Installation guide

56 Chapter 2. Red Hat Cluster Suite Component Summary
Function Components Description
fence_egenera Fence agent used with Egenera
BladeFrame system.
fence_xcat Fence agent used with
xCAT-managed cluster.
fence_manual Fence agent for manual interaction.
NOTE This component is not
supported for production
environments.
fence_ack_manual User interface for fence_manual
agent.
DLM libdlm.so.1.0.0 Library for Distributed Lock
Manager (DLM) support.
dlm.ko Kernel module that is installed on
cluster nodes for Distributed Lock
Manager (DLM) support.
lock_gulmd Server/daemon that runs on each
node and communicates with all
nodes in GFS cluster.
libgulm.so.xxx Library for GULM lock manager
support
gulm_tool Command that configures and
debugs the lock_gulmd server.
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.