Changes entries in the /etc/vfs file.
The chvfs command changes /etc/vfs file entries by specifying the following fields within the VFSEntry parameter. The VFSEntry parameter is composed of the following: VFSName:VFSNumber:MountHelper:FileSystemHelper.
Any of the entries in the VFSEntry can be null, with the exception of the VFSName entry. If all of the arguments are satisfactory, the entry in the /etc/vfs file is changed.
|VFSEntry||A string in the following format: VFSName:VFSNumber:MountHelper:FileSystemHelper|
|VFSName||Specifies the name of a virtual file system type.|
|VFSNumber||Specifies the virtual file system type's internal number as known by the kernel.|
|MountHelper||Specifies the name of the backend used to mount a file system of this type.|
|FileSystemHelper||Specifies the name of the backend used by certain file system specific commands to perform operations on a file system of this type.|
To change the FileSystemHelper for the vfs entry named newvfs , enter:
The missing parameters are left unchanged.
|/etc/vfs||Contains descriptions of virtual file system types.|
The crvfs command, lsvfs command, mount command, rmvfs command, .
The File Systems Overview for System Management in AIX Version 4.3 System Management Guide: Operating System and Devices explains file system types, management, structure, and maintenance.