IBM ServeRAID M5025 User Manual Download Page 2

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Second Edition (September 2011)

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Summary of Contents for ServeRAID M5025

Page 1: ...ServeRAID M5025 SAS SATA Controller USER S GUIDE S e p t e m b e r 2 0 1 1...

Page 2: ...September 2011 Copyright International Business Machines Corporation 2011 All rights reserved US Government Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Contra...

Page 3: ...ID MR Software User s Guide For information about the operating system drivers refer to the ServeRAID MR Device Driver Installation User s Guide Audience This document assumes that the reader is famil...

Page 4: ...Introduction to the Intelligent Battery Backup Unit describes the iBBU model and explains how it operates Chapter 5 Installing the Intelligent Battery Backup Unit explains how to install the iBBU mod...

Page 5: ...ed to them IBM Systems Safety Notices IBM Document Number G229 9054 01 This book contains safety notices from IBM Systems documentation The safety notices include danger and caution notices Notices an...

Page 6: ...n tially lethal or extremely hazardous to you A danger statement is placed just before the description of a potentially lethal or extremely hazardous procedure step or situation Revision History IBM C...

Page 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...

Page 8: ...ectronic components such as the microprocessor You can do so by touching an unpainted metal surface such as the metal around the card slot openings at the back of the computer As you continue to work...

Page 9: ...PCI Express Architecture 1 8 1 5 2 Operating System Support 1 8 1 6 Summary of the ServeRAID M5025 SAS SATA Controller Characteristics 1 9 1 6 1 SAS Features 1 10 1 6 2 SAS Array Limitations 1 10 1 6...

Page 10: ...nce Features 3 5 3 3 3 Fault Tolerance 3 5 3 3 4 Power Supply Requirements for the ServeRAID M5025 SAS SATA Controller 3 6 3 3 5 Operating and Non operating Conditions 3 7 3 3 6 Safety Characteristics...

Page 11: ...11 Setting the Learn Cycle Properties 6 12 Starting a Learn Cycle Manually 6 12 6 2 Replacing the Battery Backup Unit 6 13 6 3 Resolving a Configuration Mismatch 6 13 Chapter 7 Intelligent Battery Bac...

Page 12: ...xii Contents...

Page 13: ...roller 3 2 5 1 Intelligent Battery Backup Unit 5 2 5 2 Installing the iBBU Daughtercard on the ServeRAID M5025 SAS SATA Controller 5 4 5 3 Installing the ServeRAID M5025 SAS SATA Controller 5 5 5 4 Co...

Page 14: ...xiv Contents...

Page 15: ...roller Specifications 3 4 3 4 Array Performance Features 3 5 3 5 Fault Tolerance Features 3 6 3 6 Power Supply for the ServeRAID M5025 Controller 3 7 6 1 Display BBU Information 6 7 6 2 Display BBU St...

Page 16: ...xvi Contents...

Page 17: ...upport 1 1 Overview The ServeRAID M5025 Serial Attached SCSI SAS Serial ATA II SATA II controller is a high performance intelligent PCI Express to SAS SATA II adapter with RAID control capabilities Th...

Page 18: ...or mount it remotely in the chassis and connect it to the controller with a cable Note You must charge the battery before use See Chapter 4 Introduction to the Intelligent Battery Backup Unit for mor...

Page 19: ...SAS SATA ports through two x4 SAS external connectors 1 2 1 Controller Limitations The ServeRAID M5025 controller has the following limitations You can connect only one device per SAS PHY unless you u...

Page 20: ...featured hardware based RAID implementation The LSISAS2108 ROC device integrates a high speed DDR DDR2 SDRAM interface with a hardware RAID assist engine for parity calculations The LSISAS2108 ROC dev...

Page 21: ...uration In this configuration use the RAID controller as a high end SATA II compatible controller that connects up to eight disks either directly or through a port expander This configuration is mostl...

Page 22: ...sh 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 I2C Interface NVSRAM...

Page 23: ...ombines the advantages 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...

Page 24: ...without slowing down the central processing unit CPU You can install the ServeRAID M5025 PCI Express RAID controller in PCI Express computer systems with a standard bracket type With these adapters in...

Page 25: ...AID M5025 controller offers the following features PCI Express x8 lane width PCI Express performance up to 5 Gbits s per lane Support for 512 Mbyte DDR2 800 MHz on board SDRAM intelligent battery back...

Page 26: ...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 the ServeRAID M5025...

Page 27: ...f physical disks supported by the controller up to the limit of 16 arrays per controller In addition though you can have up to 16 virtual disks in an array and up to 16 arrays per ServeRAID M5025 cont...

Page 28: ...ce 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 describes the usability features of th...

Page 29: ...roller 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...

Page 30: ...grated 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...

Page 31: ...troller 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 configurati...

Page 32: ...er 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 Supported Yes...

Page 33: ...roller Section 2 5 Connecting the ServeRAID M5025 Controller to a Drive Enclosure Section 2 6 Replacing a Failed Controller Containing Data in the iBBU 2 1 Requirements The following items are require...

Page 34: ...gent Battery Backup Unit iBBU on the controller Step 4 Install the ServeRAID M5025 controller in the server and connect the SAS devices or the SATA II devices to it Make sure that the cables you use c...

Page 35: ...rveRAID M5025 Controller Connectors Refer to Chapter 3 ServeRAID M5025 SAS SATA Controller Characteristics for a diagram of the ServeRAID M5025 controller with its connectors Step 4 Review the Control...

Page 36: ...for pre installation configuration requirements Step 8 Connect the SAS Devices the SATA II Devices or Both to the Controller Use SAS cables to connect SAS devices SATA II devices or both to the Serve...

Page 37: ...st computer If the power is turned on to the computer before it is turned on to the devices the computer might not recognize the devices During boot a BIOS message appears The firmware takes several s...

Page 38: ...set them on your controller The ServeRAID MR Device Driver Installation User s Guide provides detailed installation instructions for operating system drivers 2 5 Connecting the ServeRAID M5025 Contro...

Page 39: ...AID M5025 controller then you can move the iBBU to a new controller and recover the data The replacement controller must have a cleared configuration Note For the replacement battery part number and t...

Page 40: ...y unit available when you call C007 Follow these steps to replace a failed controller with data in the transportable battery backup unit Step 1 Review all safety information provided with the server t...

Page 41: ...Express 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 de...

Page 42: ...4 7 Mini SAS 4i connector Connects the cables from the controller to SAS drives or SATA II drives or a SAS expander J1B1 x4 SAS Ports 0 3 Mini SAS 4i connector Connects the cables from the controller...

Page 43: ...ctrostatic discharge The controller carries the following marks and certifications J6B1 Remote Battery Backup Unit connector 20 pin connector Connects the iBBU remotely to the controller J6B2 Battery...

Page 44: ...er Table 3 3 ServeRAID M5025 SAS SATA Controller Specifications Specification ServeRAID M5025 SAS SATA Controller Processor PCI Express Host Controller to PCI Secondary I O Controller LSISAS2108 ROC d...

Page 45: ...ess Memory NVRAM 32 Kbytes for storing RAID configuration Table 3 3 ServeRAID M5025 SAS SATA Controller Specifications Specification ServeRAID M5025 SAS SATA Controller Table 3 4 Array Performance Fea...

Page 46: ...s are 12V 8 percent from PCI edge connector only and 3 3V 9 percent from PCI edge connector only Table 3 6 lists the power supply for the controller for each of the three states at the different volta...

Page 47: ...ove the maximum ambient temperature Temperature range 0 C to 60 C without battery backup unit Temperature range 10 C to 44 5 C with iBBU battery backup The parameters for the non operating such as sto...

Page 48: ...3 8 ServeRAID M5025 SAS SATA Controller Characteristics...

Page 49: ...ite 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 controller has an onboard iBBU The iBB...

Page 50: ...le 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 this ba...

Page 51: ...latest revision of IPC A 610 The battery in the iBBU must charge for at least six hours during fast charge under normal operating conditions To protect your data the firmware changes the Write Policy...

Page 52: ...5 controller using a small board to board connector daughtercard Figure 5 1 displays the top view and the bottom view of the card The top side is the side you can see after you install the iBBU on the...

Page 53: ...system user s manual so you can access the controller 3 Ground yourself before you touch the controller 4 Unplug all cables from the controller remove the screw attaching the bracket to the computer...

Page 54: ...rews 7 Install the controller in the computer in the PCI Express slot as shown in Figure 5 3 Press down gently but firmly to make sure that the controller is properly seated in the slot The bottom edg...

Page 55: ...ly to the ServeRAID M5025 controller Follow these steps to install the iBBU remotely to the controller 1 Ground yourself and remove the iBBU from the package 2 Use the three Phillips head screws that...

Page 56: ...ct the J2 connector on the iBBU to the J6B1 BBU connector on the controller as shown in Figure 5 4 There are black triangles on the connectors to help you install them properly Insert the cable connec...

Page 57: ...nfiguration Mismatch You can monitor the battery status temperature voltage and so on in these MegaRAID utility programs WebBIOS Configuration Utility MegaCLI Command Line Interface MegaRAID Storage M...

Page 58: ...the WebBIOS Configuration Utility 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 t...

Page 59: ...ure 6 1 First Controller Properties Screen f 4 Click Next to view the second Controller Properties screen The second Controller Properties screen appears as shown in Figure 6 2 The Battery Backup fiel...

Page 60: ...roller Properties Screen 5 Click Present in the Battery Backup field The Battery Module screen appears as shown in Figure 6 3 This screen contains the following information Battery information Design...

Page 61: ...y You can change the learn delay interval the length of time between automatic learning cycles and the auto learn mode Note For the best system performance leave the learn delay interval and the auto...

Page 62: ...ng cycle is complete firmware resets the counter and warns you when the next learning cycle time is reached Perform the following steps to choose an auto learn mode 1 Open the drop down menu in the Au...

Page 63: ...tus of the BBU such as temperature and voltage for the selected controller s Table 6 1 Display BBU Information Convention MegaCli AdpBbuCmd aN a0 1 2 aALL Description Displays complete information abo...

Page 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...

Page 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...

Page 66: ...om 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 Time xxxx Sec Learn D...

Page 67: ...aining capacity If the battery is charging the estimated time until it is fully charged 6 1 3 1 Battery Learn Cycle Learn Cycle is a battery calibration operation performed by the controller periodica...

Page 68: ...ycles and click Go You can delay the start of the next learn cycle by up to 7 days 168 hours using the Delay next learn cycle field b To disable automatic learn cycles click Disable automatic learn cy...

Page 69: ...by local regulations In the United States IBM has a process for the collection of this battery For information call 1 800 426 4333 Have the IBM part number for the battery unit available when you cal...

Page 70: ...ckup Unit This gives you the option to view both the configuration on the NVRAM and the physical disk 3 Select the configuration on the drive 4 Press ESC and select YES to update the NVRAM 5 Press ESC...

Page 71: ...on Time 7 1 Intelligent Battery Backup Unit Specifications The following specifications apply to the iBBU Battery type LiON Li Poly cell Battery operating ambient temperature 10 C to 44 5 C Humidity s...

Page 72: ...of factors including the following Capacity of the battery pack and the battery load Ambient temperature Battery age and the number of discharge cycles Number of DIMMs installed and the number of chip...

Page 73: ...nector Figure 8 1 shows the ServeRAID M5000 Series Advanced Feature Key Figure 8 1 M5000 Series Advanced Feature Key Note It is important to back up any data before you make a change in system configu...

Page 74: ...or the Advanced Feature Key 4 Remove the Advanced Feature Key from the package 5 Hold the Advanced Feature Key so that the J1 connector is up and the connector lines up with the J1A2 header on the con...

Page 75: ...nstead However 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 matte...

Page 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...

Page 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...

Page 78: ...A 4 Notices...

Page 79: ...devices 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 opera...

Page 80: ...ID levels 1 5 6 10 50 and 60 not 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 usin...

Page 81: ...dundant RAID levels RAID levels 1 5 6 10 50 and 60 provide data protection RAID level A set of techniques applied to disk groups to deliver higher data availability and or performance characteristics...

Page 82: ...SI Protocol SSP enables communication with other SAS devices Each PHY on the SAS controller can function as an SSP initiator or SSP target STP Acronym for Serial Tunneling Protocol STP enables communi...

Page 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...

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

Page 85: ......

Page 86: ...Part number 60Y1428...

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