
viii Sun StorageTek SAS RAID HBA Installation Guide • March 2010
▼ To View the Event Log 78
D. Troubleshooting 79
Troubleshooting Checklist 79
Silencing the Alarm 80
Recovering From a Disk Drive Failure 80
Failed Disk Drive Protected by a Hot-Spare 80
▼ To Recover From a Disk Drive Failure 80
Failed Disk Drive Not Protected by a Hot-Spare 81
Failure in Multiple Arrays Simultaneously 81
Disk Drive Failure in a RAID 0 Array 81
Multiple Failures in the Same Array 82
E. Best Practices 83
Best Practices For Placing a New HBA in a System Running the Solaris OS 83
Best Practices For Switching Cables and Making New Connections 84
Switching a Cable From One Port To the Other 84
Pulling a Cable and Reconnecting It To the Same Port 85
Connecting a JBOD With SATA Disks 85
Best Practices For Cabling to Disk Enclosures 85
Best Practices For Testing Hard Drive Failure Conditions 85
Best Practices For Deleting Logical Volumes Without Deleting Partitions 86
Best Practices For Testing Physical Drive Failures 86
Best Practices For Rescanning or Discovering Drives 87
Best Practices For Controlling the Boot Order of Logical Drives 87
Best Practices For Selecting Members of RAID Logical Devices 88
Best Practices For Replacing an HBA 88
Replacing an HBA On a SPARC System 89
Replacing an HBA On an x64 System 89
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