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HP 3PAR Operating System Software User Manual

Page 174

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f.

Verify that:

the Status of the target system (SystemA) is ready

the Status of the primary system’s sending links (SystemA) is Up

For example, the showrcopy output on SystemB looks like:

# showrcopy

Remote Copy System Information

Status: Started, Normal

Target Information

Name ID Type Status Options Policy

SystemA 46 FC ready 2FF70002AC000060 mirror_config

SystemC 47 IP ready mirror_config

Link Information

Target Node Address Status Options

SystemA 0:2:1 20210002AC000060 Up

SystemA 1:2:1 21210002AC000060 Up

SystemC 0:4:1 10.100.33.63 Up

SystemC 1:4:1 10.101.33.63 Up

receive 0:2:1 20210002AC000060 Up

receive 1:2:1 21210002AC000060 Up

receive 0:4:1 receive Up

receive 1:4:1 receive Up

Group Information

Name Target Status Role Mode Options

multi.1.r96 SystemA Backup Secondary Sync

LocalVV ID RemoteVV ID SyncStatus LastSyncTime

testvv.0 200 testvv.0 100 Synced NA

testvv.1 201 testvv.1 101 Synced NA

testvv.2 202 testvv.2 102 Synced NA

testvv.3 203 testvv.3 103 Synced NA

Name Target Status Role Mode Options

multi.1.r96 SystemC Started Secondary Periodic Period 5m, over_per_alert

LocalVV ID RemoteVV ID SyncStatus LastSyncTime

testvv.0 200 testvv.0 300 Synced 2009-06-29 14:44:09 PDT

testvv.1 201 testvv.1 301 Synced 2009-06-29 14:44:10 PDT

testvv.2 202 testvv.2 302 Synced 2009-06-29 14:44:09 PDT

testvv.3 203 testvv.3 303 Synced 2009-06-29 14:44:10 PDT

Solution

Problem

If I/O to the volumes on
the failover system did not
stop before the
synchronization:

1.

Stop I/O.

2.

Manually synchronize the Remote Copy pair. On the failover system
(SystemC), enter either:

syncrcopy

- Reversed volume group (for example, multi.1.r96)
or:

syncrcopy -pat

• -pat - Pattern of reversed volume group names (for

example, multi*)

174

Disaster Recovery for Synchronous Long Distance

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