Usage; Examples; Atime Updates - Red Hat GFS 6.0 Administrator's Manual

Chapter 9. Managing GFS
tory (and all its subdirectories). Existing files with zero length can also have data journaling turned on
or off.
Using the
gfs_tool
or on a zero-length file by setting the
file, respectively. The directory and file attribute flags can also be cleared.

9.8.1. Usage

Setting and Clearing the
gfs_tool setflag
gfs_tool clearflag
Setting and Clearing the
gfs_tool setflag
gfs_tool clearflag
Directory
Specifies the directory where the flag is set or cleared.
File
Specifies the zero-length file where the flag is set or cleared.

9.8.2. Examples

This example shows setting the
or any of its subdirectories will have the
files will be journaled.
gfs_tool setflag inherit_jdata /gfs1/data/
This example shows setting the
the file will be journaled.
gfs_tool setflag jdata /gfs1/datafile
9.9. Configuring
Each file inode and directory inode has three time stamps associated with it:
— The last time the inode status was changed
• ctime
— The last time the file (or directory) data was modified
• mtime
— The last time the file (or directory) data was accessed
• atime
command, data journaling is enabled on a directory (and all its subdirectories)
inherit_jdata
inherit_jdata
Directory
inherit_jdata
Directory
inherit_jdata
Flag
jdata
File
jdata
File
jdata
inherit_jdata
flag on a file. The file must be zero size. Any data written to
jdata
Updates
atime
or
jdata
Flag
flag on a directory. All files created in the directory
flag assigned automatically. Any data written to the
jdata
attribute flags to the directory or
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