HP StorageWorks 2000 Modular Smart Array Reference Guide (481599-003, August 2008)

195

CHAPTER

Troubleshooting Using SMU

This chapter describes how to use SMU to troubleshoot your storage system and its

FRUs. It also describes solutions to problems you might experience when using

SMU.

Topics covered in this chapter include:

■ “Problems Using SMU to Access a Storage System” on page 196

■ “Determining Storage System Status and Verifying Faults” on page 197

■ “Stopping I/O” on page 198

■ “Clearing Metadata From Leftover Disk Drives” on page 199

■ “Isolating Faulty Disk Drives” on page 199

■ “Isolating Data Path Faults” on page 204

■ “Changing PHY Fault Isolation Settings” on page 211

■ “Using Recovery Utilities” on page 213

■ “Problems Scheduling Tasks” on page 215

■ “Selecting Individual Events for Notification” on page 216

■ “Selecting or Clearing All Events for Notification” on page 218

■ “Using Event Logs” on page 218

■ “Saving Log Information to a File” on page 223

■ “Configuring the Debug Log” on page 224

■ “Correcting Enclosure IDs” on page 225

■ “Problems After Power-On or Restart” on page 225

Note – For information about using the CLI to troubleshoot your storage system,

see the CLI reference guide.