Restoring A V-Vol To The P-Vol; Releasing Snapshot Pairs - Hitachi AMS2100 User Manual

C:\HORCM\etc>pairresync -g VG01 -d oradb1
C:\HORCM\etc>pairevtwait -g VG01 -s pair -t 300 10
pairevtwait : Wait status done.
:\HORCM\etc>pairsplit -g VG01 -d oradb1
C:\HORCM\etc>pairdisplay -g VG01
group PairVOL(L/R) (Port#,TID,LU-M) ,Seq#,LDEV#.P/S,Status, Seq#,P-LDEV# M
VG01 oradb1(L)
VG01 oradb1(R)
VG01 oradb2(L)
VG01 oradb2(R)
VG01 oradb3(L)
VG01 oradb3(R)

Restoring a V-VOL to the P-VOL

C:\HORCM\etc>pairresync -restore -g VG01 -d oradb1 -c 15
C:\HORCM\etc>pairdisplay -g VG01
group PairVOL(L/R) (Port#,TID,LU-M) ,Seq#,LDEV#.P/S,Status, Seq#,P-LDEV# M
VG01 oradb1(L)
VG01 oradb1(R)
VG01 oradb2(L)
VG01 oradb2(R)
VG01 oradb3(L)
VG01 oradb3(R)
C:\HORCM\etc>pairsplit -g VG01 -d oradb1

Releasing SnapShot pairs

Hitachi AMS 2000 Family Copy-on-Write SnapShot User Guide
1. Change the PSUS status of the SnapShot pair to PAIR status using
pairresync; then, change the status to PSUS using pairsplit.
For example:
•
2. Execute pairdisplay to update the pair status and the
configuration. For example:
•
(CL1-A , 1, 2-0 )8100012385000123
(CL1-A , 1, 3-0 )8100012385000123
(CL1-A , 1, 2-1 )8100012385000123
(CL1-A , 1, 4-0 )8100012385000123
(CL1-A , 1, 2-2 )8100012385000123
(CL1-A , 1, 5-0 )8100012385000123
To restore the V-VOL to the P-VOL
In the examples below, the group name in the configuration
definition file is VG01.
1. Execute pairresync -restore to restore the V-VOL to the P-VOL.
For example:
•
2. Execute pairdisplay to display pair status and the configuration.
For example:
•
(CL1-A , 1, 2-0 )8100012385000123
(CL1-A , 1, 3-0 )8100012385000123
(CL1-A , 1, 2-1 )8100012385000123
(CL1-A , 1, 4-0 )8100012385000123
(CL1-A , 1, 2-2 )8100012385000123
(CL1-A , 1, 5-0 )8100012385000123
3. Execute the pairsplit command. Pair status becomes PSUS. For
example:
•
The V-VOL is restored to the P-VOL.
To release the SnapShot pair and change status to SMPL
Operations using CCI
2.P-VOL PSUS,-----
3.S-VOL SSUS,-----
2.SMPL ----,-----
4.SMPL ----,-----
2.SMPL ----,-----
5.SMPL ----,-----
2.P-VOL RCCOPY,-----
3.S-VOL RCCOPY,-----
2.SMPL ----,-----
4.SMPL ----,-----
2.SMPL ----,-----
5.SMPL ----,-----
---- -
---- -
---- -
---- -
---- -
---- -
---- -
---- -
---- -
---- -
---- -
---- -
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