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4.11. Displaying Extended GFS Information and Statistics

You can use the gfs_tool command to gather a variety of details about GFS. This section describes typical use of the gfs_tool command for displaying statistics, space usage, and extended status.

Usage
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Displaying Statistics 
gfs_tool counters MountPoint
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The counters flag displays statistics about a file system. If -c is used, the gfs_tool command continues to run, displaying statistics once per second.
Displaying Space Usage 
gfs_tool df MountPoint
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The df flag displays a space-usage summary of a given file system. The information is more detailed than a standard df.
Displaying Extended Status 
gfs_tool stat File
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The stat flag displays extended status information about a file.
MountPoint
Specifies the file system to which the action applies.
File
Specifies the file from which to get information.
The gfs_tool command provides additional action flags (options) not listed in this section. For more information about other gfs_tool flags, refer to the gfs_tool man page.

Examples
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This example reports extended file system usage about file system /gfs. 
gfs_tool df /gfs
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This example reports extended file status about file /gfs/datafile. 
gfs_tool stat /gfs/datafile
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