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Chapter 5. Managing GFS
To verify that the changes were successful, use the
and
(verbose) flags. Running the command with those flags displays the current state of
-v
the mounted GFS file system.
5.6.1. Usage
gfs_jadd -j Number MountPoint
Number
Specifies the number of new journals to be added.
MountPoint
Specifies the directory where the GFS file system is mounted.
5.6.2. Comments
Before running the
Back up important data on the file system.
•
Run a
gfs_tool df MountPoint
•
system where journals will be added.
Expand the underlying cluster volume with LVM. (Refer to the LVM HOWTO at
•
http://www.tldp.org/HOWTO/LVM-HOWTO/index.html for command usage with
CLVM.)
After running the
gfs_jadd
flags enabled to check that the new journals have been added to the file system.
5.6.3. Examples
In this example, one journal is added to the file system on the
gfs_jadd -j1 /gfs1
In this example, two journals are added to the file system on the
gfs_jadd -j2 /gfs1
In this example, the current state of the file system on the
the new journals.
command:
gfs_jadd
command, run a
gfs_jadd
command to display the volume used by the file
gfs_jadd
/gfs1
command with the
command with the
directory.
/gfs1
directory.
/gfs1
directory is checked for
45
(test)
-T
and
-T
-v
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