Red Hat GLOBAL FILE SYSTEM 4.7, Manual

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• Making a File System
• Mounting a File System
• Unmounting a File System
• GFS Quota Management
• Growing a File System
• Adding Journals to a File System
• Direct I/O
• Data Journaling
• Configuring
atime
Updates
• Suspending Activity on a File System
• Displaying Extended GFS Information and Statistics
• Repairing a File System
• Context-Dependent Path Names (CDPN)
3. GFS Software Subsystems
Table 1.1, “GFS Software Subsystem Components” summarizes the GFS Software subsystems
and their components.
Software Subsystem Components Description
GFS
gfs.ko
Kernel module that implements the GFS
file system and is loaded on GFS cluster
nodes.
gfs_fsck
Command that repairs an unmounted
GFS file system.
gfs_grow
Command that grows a mounted GFS file
system.
gfs_jadd
Command that adds journals to a
mounted GFS file system.
gfs_mkfs
Command that creates a GFS file system
on a storage device.
gfs_quota
Command that manages quotas on a
mounted GFS file system.
gfs_tool
Command that configures or tunes a GFS
file system. This command can also
GFS Software Subsystems
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