Use the following procedure to power off the primary storage system.
-
Using the multi-path software, stop I/O
from servers to the primary storage system.
Direct server I/O to the GAD secondary storage system.
-
On the GAD secondary storage system, suspend the GAD pairs by specifying the S-VOL (swap suspension).
Command example: pairsplit -g oraHA -RS -IH1
-
Confirm that the pair types and the pair statuses are changed as shown in the following table.
Before the GAD pair suspension
After the GAD pair suspension
Pair type
Pair status
Pair type
Pair status
P-VOL
S-VOL
P-VOL
S-VOL
GAD pair
PAIR (Mirror(RL))
PAIR (Mirror(RL))
GAD pair
PSUS (Block)
SSWS (Local)
UR pair
PAIR
PAIR
UR delta resync pair
PSUE
SSUS
UR delta resync pair
PSUS
SSUS
UR pair
PAIR
PAIR
- Power off the primary storage system.