HP XP P9500 Storage - Manual (Page 4)

Mapping an external volume...................................................................................................30
Preparing mapped volumes for use...........................................................................................34
Using mapped volumes ..........................................................................................................35
Recognizing local system from the external system.......................................................................35
5 Monitoring and maintenance.....................................................................36
Monitoring external volumes and paths ....................................................................................36
Editing external volume policies (settings)...................................................................................36
Editing mapping policies ....................................................................................................37
Changing external volume processor blade ...............................................................................38
Changing I/O system for external storage systems......................................................................38
Editing external WWN settings ...............................................................................................39
Path maintenance...................................................................................................................40
Adding an external path to an existing path group ................................................................40
Changing external path priority ..........................................................................................41
Disconnecting an external path ...........................................................................................41
Reconnecting an external path ............................................................................................42
Changing the cache mode setting of the external volume........................................................42
Prerequisites.................................................................................................................42
Changing the cache mode.............................................................................................42
Removing, replacing an external path ..................................................................................43
Replacing all external paths ...............................................................................................44
Disconnecting external systems and volumes .............................................................................44
Prerequisite requirements....................................................................................................45
Disconnecting an external storage system, all mapped volumes ...............................................45
Disconnecting a single mapped volume ...............................................................................46
Reconnecting external systems and volumes ..............................................................................47
Reconnecting an external storage system, all mapped volumes.................................................47
Reconnecting a single mapped volume ................................................................................47
Deleting an external volume mapping ......................................................................................48
Powering off and on local, external storage systems ...................................................................49
Requirements for external storage system maintenance............................................................50
Powering off and on the external storage system....................................................................50
Powering off and on the local storage system.........................................................................51
Powering off and on both storage systems.............................................................................51
6 Support and other resources......................................................................52
Contacting HP........................................................................................................................52
Subscription service............................................................................................................52
Documentation feedback....................................................................................................52
Related information.................................................................................................................52
HP websites......................................................................................................................52
Conventions for storage capacity values....................................................................................53
Typographic conventions.........................................................................................................53
General troubleshooting .........................................................................................................54
Troubleshooting external path status..........................................................................................55
Troubleshooting path errors for specific storage systems...............................................................57
HP P9500 and HP24000/HP20000 Disk Array....................................................................57
HP12000 Disk Array / HP10000 Disk Array.........................................................................58
HP1024/HP128 Disk Array.................................................................................................58
HP512/HP48 Disk Array.....................................................................................................59
Thunder 9500V.................................................................................................................59
HUS/AMS/WMS..............................................................................................................60
SVS200 ..........................................................................................................................60
Troubleshooting port and volume discovery problems..................................................................60
4 Contents