Symantec logo

CFSMount agent

The CFSMount agent brings online, takes offline, and monitors a cluster file system mount point. The CFSMount agent executable is /opt/VRTSvcs/bin/CFSMount/CFSMountAgent. The type definition is in the /etc/VRTSvcs/conf/config/CFSTypes.cf file.

CFSMount agent entry points describes the CFSMount agent entry points.
CFSMount agent entry points

Entry Points

Description

Online 

Mounts a block device or file system snapshot in cluster mode. 

Offline 

Unmounts the file system (doing a forced unmount if necessary). 

Monitor 

Determines if the file system is mounted. Checks mount status using the fsclustadm command. 

Clean 

A null operation for a cluster file system mount. 

attr_change 

Remounts file system with new mount option; sets new primary for file system; sets fsclustadm policy on file system. 

CFSMount agent attributes describes the CFSMount agent attributes.

CFSMount agent attributes

Attributes

Type and Dimension

Definition

BlockDevice (required) 

string-scalar 

Block device for mount point. 

MountPoint (required) 

string-scalar 

Directory for mount point. 

NodeList 

(required) 

string-keylist 

List of nodes on which to mount. 

Policy (optional) 

string-scalar 

Node list for the primary file system selection policy. 

MountOpt (optional)

string-scalar 

Options for the mount command. To create a valid MountOpt attribute string: 

  • Use VxFS type-specific options only.
  • Do not use the -o flag to specify the VxFS-specific options.
  • Do not use the -F vxfs file system type option.
  • The cluster option is not required.
  • Specify options in a comma-separated list as in these examples:

ro

ro,cluster

blkclear,mincache=closesync

MountType, Primary, SetPrimary, RemountRes, ForceOff (internal) 

 

Not user configured used only by system.