HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide (EK-G80TS-SA. C01, March 2005)

19HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide

Troubleshooting Information

This chapter provides guidelines for troubleshooting the controller, cache module,

and external cache battery (ECB). Topics include:

■ Typical installation problem identification checklist and troubleshooting

guidelines, page 20

■ Significant event reporting, page 31

■ Running the controller diagnostic test, page 41

■ Caching techniques, page 44

■ Device Discovery Error report, page 53

■ SHOW ELEVATION report, page 56

Note: Refer to enclosure documentation for information on troubleshooting enclosure

hardware, such as the power supplies, cooling fans, and environmental monitoring

unit (EMU).