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.
Table: CFSMount agent entry points describes the CFSMount agent entry points.
Table: CFSMount agent entry points
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Entry Points
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Description |
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Online
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Mounts a block device or file system snapshot in cluster mode.
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Offline
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Unmounts the file system (doing a forced unmount if necessary).
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Monitor
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Determines if the file system is mounted. Checks mount status using the fsclustadm command.
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Clean
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A null operation for a cluster file system mount.
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attr_change
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Remounts file system with new mount option; sets new primary for file system; sets fsclustadm policy on file system.
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Table: CFSMount agent attributes describes the CFSMount agent attributes.
Table: CFSMount agent attributes
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Attributes
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Type and Dimension |
Definition |
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BlockDevice (required)
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string-scalar
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Block device for mount point.
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MountPoint (required)
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string-scalar
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Directory for mount point.
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NodeList
(required)
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string-keylist
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List of nodes on which to mount.
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Policy (optional)
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string-scalar
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Node list for the primary file system selection policy.
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MountOpt (optional)
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string-scalar
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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
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MountType, Primary, SetPrimary, RemountRes, ForceOff (internal)
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Not user configured used only by system.
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