Internal Disk Drive Problems and Solutions

Table 15 lists some problems that the disk drives may encounter, as well as some corrective actions.

Table 15: Troubleshooting Disk Drives
Problem Action
System will not boot from system disk Try to boot from the system disk's mirrored partner. To do so, disengage the suspected faulty system disk by pulling it one to two inches (2.5 to 5 cm) out of the slot. See Removing and Inserting a Disk Drive for more information.
System does not recognize disk drive Ensure that the disk drive was installed correctly. See Removing and Inserting a Disk Drive for more information.
Slow response time

Mirror regeneration might be occurring. Try to schedule mirror regeneration for a time when the system is not heavily used. However, if the disk contains business-critical data, you should regenerate the mirrors as soon as possible.

 

Many read or write operations might be queued to the disk drive.

 

Errors might be occurring on the drive. Check the system event log.