HP XP7 User Manual page 66

Pair status Description
copied to the S-VOL only in the
background.
For more information about the Quick
Split method of splitting pairs, see
splitting methods" (page
Split/SUSPOP The pair has been split. The HP XP7
storage system stops performing update
copy operations from the P-VOL to the
S-VOL. Write I/Os are accepted for
S-VOL. The HP XP7 storage system
keeps track of updates to split P-VOL
and S-VOL so that you can Quick
Resync.
2
Resync/PENDING The pairresync RAID Manager
command is in progress.
storage system does not accept write
I/Os for S-VOL and does not perform
update copy operations.
For more information about
resynchronizing pairs, see
resynchronization" (page
2
Resync-R/REVRSY The reverse pairresync RAID
Manager command is in progress.
The HP XP7 storage system copies only
S-VOL differential data to the P-VOL.
The HP XP7 storage system does not
perform update copy operations during
the Reverse Copy or Quick Restore.
Write I/O operations to the S-VOL are
rejected.
Suspend/SUSPER The HP XP7 storage system does the
following:
The status of other pairs sharing the
same P-VOL does not change.
Data consistency is not ensured in this
status.
Notes:
1. The starting time of the copy depends on the numbers of pairs and the HP XP7 storage system environment.
2. The pair status is displayed in the format of "screen pair status / Business Continuity Manager pair status".
3. If the status was Read/write enabled before the transition to Deleting/TRANS, it is Read/write enabled.
CAUTION:
"INTERVENTION REQUIRED" message. To return a normal value, create the pairs with online
volumes, and then issue the command.
66 Monitoring and maintaining Business Copy Z
49).
1
The HP XP7
"BC Z pair
54).
Suspends the pair.
Continues accepting read and write
I/Os to the P-VOL.
Stops update copy operations to the
S-VOL.
Marks the P-VOL as differential
data. Resynchronizing a pair copies
the P-VOL to the S-VOL.
Running the DEVSERVEcommand to a read/write disabled volume returns the
Host status
"Pair
P-VOL = "PPRI-PNDG"
S-VOL = Unpaired
P-VOL = "PPRI-PNDG"
S-VOL = "PSEC-PNDG"
P-VOL = "PPRI-PNDG"
1
S-VOL = "PSEC-PNDG"
P-VOL = "PPRI-PNDG"
S-VOL = "PSEC-PNDG"
P-VOL access S-VOL access
Read/write Read/write- e nabled
enabled
Read/write Read/write
enabled disabled
Read/write Read/write
disabled disabled
Read/write Read/write
enabled disabled