Spare Sector Availability; Ssa Service Aid; Update Disk-Based Diagnostics - IBM Eserver pSeries 670 User Manual

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utape -c -d device [-v] {-n | {-l | -t} { -D | -f [ filename ]}}
Flag
-c
-D
-f
-h, -?
-l
-n
-t
-v

Spare Sector Availability

This selection checks the number of spare sectors available on the optical disk. The
spare sectors are used to reassign when defective sectors are encountered during
normal usage or during a format and certify operation. Low availability of spare sectors
indicates that the disk needs to be backed up and replaced. Formatting the disk does
not improve the availability of spare sectors.
You can run this task directly from the AIX command line. The command syntax is as
follows: diag -c -d deviceName -T chkspares

SSA Service Aid

This service aid provides tools for diagnosing and resolving problems on SSA-attached
devices. The following tools are provided:
v Set Service Mode
v Link Verification
v Configuration Verification
v Format and Certify Disk

Update Disk-Based Diagnostics

This service aid allows fixes (APARs) to be applied.
This task invokes the SMIT Update Software by Fix (APAR) task. You can install any
APAR using this task.
Eserver pSeries 670 User's Guide
114
Description
Run the service aid without displaying menus. The return code indicates
success or failure. The output is suppressed except for the usage statement
and the numeric value for hours since cleaning (if -n and -D flags are used).
Copy data to diskette.
Copy data to the file name given after this flag or to a default file name if no
name is specified.
Display a usage statement and/or return code. If the -c flag is present, only the
return code displays to indicate the service aid did not run. If the -c is not
used, a usage statement displays and the service aid exits.
Display or copy log sense information.
Display time since drive was last cleaned.
Copy trace table.
Verbose mode. If the -c flag is present, the information displays on the screen.
If the -n flag is present, the information about tape-head cleaning is printed.

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