HP DL145 Sun Solaris 10 Deployment Guide for HP ProLiant Servers - Page 38
Troubleshooting, Known issues, Write cache not flushed on shutdown
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Troubleshooting This chapter describes common problems and probable causes, known issues, and provides general troubleshooting advice. To begin troubleshooting deployment problems, review the list of Known Issues below first to see if any issues match the environment and symptoms. If none of the known issues apply, see "Common " for issue diagnosis. For general troubleshooting advice, see "Basic troubleshooting techniques." Known issues The following is a list of known issues associated with Solaris deployment and ProLiant servers. Write cache not flushed on shutdown Solaris does not flush hard drive controller cache to disk on shutdown. • OS releases affected-Solaris 10 update 5/10 • Hardware affected-HP Third Generation Smart Array Controllers with Battery Backed Write Cache. • Description-There is a known issue causing Solaris to not properly flush the disk controller caches to disk at shutdown. As a result of this issue, the following error message may be displayed on a ProLiant server running Sun Solaris 10 and configured with a Smart Array Controller equipped with Battery-Backed Write Cache (BBWC): POST Error: 1792 - Drive Array Reports Valid Data Found in Array Accelerator For more information please refer advisory http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&taskId=1 10&prodSeriesId=1137825&prodTypeId=15351&objectID=c01519161 • Workaround-Ensure that the cache is properly flushed prior to shutdown. Do this by executing the following command before every shutdown: # swap -d Optionally, shutdown the system using these commands: # init 0 # halt Solaris stops responding on HP ProLiant DL580 G5 server Solaris may stop responding, or will respond poorly if a PCI-Express Controller is configured in PCIExpress slots 1, 2, 4, 5, 7, or 8 on a DL580 G5 server. • OS releases affected-Solaris 10 8/07, 5/08 • Hardware affected-HP ProLiant DL580 G5 • Description-Solaris may stop responding, or will not respond properly during deployment if a PCI-Express Controller, such as a Smart Array P800 is installed in slots 1, 2, 4, 5, 7, or 8. The issue occurs because hot swap is enabled but not supported by the DL580 G5 server. For more Troubleshooting 38