Initialize menu pdisk_parameters SCSI Read Cache SCSI Write Cache These settings enable or disable the write and re...

Page 141: ... array drives or host drives These devices are controlled by a software driver for example an ASPI module the operating system or by an application Non direct access devices cannot be initialized or configured in StorCon Table 24 Non Direct Access Devices Icon Description CD ROM CDR Tape Drive SAF TE Processor Scanner SCSI Printer ...

Page 142: ... of the device To change the logical configuration of a drive click the right mouse button on the desired drive or select an option from the configuration menu Drive types are described below Host Drives NOTE Intel RAID Controller SRCU32 does not support clustering Table 25 Host Drive Icons Icon Description Host Drives Double click to open information on a drive Right click to change the logical c...

Page 143: ...Storage Console Plus 143 Table 26 Array Drive Icons Icon Description RAID 4 5 10 Right click to select a drive option RAID 1 RAID 0 ...

Page 144: ...e Icons Icon Description Right click to select drive option Physical Drives Physical drives are hard drives Setting changes are not possible here If you want to change the settings you must do so in the physical configuration window Table 28 Physical Drive Icon Physical Disk Use the Physical Configuration window to change disk settings ...

Page 145: ... terms_host_drive See Figure 87 Figure 87 Host Drive Information Window Drive No The host drive number The host drives are reported to the system in order beginning with the lowest Drive Number If the corresponding Intel RAID Controller SRCU32 is the first controller in the system the system will boot from the host drive with the lowest number ...

Page 146: ...ation Window Double click on the array drive icon This window shows information on an array drive for example a disk array See Figure 88 Figure 88 Array Drive Information Window Drive No The logical number of the array drive Drive Name The name of the array drive Type RAID level of the array drive Possible levels are RAID 0 data striping no redundancy RAID1 mirroring RAID 4 striping with parity dr...

Page 147: ...of invalid missing drives In this condition invalid drives exist during the build process initial copy of data from the master to the slave Pool Hot Fix Indicates when the pool hot fixterms_hot_fix access is enabled or disabled A pool hot fix drive is a spare drive within the so called hot fix pool A drive in a hot fix pool is available for several array drives as a hot fix drive assuming it has a...

Page 148: ...f disks concatenation or a stripe set of several disks Status This is the state of the logical drive It can be ready missing not available after reset or failed for example no longer available for the controller Capacity The available capacity of array drives or host drives Attributes The attribute of a logical drive is usually read write RW If a component of a disk array is missing during startup...

Page 149: ...the right mouse button on the drive icon This menu option opens a dialog for entering a new name for the selected drive up to 7 characters Remove a Host Drive Click the right mouse button on the host drive icon By selecting this menu item you can delete a host drive WARNING When deleting a host drive all other host drives which are part of the same array drive or logical drive the array drive or l...

Page 150: ... the available physical drives Under the drives you can see their physical coordinates channel ID LUN the manufacturer and the vendor unique name On the right side you see a list of all possible host drive types that can be configured When there is no physical drive selected in the left box all possibilities are disabled While selecting physical drives for the new host drive more attributes become...

Page 151: ...stributed over all drives parity striping This option verifies online the parity information of the selected RAID 4 or RAID 5 array drive If this option is selected for several array drives the processes are put into a queue and performed one after the other If a parity error is detected find the reason for the data corruption A good indication of data corruption can be retries terms_retry on the ...

Page 152: ...parity recalculate is completed the array drive s state changes again into ready with the addition of patch This notification has no relevance to the operation of the array drive but is a reminder that the parity information of the array drive has been recalculated once Progress Information Click the right mouse button on the array drive or physical drive icons The progress information window show...

Page 153: ...te must be ready The data on the array drive remain intact and are not affected by the expansion The additional capacity is introduced as a new host drive If a logical drive fails during the expansion the expansion process continues until the expansion is finished The array drive changes into the fail state The new capacity is available as a new host drive Windows NT Tool Disk Administrator and No...

Page 154: ...window It is possible to add more than one drive at a time If no physical drives are offered you have to use the Hot Plug Add Disk function first to add new drives You can open the progress information window to monitor the progress of the expansion If you have previously limited the capacity of the array drive you are asked if you want to convert this free space to a new host drive ...

Page 155: ...t fix drive you can select a physical drive from the box that shows all suitable drives Figure 95 Add Hot Fix Drive The capacity of the hot fix drive has to be larger or equal than the capacity of the components of the array drive For example The logical drives of the array drive have 4 2GB capacity thus the capacity of the hot fix drive has to be 4 2GB or larger The spindle motor of the hot fix d...

Page 156: ...rive from the selected array drive Hot Fix Pool Access Click the right mouse button on the array drive icon Enable or disable the access of an array drive to the pool hot fix terms_hot_fix of hot fix drives If the access is enabled this means that if a member of an array drive fails a drive can be taken from the hot fix pool and built automatically into the array drive To be able to activate this ...

Page 157: ...ter and slave Remove a RAID 1 Component Remove a Mirror Drive Click the right mouse button on the logical drive icon Here you can remove a drive from a RAID 1 array drive If the array drive is in the build state_build or fail state_fail state you may only remove invalid RAID 1 components To remove a logical drive from a RAID 1 array drive select the logical drive you want to remove This is done by...

Page 158: ...ple build patch ready patch This indicates that the original array drive For example the parity information was recalculated or the array drive has been patched from the error state into the fail state This may become helpful in a situation where two logical drives of an array drive fail at the same time but only one of the two logical drives is really defective and the other was blocked out since...

Page 159: ... has begun the array drive assumes the build state While the array drive is in the build state redundancy information is calculated and stored to the components of the array drive The disk array will assume the rebuild state after the automatic activation of a hot fix drive or after a manual replacement hot plug The data and the redundant information are reconstructed and stored to the new drive W...

Page 160: ...se the last status physical_drive_laststat from the physical drive information to analyze the cause of the drive failure Additionally check for retries terms_retry and or reassigns terms_grown_defect A drive failure may also be the result of bad cabling terms_cabling wrong termination terms_termination or overheating Figure 100 The Fail State The Error State Should a second hard drive fail while t...

Page 161: ...d drives by dragging and dropping them from the physical and logical configuration windows into the statistics window To change the layout of the lines adjust the scales of the axis or remove drives from the statistics windows using the chart menu_chart menu Scale the statistics window using the arrow keys Scale time down up using the left right arrow keys Scale throughput using the up down arrow ...

Page 162: ...contains icons representing the severity of the event The second column lists how often the event occurred Note that some events may occur often The next column lists the date and the time when the event occurred The last column describes the event At the bottom of the window there is the Settings button Here you can change the polling interval and enable the auto save function Logs that are not s...

Page 163: ...ts StorCon Help StorCon includes an online help function You can choose the Help menu or the pointer with the question mark to obtain online help for an icon or function There is also an index that allows you to search for certain keywords and or topics ...

Page 164: ...164 Intel RAID Controller SRCU32 User s Guide Figure 106 StorCon Help ...

Page 165: ...he Intel RAID Controller SRCU32 Service Intel RAID Controller SRCU32 CTRLSRV and the Intel RAID Controller SRCU32 Mail tool on each server that is equipped with Intel RAID Controller SRCU32 Thus remote access to Intel RAID Controller SRCU32s in a network can be easily managed from one or several authorized users 1 To install the Intel RAID Controller SRCU32 Service under Windows NT copy IIRSRV EXE...

Page 166: ...ler SRCU32 Service Under Workstation you can add workstations that receive broadcast messages from the Intel RAID Controller SRCU32 In the device driver section you can add or remove parameters for the RAIDSRC SYS driver for example reserve parameters for raw devices Figure 108 RAID Configuration Services In the IOCTLSrv property sheet you can add remove users which have remote access to the Intel...

Page 167: ...Storage Console Plus 167 Figure 109 RAID Configuration Service Add Remove Users ...

Page 168: ...ns See Figure 110 Figure 110 RAIDMail After loading IIRMAIL EXE and selecting Settings configure the mail tool If you select Local System all messages are displayed on the server itself If you select Log file you are asked for a log file path name See Figure 111 All messages are recorded into this file Figure 111 Remote System allows you to add workstations to which messages are sent See Figure 11...

Page 169: ...Workstation Names Figure 113 illustrates a typical message generated by Intel RAID Controller SRCU32 Mail The Mail option allows the interfacing to a standard mailing system like Microsoft Outlook or Exchange Figure 113 RAID Mail Utility ...

Page 170: ...170 Intel RAID Controller SRCU32 User s Guide ...

Page 171: ...licable credit card exchange rate plus applicable VAT Intel reserves the right to change pricing for telephone support at any time without notice Or contact the local dealer or distributor For an updated list of telephone numbers please see http www intel com support 9089 htm In U S and Canada 1 800 404 2284 In Europe UK 0870 6072439 France 01 41 918529 Germany 069 9509 6099 Italy 02 696 33276 Spa...

Page 172: ...00 6310003 Vietnam 632 6368416 IDD via Philippines In Japan 0120 868686 Domestic 81 298 47 0800 Outside country In Latin America Brazil 0021 0811 408 5540 Mexico 001 800 628 8686 Colombia 980 9 122 118 Costa Rica 0 800 011 0395 Panama 001 800 628 8686 Miami 1 800 621 8423 Chile 800 532 992 Ecuador 999 119 800 628 8686 via AT T Guatemala 99 99 190 800 628 8686 via AT T Venezuela 800 11 120 800 628 ...

Page 173: ...patibility EMC regulations Product Safety Compliance CSA C22 2 No 60950 UL 60950 3rd Edition US Canada EN 60 950 European Union IEC 60 950 International CE Low Voltage Directive 73 23 EEC European Union Product EMC Compliance FCC ICES 003 Class B Emissions USA Canada Verification CISPR 22 3rd Edition Class B Emissions International EN55022 Class B Emissions EN55024 1998 Immunity CE EMC Directive 8...

Page 174: ...ill be marked with the following regulatory markings CULus Listing Marks CE Mark FCC Marking Class B Australia C Tick Mark Taiwan BSMI Marking Class A Korea RRL MIC Mark In addition the Intel RAID Controller GDT8623RZ I SRCU32 add in card meets the following regulations Canada EMC Marking Class B CANADA ICES 003 CLASS B CANADA NMB 003 CLASS B ...

Page 175: ...instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measure...

Page 176: ...cated on the primary top side of the product Warnings and Cautions Warnings The connection of a non shielded equipment interface cable to this equipment will invalidate the FCC certification of this device and may cause interference levels that exceed the limits established by the FCC for this equipment It is the responsibility of the user to obtain and use a shielded equipment interface cable wit...

Page 177: ...RCU32 cannot be run until the OS is up and running BIOS Boot Messages When booting the Intel RAID Controller SRCU32 the boot message in Figure 114 appears In this example an Intel RAID Controller SRCU32 has been detected in PCI slot 3 and it has 32 MB of RAM installed on the controller A detailed explanation of the boot message follows Figure 114 BIOS Boot Message ...

Page 178: ...e PCI computer can access To determine which physical PCI slot this corresponds to consult the PCI computer system manual DPMEM B at 0xFA0000000 0xFA003FF INT A IRQ 11 DPMEM stands for Dual Ported Memory The Intel RAID Controller SRCU32 needs this address space of the PCI computer for the command communication As with the Intel RAID Controller SRCU32 BIOS this mapping is also automatically carried...

Page 179: ...any times the software modules can be easily updated without having to remove the controller from its PCI slot The firmware BIOS and XROM StorCon are part of the file SRC_RXFW xxx where the file extension xxx indicates the version stepping The current firmware file can be found on the RAID Software Suite CD ROM To get the latest firmware for the IIR controller visit our website at http support int...

Page 180: ...our RAID controller vendor 8 After StorCon indicates that the update is complete press any key The focus returns to the Configure Controller submenu 9 Press Esc several times to close the menus and press Y to quit StorCon StorCon detects the firmware update and requires a system reboot 10 Press any key to reboot When the update process has completed reboot the computer for the change to take effec...

Page 181: ...ug OS and hot plug adapter drivers A system can include any combination of hot plug and conventional versions of each of these components including a mix of both hot plug and conventional adapter drivers However a particular adapter can be hot plugged only if all three components for that adapter support hot plug operation PCI Hot Plug enables the features of replacement repair Hot Replacement add...

Page 182: ...er to the appropriate Hardware Guide to determine the PCI Hot Plug features implemented on the IIR controller Integrated support for PCI Hot Plug can be found with the following operating systems Novell NetWare 4 11 and 5 x SCO UnixWare 7 x Microsoft 2000 Windows NT 4 0 is capable of supporting Hot Replacement but only with special drivers Refer to the section of the manual titled PCI Hot Plug of ...

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