HP Surestore Disk Array 12h - And FC60 User manual

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Weight Exceeds 100 lbs. (45 kg.)
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4
Service Manual Revision History
2FWREHU
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Change Page
Added Disk Module Behavior When Moving Disks to describe the disk
module behavior change introduced with firmware release HP03.
270
Added list of supported UPS models. 164
Change Page
Added Figure 87 to clarify operation of the write cache flush thresholds. 267
Added note regarding the impact of LUN binding on performance. 264
Added Allocating Space for Disk Array Logs section describing use of
environment variable AM60_MAX_LOG_SIZE_MB.
340
Added amutil -rr option for setting disk status to REPLACED. 336
Added information on Purging Controller Logs. 344
Added information on correct slot for installing position of a single 256 MB
DIMM on the controller.
673
Added -force option to syswipe command for formatting array with LUNs in
place.
331
Updated firmware download procedures for HP08. 346
Added information for RAID 0 support on HP-UX. 60
Changed the required minimum number of disk modules per enclosure from 2
to 4 based on power supply requirements for the disk enclosure.
85
Added information on disabling disk write cache enable to improve data
integrity.
325

5
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Change Page
Updated ioscan output example to include UTM. 219
Added information on reading older log files after installing the HP08
firmware and updated AM60 software.
343
Change Page
Removed all references to HP08 to reflect the decision to roll supported
controller firmware rolled back to HP03.
Multiple
Change Page
Added checksum values for HP10 firmware files and information regarding
firmware download failure.
347
Clarified procedure for binding multiple LUNs simultaneously. 287, 311
Added caution regarding powering down the array when changing the cache
DIMM amount on both controllers. Also added note regarding the DIMM
configurations for 256 MB of cache.
671
Added information on Managing the Universal Transport Mechanism (UTM) 322
Added section Gathering Performance Data 329
Updated firmware download procedures for HP10. 346
Added section Major Event Log Entries 389
Added section Interpreting Major Event Log Raw Data Output 431
Added information for RAID 0 support on HP-UX. Multiple
Added -force option for unbinding LUN 0. 315
Added section HP10 and Later Firmware Enhancements 350
Updated firmware compatibility table. 349
Updated ioscan output example to include UTM LUN (31) 219

6
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Change Page
Updated information on battery life and warnings. 53, 566
Added section Replacing a Failed BCC Without Powering Off the Array 625
Added instructions for verifying NVSRAM version after replacing a controller. 661
Add section Serial Port Troubleshooting 601
Changed battery expiration date to 38 months. 651
Add information on waiting 5 minutes after performing a syswipe before
issuing other commands.
229
Added procedure for verifying NVSRAM version after replacing a controller. 661
Added output messages to watch for when downloading firmware. 351
Added references to HP11 firmware Multiple
Added HP11 firmware checksums. 349
Change Page
Added section Troubleshooting Strategy 515
Clarified copying NVSRAM contents from the disk when replacing a
controller.
660
Clarified the use of the armutil -d option for changing disk state to OPTIMAL. 336
Updated on-line BCC replacement procedure. 625
Change Page
Clarified on-line BCC replacement procedure regarding resetting controllers. 625

7
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Change Page
Added note on need to retry ammgr -b command to reset battery age. 344
Added Healthcheck diagnostic tool. 503
Added section Troubleshooting Sub-LUNs.578
Change Page
Updated BBU information. 51

8
About This Book
7KLVERRNLVLQWHQGHGIRUXVHE\WUDLQHGVHUYLFHSHUVRQQHOUHVSRQVLEOHIRUVXSSRUWLQ WKH+3
6XUH6WRUH('LVN$UUD\)&,WLVRU DQL]HGLQWRWKHIROORZLQ FKDSWHUVDQGVHFWLRQ
Chapter 1, Product Description Describes the features, controls, and operation of the
disk array.
Chapter 2, Topology and Array Planning Guidelines for designing the disk array configuration
that best meets your needs.
Chapter 3, Installation Instruction for moving the disk array.
Chapter 4, Managing the Disk Array on
HP-UX
Complete instructions for managing your disk array
using the available management software.
Chapter 5, HP-UX Diagnostic Tools Information on using STM to gather information about
disk array status.
Chapter 6, Troubleshooting Instructions for isolating and solving common
problems that may occur during disk array operation.
Chapter 7, Removal and Replacement Instructions for removing and replacing all customer-
replaceable components.
Chapter 8, Reference / Legal /
Regulatory
Regulatory, environmental, and other reference
information.
GLOSSARY
Index

9
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