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Troubleshooting &
Module Replacement
65
Troubleshooting
NOTE! An important side effect of the commands is that the LVM configuration
backup file used by the command in step 3 is updated. If this hot plug procedure
is being performed now on another host system and there was no need to execute
lvreduce commands, then the configuration file has not been updated. However, the LVM
vgcfgbackup command.
Step 4
he replaced disk module to the active volume group with the
vgchange
# vgchange a y <volume group name>
# vgchange a y /dev/vg00
Note for MC/ServiceGuard If the disk array is used in an MC/ServiceGuard cluster volume
vgchange –
/dev/vgcluster
VG Status from the vgdisplay:
VG Status Command
Available –a y
Availble, exclusive vgchange –
Available, shared, server Not sure what to do with SLVM
Not sure what to do with SLVM
*available may
Step 5
6. If the disk is the mirror of a root disk:
a. mkboot command on the replaced disk.
If you use the example from “Example of a Disk Module Failure”, the host will display:
# mkboot /dev/rdsk/c2t4d0
Run the -R -link the replaced disk into the Boot Data Reserved Area of all
# lv1nboot R
5
mkboot and -R
commands are repeatable with no harm.