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ServeRAID-MR10i 

USER’S

GUIDE

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IBM P/N: 46M1377

Содержание Redbooks ServeRAID-MR10i

Страница 1: ...ServeRAID MR10i USER S GUIDE F e b r u a r y 2 0 0 9 IBM P N 46M1377...

Страница 2: ...ebruary 2009 Copyright International Business Machines Corporation 2007 2009 All rights reserved US Government Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Cont...

Страница 3: ...operating system drivers refer to the ServeRAID MR Device Driver Installation User s Guide Audience This document assumes that you have some familiarity with RAID controllers and related support devic...

Страница 4: ...or the iBBU model and how to replace it Chapter 7 Intelligent Battery Backup Unit Specifications has complete technical information and specifications for the iBBU model Appendix A Notices contains in...

Страница 5: ...document The following notices and statements are used in this document Note These notices provide important tips guidance or advice Important These notices provide information or advice that might he...

Страница 6: ...n personal safety Note Use the ServeRAID MR10i SAS SATA Controller with UL listed Information Technology Equipment ITE products only IBM Document Number Edition Date Remarks 46M1377 Third Edition Febr...

Страница 7: ...ting plate Connect any equipment that will be attached to this product to properly wired outlets When possible use one hand only to connect or disconnect signal cables Never turn on any equipment when...

Страница 8: ...ching an unpainted metal surface such as the metal around the card slot openings at the back of the computer As you continue to work inside the computer periodically touch an unpainted metal surface t...

Страница 9: ...2 Operating System Support 1 8 1 6 Summary of the ServeRAID MR10i SAS SATA Controller Characteristics 1 9 1 6 1 SAS Features 1 10 1 6 2 SAS Array Limitations 1 10 1 6 3 SATA II Features 1 11 1 6 4 PC...

Страница 10: ...olerance 3 6 3 3 4 Electrical Characteristics 3 6 3 3 5 Operating and Non operating Conditions 3 7 3 3 6 Safety Characteristics 3 8 Chapter 4 Introduction to the Intelligent Backup Battery Unit Chapte...

Страница 11: ...6 11 Starting a Learn Cycle Manually 6 12 6 2 Replacing the Battery Backup Unit 6 12 6 3 Transferring Cached Data from a Failed Controller 6 13 6 4 Resolving a Configuration Mismatch 6 14 Chapter 7 I...

Страница 12: ...xii Contents...

Страница 13: ...ctors 2 7 2 4 SAS Plugs SATA II Plugs and SAS Backplane Receptacle Connector 2 8 2 5 Connecting the ServeRAID MR10i SAS SATA Controller with Internal Connectors to a Physical Disk 2 9 3 1 Card Layout...

Страница 14: ...xiv Contents...

Страница 15: ...roller Specifications 3 4 3 4 Array Performance Features 3 5 3 5 Fault Tolerance Features 3 6 3 6 Maximum Power Requirements 3 7 6 1 Display BBU Information 6 5 6 2 Display BBU Status Information 6 5...

Страница 16: ...xvi Contents...

Страница 17: ...ServeRAID MR10i SAS SATA Controller is a high performance intelligent Serial Attached SCSI SAS Serial ATA II SATA II PCI Express adapter with RAID control capabilities The ServeRAID MR10i controller...

Страница 18: ...en during the most catastrophic system failures Note You must charge the battery before use For more information about charging the battery see Chapter 5 Installing the Intelligent Battery Backup Unit...

Страница 19: ...o meet the SAS specification You cannot use SAS drives and SATA drives in the same virtual disk You cannot mix SAS or SATA Solid State Drives SSDs and legacy mechanical drives SAS or SATA in the same...

Страница 20: ...gure the system to satisfy your system requirements The LSISAS1078 ROC device increases system performance and provides fault tolerant data storage The LSISAS1078 ROC supports data striping across mul...

Страница 21: ...tible controller that connects up to eight disks either directly or through a port expander This configuration is mostly for low end or entry servers Enclosure management is provided through out of ba...

Страница 22: ...Flash ROM SAS PCI Express RAID Controller SAS SATA II Device 32 Bit Memory Address Data Bus PSBRAM I2 C SAS SATA II Device SAS SATA II Device SAS SATA II Device PCI Express Interface NVSRAM I2 C Inter...

Страница 23: ...dvantages of SATA II SCSI and Fibre Channel and is the future mainstay of the enterprise and high end workstation storage markets SAS offers a higher bandwidth per pin than parallel SCSI and it improv...

Страница 24: ...he central processing unit CPU You can install the ServeRAID MR10i PCI Express RAID controller in PCI Express computer systems with a standard bracket type With these adapters in your system you can c...

Страница 25: ...controller includes the following features PCI Express x8 lane width PCI Express performance up to 2 5 Gbits s per lane Support for 128 256 or 512 Mbyte DDR2 667 MHz on board SDRAM intelligent batter...

Страница 26: ...PHYs within a single quad port Supports narrow ports consisting of a single PHY Transfers data using SCSI information units 1 6 2 SAS Array Limitations This section describes the array limitations of...

Страница 27: ...roller supports up to 240 physical disks but the maximum number of arrays is limited to 128 Though you can have up to 16 virtual disks per array and up to 64 arrays per ServeRAID MR10i controller ther...

Страница 28: ...1 0a Provides unequaled performance through the Fusion MPT architecture Provides high throughput and low CPU utilization to offload the host processor 1 6 5 Usability Features The following list desc...

Страница 29: ...r detects the RAID configuration from the configuration data on the drives Note In a clustering environment drive roaming is supported within the same channel only Configuration data is saved in both...

Страница 30: ...ted individual virtual disks cannot be migrated Note Drive roaming and drive migration cannot be supported at the same time Follow these steps to migrate drives Step 1 Make sure that you clear the con...

Страница 31: ...RAID controller is installed correctly c Close the cabinet of the host system Step 9 Reconnect the power cords to the system Step 10 Turn on the power to the system The controller detects the RAID co...

Страница 32: ...Arrays per Controller Up to 40 virtual disks per controller or per logical array Online Capacity Expansion Yes Dedicated and Global Hot Spares Yes Hot Swap Devices Supported Yes Non Disk Devices Supp...

Страница 33: ...ables Section 2 5 Replacing a Failed Controller Containing Data in the IBBU Section 2 6 After Installing the ServeRAID MR10i Controller 2 1 Requirements The following items are required for installati...

Страница 34: ...n the controller Step 4 Install the ServeRAID MR10i controller in the computer and connect the SAS devices or SATA II devices to it Make sure that the cables you use conform to all specifications Step...

Страница 35: ...and from any networks Step 3 Review the ServeRAID MR10i Controller Connectors Refer to Chapter 3 ServeRAID MR10i SAS SATA Controller Characteristics for a diagram of the ServeRAID MR10i controller wit...

Страница 36: ...SATA II Devices or Both to the Controller Use SAS cables to connect SAS devices SATA II devices or both to the ServeRAID MR10i controller Refer to Section 2 4 SAS Device Cables for SAS cable informat...

Страница 37: ...portion of the BIOS message displays the ServeRAID MR10i controller number firmware version and cache SDRAM size The numbering of the controller follows the PCI slot scanning order used by the host ma...

Страница 38: ...ls use a thin 7 wire connector instead of the 68 wire SCSI cable or 26 wire ATA cable Note Use only straight SAS cables not cross over SAS cables Figure 2 2 displays the SAS cable that connects the in...

Страница 39: ...A II drives respectively Both SAS physical disks and SATA II physical disks can connect to SAS backplane receptable connectors The difference between the SAS connector and SATA II connector is the bri...

Страница 40: ...the internal cable Serial ATA SAS Primary Physical Link SAS Secondary Physical Link Power SATA II Physical Link Power Serial Attached SCSI SAS Backplane Receptacle Connector Note SATA II backplane co...

Страница 41: ...rveRAID MR10i intelligent Battery Backup Unit is a cache memory module with an integrated battery pack The module provides an uninterrupted power source to the module if power is unexpectedly interrup...

Страница 42: ...xpander J9 Ports 4 7 x8 SAS Ports The x8 Mini SAS 4i ports connect the cables from the RAID controller to SAS or SATA II physical drives or to a SAS expander J10 IPMI style SMBus System Manage ment I2...

Страница 43: ...slot PCI Express goes beyond the PCI specification in that it is intended as a unifying I O architecture for various systems desktops workstations mobile server communications and embedded devices The...

Страница 44: ...eceiver Transmitter debugging 4 pin connector Reserved for IBM use J3 Individual Activity LED header for eight SAS ports 16 pin connector Provides an LED interface individually to eight SAS ports The...

Страница 45: ...isks is pending Optional J8 Ports 0 3 x8 SAS Ports The x8 Mini SAS 4i ports connect the cables from the RAID controller to SAS or SATA II physical drives or to a SAS expander J9 Ports 4 7 x8 SAS Ports...

Страница 46: ...requirements of CISPR Class B The ServeRAID MR10i controller and the intelligent Battery Backup Unit iBBU are CSA C22 2 No 60950 1 UL 60950 1 First Edition listed Accessory UL file number E257743 3 3...

Страница 47: ...ller SAS Bus Speed 3 Gbits s SAS Ports Two SAS connectors with four SAS ports each Cache Configuration Integrated 128 Mbyte 256 Mbyte Double Data Rate II 667 MHz SDRAM intelligent battery backup unit...

Страница 48: ...e at the DOS prompt Stripe Sizes 8 16 32 64 or 128 Kbytes Maximum Number of Concurrent Commands 255 Support for Multiple Initiators Yes Table 3 4 Array Performance Features Cont Specification ServeRAI...

Страница 49: ...k 230mA in 12V current 3 3 5 Operating and Non operating Conditions For the ServeRAID MR10i controller the operating thermal and atmospheric conditions are Relative humidity range is 5 to 90 nonconden...

Страница 50: ...rveRAID MR10i controller meets or exceeds the requirements of UL flammability rating 94 V0 Each bare board is also marked with the supplier name or trademark type and UL flammability rating The board...

Страница 51: ...g write back cache is that the cached data can be lost if the AC power fails before it has been written to the storage device This risk factor is eliminated when the ServeRAID MR10i controller has an...

Страница 52: ...ssible explosion do not burn Exchange only with the IBM approved part Recycle or discard the battery as instructed by local regulations In the United States IBM has a process for the collection of thi...

Страница 53: ...der normal operating conditions To protect your data the firmware changes the Write Policy to write through until the battery unit is sufficiently charged When the battery unit is charged the RAID con...

Страница 54: ...he card the 2 56 screws and the 7 32 standoffs The top side is the side you can see after you install the iBBU on the RAID controller Note that this unit combines a battery pack with a daughtercard Fi...

Страница 55: ...ntroller 3 Ground yourself before you touch the controller 4 Unplug all cables from the controller remove the screw attaching the bracket to the computer case and carefully remove the controller from...

Страница 56: ...n in Figure 5 3 Press down gently but firmly to seat the card correctly in the slot The bottom edge of the storage adapter must be flush with the slot Secure the controller to the computer chassis wit...

Страница 57: ...Attach the controller to the computer chassis with the bracket screw 9 Attach the cables as needed to the connectors on the controller 10 Reinstall the computer cover and reattach the power cords 11 T...

Страница 58: ...5 6 Installing the Intelligent Battery Backup Unit...

Страница 59: ...iled Controller Section 6 4 Resolving a Configuration Mismatch You can monitor the battery status temperature voltage and so on in these MegaRAID utility programs WebBIOS Configuration Utility MegaCLI...

Страница 60: ...tility The WebBIOS CU is a web based utility for configuring and managing RAID volumes Its operation is independent of the operating system because the utility resides in the MegaRAID BIOS Follow thes...

Страница 61: ...igure 6 2 The Battery Backup field at the top left of the screen indicates whether the iBBU is present Figure 6 2 Second Controller Properties Screen 5 Click the word Present in the Battery Backup fie...

Страница 62: ...e the learn delay interval and the auto learn mode Note IBM recommends leaving the the learn delay interval and the auto learn mode at their default settings Setting the Learn Delay Interval The learn...

Страница 63: ...aCLI commands in this section to monitor the iBBU and to select the settings for BBU related options 6 1 2 1 Display BBU Information Use the command in Table 6 1 to display complete information about...

Страница 64: ...arged Yes No Discharging Yes No Initialized Yes No Remaining Time Alarm Yes No Remaining Capacity Alarm Yes No Discharge Terminated Yes No Over Temperature Yes No Charging Terminated Yes No Over Charg...

Страница 65: ...Charge Capacity xx mAh Run Time to Empty xxx Min Average Time to Empty xxx Min Average Time to Full xxx Min Cycle Count xx Max Error xx Table 6 3 Display BBU Capacity Information Cont Table 6 4 Displ...

Страница 66: ...r s after reading from the file Description Displays current properties of the BBU The information displays in the following formats BBU Properties for Adapter x Auto Learn Period xxx Sec Next Learn T...

Страница 67: ...hysical tab to open the physical view 2 Select the BBU icon in the left panel 3 Click the Properties tab The BBU properties such as the battery type temperature and voltage appear as shown in Figure 6...

Страница 68: ...rrent state of charge and the estimated time until it will be depleted The current BBU temperature voltage current and remaining capacity If the battery is charging the estimated time until it is full...

Страница 69: ...168 hours 7 days If you disable automatic learn cycles you can start the learn cycles manually and you can choose to receive a reminder to start a manual learn cycle 6 1 3 2 Setting Learn Cycle Prope...

Страница 70: ...e Manually To start the learn cycle properties manually perform the following steps 1 Click the Physical tab to open the physical view 2 Select the BBU icon in the left panel 3 Click the Operations ta...

Страница 71: ...stall it on a new controller To save the data the following conditions must be met The new controller on which you install the iBBU must be the same model as the failed controller The replacement cont...

Страница 72: ...6 4 Resolving a Configuration Mismatch If the replacement controller has a previous configuration this message displays during the power on self test POST Unresolved configuration mismatch between dis...

Страница 73: ...cations Section 7 1 iBBU Specifications Section 7 2 Battery Life and Data Retention Time 7 1 iBBU Specifications The following specifications apply to the iBBU Battery type NiMH Battery operating ambi...

Страница 74: ...g Capacity of the battery pack and the battery load Ambient temperature Age of the battery and number of discharge cycles it has been through Number of DIMMs installed and number of chips on the DIMMs...

Страница 75: ...ever it is the user s responsibility to evaluate and verify the operation of any non IBM product program or service IBM may have patents or pending patent applications covering subject matter describe...

Страница 76: ...appropriate without incurring any obligation to you A 1 Trademarks The following terms are trademarks of International Business Machines Corporation in the United States other countries or both Intel...

Страница 77: ...warranties regarding non IBM products and services that are ServerProven including but not limited to the implied warranties of merchantability and fitness for a particular purpose These products are...

Страница 78: ...A 4 Notices...

Страница 79: ...es that make up a computer system or the software settings that allow the hardware components to communicate with each other device driver A program that allows a microprocessor through the operating...

Страница 80: ...t RAID level 0 and the hot spare must have sufficient capacity internal SAS device A SAS device installed inside the computer cabinet These devices are connected by using a shielded cable main memory...

Страница 81: ...formance exceeding that of a single physical disk The RAID array appears to the controller as a single storage unit I O is expedited because several disks can be accessed simultaneously Redundant RAID...

Страница 82: ...ore reliable than hard disk drives HDDs SSP Acronym for Serial SCSI Protocol SSP enables communication with other SAS devices Each PHY on the SAS controller can function as an SSP initiator or SSP tar...

Страница 83: ...on each disk included in the stripe The portion of a stripe that resides on a single disk is a stripe element Striping by itself does not provide data redundancy striping in combination with parity p...

Страница 84: ...B 6 Glossary of Terms and Abbreviations...

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Страница 86: ...4 6 M1 3 7 7...

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