Red Hat GFS 6.1 -, Руководство администратора

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8 Chapter 1. GFS Overview
Software
Subsystem
Components Description
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 gather a variety of information
about the file system.
lock_harness.ko
Implements a pluggable lock module
interface for GFS that allows for a
variety of locking mechanisms to be
used (for example, the DLM lock
module,
lock_dlm.ko
).
lock_dlm.ko
A lock module that implements DLM
locking for GFS. It plugs into the lock
harness,
lock_harness.ko
and
communicates with the DLM lock
manager in Red Hat Cluster Suite.
lock_gulm.ko
A lock module that implements
GULM locking for GFS. It plugs into
the lock harness,
lock_harness.ko
and communicates with the GULM
lock manager in Red Hat Cluster
Suite.
lock_nolock.ko
A lock module for use when GFS is
used as a local file system only. It
plugs into the lock harness,
lock_harness.ko
and provides
local locking.
GNBD
gnbd.ko
Kernel module that implements the
GNBD device driver on clients.
gnbd_export
Command to create, export and
manage GNBDs on a GNBD server.
gnbd_import
Command to import and manage
GNBDs on a GNBD client.