Failover, Failback, Failover failback – HP XP Racks User Manual

Page 558

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Failover

The failover procedure to be performed if a failure, with no information lost from memory, occurs
in the primary site storage system is the same as the failover procedure performed if a failure, with
information lost from memory, occurs in the primary site storage system. For details, see

(page 551)

in

(page 550)

.

Failback

1.

Correct the primary site storage system failure.

2.

Stop operation at the local site.

3.

From the local site, execute the YKRESYNC REVERSE command for the Cnt Ac-S Z copy group
container.

YKQUERY

YKRESYNC REVERSE

YKEWAIT GOTO(DUPLEX)

558 Maintenance and troubleshooting operations

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