HP XP P9500 Storage - Manual (Page 5)

Delete logical paths ..........................................................................................................88
Delete the logical path between primary and secondary storage system ...................................89
Manage power-off for systems and network devices ...................................................................89
When power stops unexpectedly.........................................................................................89
When power is removed from primary or secondary system................................................90
When power is removed from network relay devices .........................................................90
Power off storage systems intentionally..................................................................................90
Power off the primary or secondary system.......................................................................90
Power off the primary and secondary systems at the same time...........................................90
Power off network relay devices...........................................................................................91
9 Disaster recovery operations .....................................................................92
Preparing for disaster recovery ................................................................................................92
File and database recovery procedures ....................................................................................92
Switch operations to the secondary site ....................................................................................92
Copy data back to the primary site ..........................................................................................92
Resume normal operations at the primary site ............................................................................93
Disaster recovery when the system consists of multiple primary and secondary storage systems.........94
Recovering the primary site from a failure when the system consists of multiple primary and
secondary storage systems..................................................................................................94
Transferring business tasks to primary site after recovering from primary site failures...................94
Recovery procedures with shared volumes..................................................................................95
Recovery in a 3DC cascade configuration ............................................................................96
Recovering from primary site disaster in 3DC multitarget configuration......................................96
Recovering from primary site failures (when delta resync operation is performed)........................98
Recovering from failures in the primary site and the Continuous Access Synchronous secondary
site................................................................................................................................100
Recovery in a 2DC configuration ......................................................................................101
Resume operations in the primary site ...........................................................................101
Recovery with Business Copy configuration .........................................................................102
10 Troubleshooting....................................................................................103
General troubleshooting........................................................................................................103
Troubleshooting logical paths ................................................................................................104
Troubleshooting suspended pairs ...........................................................................................106
Troubleshooting using Remote Web Console............................................................................107
Error codes .........................................................................................................................108
Troubleshooting using RAID Manager ....................................................................................108
Service information messages (SIMs) ......................................................................................119
Miscellaneous troubleshooting................................................................................................121
Suspension among journals ..............................................................................................121
11 Support and other resources...................................................................122
Contacting HP......................................................................................................................122
Subscription service..........................................................................................................122
Documentation feedback..................................................................................................122
Related information...............................................................................................................122
HP websites....................................................................................................................123
Conventions for storage capacity values..................................................................................123
Typographic conventions.......................................................................................................123
A Sharing Continuous Access Journal volumes ..............................................125
Volume types that can be shared with Continuous Access Journal................................................125
LUN Expansion....................................................................................................................127
Virtual LUN .........................................................................................................................127
Cache Residency..................................................................................................................127
Auto LUN............................................................................................................................127
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