Managing Serviceguard Sixteenth Edition, March 2009

Replacing a Faulty Mechanism in an HA Enclosure...................................................365
Replacing a Lock Disk.................................................................................................366
Replacing a Lock LUN.................................................................................................366
Online Hardware Maintenance with In-line SCSI Terminator ...................................368
Replacing I/O Cards..........................................................................................................368
Replacing SCSI Host Bus Adapters.............................................................................368
Replacing LAN or Fibre Channel Cards...........................................................................368
Offline Replacement....................................................................................................369
Online Replacement....................................................................................................369
After Replacing the Card.............................................................................................369
Replacing a Failed Quorum Server System......................................................................370
Troubleshooting Approaches ...........................................................................................371
Reviewing Package IP Addresses ...............................................................................371
Reviewing the System Log File ..................................................................................372
Sample System Log Entries ...................................................................................372
Reviewing Object Manager Log Files .........................................................................373
Reviewing Serviceguard Manager Log Files ..............................................................373
Reviewing the System Multi-node Package Files........................................................373
Reviewing Configuration Files ...................................................................................373
Reviewing the Package Control Script .......................................................................373
Using the cmcheckconf Command..........................................................................374
Using the cmviewconf Command.............................................................................374
Reviewing the LAN Configuration ............................................................................374
Solving Problems .............................................................................................................375
Serviceguard Command Hangs..................................................................................375
Networking and Security Configuration Errors.........................................................375
Cluster Re-formations Caused by Temporary Conditions..........................................376
Cluster Re-formations Caused by MEMBER_TIMEOUT Being Set too Low.............376
System Administration Errors ....................................................................................377
Package Control Script Hangs or Failures ............................................................378
Problems with Cluster File System (CFS)....................................................................380
Problems with VxVM Disk Groups.............................................................................380
Force Import and Deport After Node Failure........................................................380
Package Movement Errors ..........................................................................................381
Node and Network Failures .......................................................................................381
Troubleshooting the Quorum Server...........................................................................382
Authorization File Problems..................................................................................382
Timeout Problems..................................................................................................382
Messages................................................................................................................383
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