Veritas Storage Foundation 5.1 SP1 Cluster File System Installation Guide (5900-1510, April 2011)

This agent is IMF-aware and uses asynchronous monitoring framework (AMF)
kernel driver for IMF notification. For more information about the Intelligent
Monitoring Framework (IMF) and intelligent resource monitoring, refer to the
Veritas Cluster Server Administrator’s Guide.
Entry points for CFSMount agent
Table F-7 provides the entry points for the CFSMount agent.
Table F-7
CFSMount agent entry points
DescriptionEntry Point
Mounts a block device in cluster mode.Online
Unmounts the file system, forcing unmount if necessary, and sets
primary to secondary if necessary.
Offline
Determines if the file system is mounted. Checks mount status using
the fsclustadm command.
Monitor
Generates a null operation for a cluster file system mount.Clean
Initializes the agent to interface with the AMF kernel driver, which
is the IMF notification module for the agent. This function runs when
the agent starts up.
imf_init
Gets notification about resource state changes. This function runs
after the agent initializes with the AMF kernel module. This function
continuously waits for notification and takes action on the resource
upon notification.
imf_
getnotification
Registers or unregisters resource entities with the AMF kernel module.
This function runs for each resource after the resource goes into steady
state (online or offline).
imf_register
Attribute definition for CFSMount agent
Table F-8 lists user-modifiable attributes of the CFSMount Agent resource type.
Table F-8
CFSMount Agent attributes
DescriptionDimensionAttribute
Directory for the mount point.string-scalarMountPoint
Block device for the mount point.string-scalarBlockDevice
High availability agent information
CFSMount agent
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