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gfs_tool setflag inherit_jdata Directory

gfs_tool clearflag inherit_jdata Directory

Setting and Clearing the jdata Flag

gfs_tool setflag jdata File

gfs_tool clearflag jdata File

Directory

Specifies the directory where the flag is set or cleared.

File

Specifies the zero-length file where the flag is set or cleared.

Examples

This example shows setting the inherit_jdata flag on a directory. All files created in the

directory or any of its subdirectories will have the jdata flag assigned automatically. Any data

written to the files will be journaled. This example also shows the gfs_tool stat command you

can use to verify what flags are set for a directory; the output has been elided to show only the

relevant information.

[root@tng3-1]# gfs_tool setflag inherit_jdata /mnt/gfs/data

[root@tng3-1]# gfs_tool stat /mnt/gfs/data

...

Flags:

inherit_jdata

This example shows setting the jdata flag on a file. The file must have a size of zero when you

set this flag. Any data written to the file will be journaled. This example also shows the

gfs_tool stat command you can use to verify what flags are set for a file; the output has been

elided to show only the relevant information.

[root@tng3-1]# gfs_tool setflag jdata /mnt/gfs/datafile

[root@tng3-1]# gfs_tool stat /mnt/gfs/datafile

...

Flags:

jdata

10. Configuring atime Updates

Examples

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Red Hat GLOBAL FILE SYSTEM 5.2 Guida di Installazione Pagina 43