Planned Power Off/On Of The Primary Storage System; Powering Off The Primary Storage System; Powering On The Primary Storage System; Planned Power Off/On Of The Secondary Storage System - Hitachi G1000 User Manual

Planned power off/on of the primary storage system

Powering off the primary storage system

1 Direct server I/O to the storage system at the secondary site.
.
Using the alternate path software, stop I/O from servers to the storage
system at the primary site.
2 On the storage system at the secondary site, suspend the GAD pairs to
.
change the pair status of the S-VOLs to SSWS (swap suspension).
pairsplit -g oraHA -RS -IH1
3 Verify that the pair status of P-VOLs of theGAD pairs has changed to
.
PSUS(Block) and that the pair status of the S-VOLs has changed to
SSWS(Local).
pairdisplay -g oraHA -fcxe -IH1
4 Power off the storage system at the primary site.
.

Powering on the primary storage system

1 Power on the storage system at the primary site.
.
2 Confirm that the primary and secondary storage systems and the external
.
storage system for the quorum disk do not have any blocked parts.
If any parts are blocked, recover them.
3 Check for SIMs about path blockage, and delete the SIMs.
.
4 Confirm that the pair status of the GAD P-VOLs is PSUS(Block) and that
.
the pair status of the S-VOLs is SSWS(Local).
pairdisplay -g oraHA -fcxe -IH1
5 On the storage system at the secondary site, resynchronize the GAD pairs
.
by reversing the primary and secondary volumes (swap resync).
pairresync -g oraHA -swaps -IH1
6 Confirm that the pair status of the P-VOLs and S-VOLs of the GAD pairs
.
has changed to PAIR (Mirror (RL)).
pairdisplay -g oraHA -fcxe -IH1
7 Using the alternate path software, resume I/O from the servers to the
.
storage system at the primary site.
8 If necessary, reverse the primary and secondary volumes.
.

Planned power off/on of the secondary storage system

Powering off the secondary storage system

1 Direct server I/O to the storage system at the primary site.
.
Using the alternate path software, stop I/O from servers to the storage
system at the secondary site.
7-2
Hitachi Virtual Storage Platform G1000 Global-Active Device User Guide
Planned outage of global-active device storage systems