11 troubleshooting failover operation – HP StoreEver MSL6480 Tape Library User Manual
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Enabling data path failover.................................................................................................29
Verifying data path failover.................................................................................................30
7 Configuring failover for other HP StoreEver MSL Tape Libraries.......................31
Enabling control path port failover on the library....................................................................32
Configuration requirements after enabling control path failure..................................................34
Verifying basic control path failover......................................................................................34
8 Installing and using Windows advanced path failover drivers.........................35
Storage bus filter driver..................................................................................................38
Multi-path intermediate class driver..................................................................................38
Device manager view....................................................................................................40
9 Installing and using Linux advanced path failover drivers...............................43
Viewing the current driver revision........................................................................................44
Viewing device status.........................................................................................................44
Setting the preferred path....................................................................................................45
Path rotation exercise function..............................................................................................46
10 Installing and using HP-UX advanced path failover drivers............................47
Installing advanced path failover drivers....................................................................................47
Commands for viewing tape and library devices connected to a system.........................................47
Finding the lockdown path.......................................................................................................50
Troubleshooting advanced path failover.....................................................................................50
Enabling or disabling advanced path failover............................................................................50
11 Troubleshooting failover operation.............................................................52
Locating a failed path.............................................................................................................52
Windows debugging logs and tools..........................................................................................53
Confirming failover operation..............................................................................................53
Windows system log..........................................................................................................53
Diagnostic application........................................................................................................54
Operation....................................................................................................................54
Actions........................................................................................................................56
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