Recovering The Storage Systems From A Primary Site Failure (External System At Primary Site) - Hitachi G1000 User Manual

3 Using the alternate path software, resume I/O to the S-VOL.
.
4 If necessary, reverse the P-VOL and the S-VOL.
.
Related topics
• I/O modes on page 1-12
• Reversing the P-VOL and S-VOL on page 6-51
Recovering the storage systems from a primary site failure
(external system at primary site)
If a failure occurs at the primary site in a configuration with the external
storage system for the quorum disk located at the primary site, the failure
might affect the primary storage system and the external storage system
simultaneously. In this case, the GAD pair is suspended, and access to the
GAD volumes stops.
6-48
Hitachi Virtual Storage Platform G1000 Global-Active Device User Guide
pairdisplay -g oraHA -fxce -IH0
Group PairVol(L/R) (Port#,TID, LU),Seq#,LDEV#.P/S,Status,
Fence, %,P-LDEV# M CTG JID AP EM
oraHA dev1(L)
NEVER , 100 4444 -
oraHA dev1(R)
NEVER , 100 2222 -
pairdisplay -g oraHA -fxce -IH1
Group PairVol(L/R) (Port#,TID, LU),Seq#,LDEV#.P/S,Status,
Fence, %,P-LDEV# M CTG JID AP EM
oraHA dev1(L)
NEVER , 100 2222 -
oraHA dev1(R)
NEVER , 100 4444 -
Disaster recovery of global-active device
(CL1-A-0, 0, 0)311111
- 0 - -
(CL1-C-0, 0, 0)322222
- 0 - -
(CL1-C-0, 0, 0)322222
- 0 - -
(CL1-A-0, 0, 0)311111
- 0 - -
E-Seq# E-LDEV# R/W
2222.P-VOL PAIR
- - L/M
4444.S-VOL PAIR
- - L/M
E-Seq# E-LDEV# R/W
4444.S-VOL PAIR
- - L/M
2222.P-VOL PAIR
- - L/M