HP XP Continuous Access Software - Manual (Page 212)

If the S-VOL is not connected to the NAS package, release the device file used in the target file
system using the horc_svol_delete (non-LVM) or horc_svol_vmdelete (LVM) command.
2. Confirm all Continuous Access XP Journal volume pair statuses that are using the external volume
with problems using the pairdisplay command.
If the status of the Continuous Access XP Journal volume pair is PSUE, delete the volume pair using
the pairsplit -S command.
If you delete the Continuous Access XP Journal volume pair when the S-VOL is not connected to
the NAS package, release the device file used in the target file system using the horc_svol_delete
(non-LVM) or horc_svol_vmdelete (LVM) command.
212 Continuous Access XP Journal operations with NAS Blade