HP StorageWorks 70 HP StorageWorks Replication Solutions Manager 4.0.1 user gu - Page 90
Disabling the failsafe on unavailable member, Failing over a DR group pair
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4. Click OK. Disabling the failsafe on unavailable member Disable failsafe on unavailable member of a DR group pair. See DR groups failsafe on unavailable member. Considerations • You can use the GUI, jobs, or the CLUI. See DR groups actions cross reference. • Guidelines apply. See remote replication guidelines. • To set failsafe on unavailable member on a DR group pair, you must specify the source DR group. See DR group pair. • You cannot disable failsafe on unavailable member if the status of the DR group pair is failsafe locked. See DR groups failsafe on unavailable member and failsafe states. IMPORTANT: The failsafe on unavailable member setting for a DR group pair can impact host I/O and data consistency between the source and destination DR groups. Ensure that you understand the potential impacts of changing the mode. Procedure This procedure uses the GUI. 1. In the navigation pane, select DR Groups. 2. On the List tab, select the source group in the DR group pair to failsafe-disable. 3. Select Actions > Disable Failsafe on Unavailable Member. 4. Click OK. Failing over a DR group pair Fail over a DR group pair. See DR groups failover. Considerations • You can use the GUI, jobs, or the CLUI. See DR groups actions cross reference. • Guidelines apply. See remote replication guidelines. • HP recommends not failing over a DR group pair more often than every 15 minutes. • To fail over a DR group pair, you must specify the destination DR group. See DR group pair. • You cannot fail over a DR group pair if remote replication is suspended or if a remote copy (virtual disk) is in an unknown state. See DR groups suspension state and virtual disks resource states. • If supported by controller software, an option is available to suspend remote replication after the failover. See controller software features - remote replication and DR groups suspend on failover. IMPORTANT: Failing over a DR group pair impacts host I/O. Ensure that you understand the potential impacts of performing a failover. Procedure This procedure uses the GUI. 1. In the navigation pane, select DR Groups. 90 DR Groups