Using Serviceguard Extension for RAC, 8th Edition, March 2009

4 Maintenance and Troubleshooting..........................................................................113
Reviewing Cluster and Package States with the cmviewcl Command............................................113
Types of Cluster and Package States..............................................................................................113
Examples of Cluster and Package States..................................................................................113
Types of Cluster and Package States........................................................................................115
Cluster Status ...........................................................................................................................116
Node Status and State ..............................................................................................................116
Package Status and State .........................................................................................................116
Package Switching Attributes..................................................................................................116
Status of Group Membership...................................................................................................117
Service Status ...........................................................................................................................117
Network Status.........................................................................................................................117
Failover and Failback Policies..................................................................................................117
Examples of Cluster and Package States ......................................................................................118
Normal Running Status............................................................................................................118
Quorum Server Status..............................................................................................................119
CVM Package Status.................................................................................................................119
Status After Moving the Package to Another Node.................................................................119
Status After Package Switching is Enabled..............................................................................120
Status After Halting a Node.....................................................................................................121
Viewing Data on Unowned Packages......................................................................................121
Online Reconfiguration.......................................................................................................................122
Online Node Addition and Deletion.............................................................................................122
Managing the Shared Storage.............................................................................................................122
Making LVM Volume Groups Shareable.......................................................................................123
Making a Volume Group Unshareable ....................................................................................123
Activating an LVM Volume Group in Shared Mode.....................................................................123
Deactivating a Shared Volume Group .....................................................................................124
Making Offline Changes to Shared Volume Groups.....................................................................124
Adding Additional Shared LVM Volume Groups ........................................................................125
Changing the VxVM or CVM Storage Configuration ..................................................................125
Removing Serviceguard Extension for RAC from a System..............................................................126
Monitoring Hardware ........................................................................................................................126
Using Event Monitoring Service....................................................................................................126
Using EMS Hardware Monitors....................................................................................................127
Adding Disk Hardware ......................................................................................................................127
Replacing Disks...................................................................................................................................127
Replacing a Mechanism in a Disk Array Configured with LVM..................................................127
Replacing a Mechanism in an HA Enclosure Configured with Exclusive LVM...........................128
Online Replacement of a Mechanism in an HA Enclosure Configured with Shared LVM
(SLVM)...........................................................................................................................................128
Offline Replacement of a Mechanism in an HA Enclosure Configured with Shared LVM
(SLVM)...........................................................................................................................................129
Replacing a Lock Disk...................................................................................................................130
On-line Hardware Maintenance with In-line SCSI Terminator ....................................................130
Replacement of I/O Cards...................................................................................................................131
Replacement of LAN Cards................................................................................................................132
Off-Line Replacement....................................................................................................................132
On-Line Replacement....................................................................................................................132
After Replacing the Card...............................................................................................................132
Monitoring RAC Instances..................................................................................................................133
A Software Upgrades ..................................................................................................135
Rolling Software Upgrades.................................................................................................................135
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