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vxr5check - verify RAID-5 volume parity
[-i | -v]
utility compares the parity of each stripe of a
RAID-5 volume specified by
reads the data for each stripe,
generates the parity for this stripe,
and compares this parity with the existing parity.
can be run against the entire RAID-5 volume,
or incrementally on RAID-5 stripe boundaries,
by specifying the
Specifies the Veritas Volume Manager (VxVM)
disk group name for the RAID-5
volume name for verification.
If this option is not specified,
the default disk group is determined using the rules given in
the vxdg(1M) manual page.
Verifies the RAID-5 volume incrementally per stripes.
If a parity mismatch is found,
that stripe location is displayed.
Verbose output for the incremental
The verbose option outputs each stripe number that is being verified.
In verbose mode and incremental mode,
summary reports for each stripe of
the RAID-5 volume are printed in output records.
If an error is returned for a stripe,
then an error message and stripe number are displayed.
In non-verbose mode,
if an error is returned,
an error message is displayed.
If a parity mismatch error is determined on a stripe,
exits on that stripe and does not continue for
the remaining stripes in the RAID-5 volume.
The utility that
calls to perform RAID-5 parity verification
operations for the specified RAID-5 volume.
utility exits with a non-zero status if the attempted operation fails.
A non-zero exit code is not a complete indicator of
the problems encountered,
but rather denotes the first condition that
prevented further execution of the utility.
for a list of standard exit codes.
Do not run vxr5check on a volume that is in degraded mode.
Last updated: 28 Jul 2003
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