8
Chapter 1. Red Hat GFS Overview
Software Subsystem Components
Description
fence_manual
Fence agent for manual interaction.
WARNING:
Manual fencing should not be
used in a production environment. Manual
fencing depends on human intervention
whenever a node needs recovery. Cluster
operation is halted during the intervention.
fence_ack_manual
User interface for
fence_manual
agent.
Pool
pool.o
Kernel module implementing the pool
block-device driver.
pool_assemble
Command that activates and deactivates
pool volumes.
pool_tool
Command that configures pool volumes
from individual storage devices.
pool_info
Command that reports information about
system pools.
pool_grow
Command that expands a pool volume.
pool_mp
Command that manages pool multipathing.
LOCK_GULM
lock_gulm.o
Kernel module that is installed on GFS
nodes using the LOCK_GULM lock
module.
lock_gulmd
Server/daemon that runs on each node and
communicates with all nodes in GFS
cluster.
gulm_tool
Command that configures and debugs the
lock_gulmd
server.
LOCK_NOLOCK
lock_nolock.o
Kernel module installed on a node using
GFS as a local file system.
GFS
gfs.o
Kernel module that implements the GFS file
system and is loaded on GFS cluster nodes.
lock_harness.o
Kernel module that implements the GFS
lock harness into which GFS lock modules
can plug.
gfs_mkfs
Command that creates a GFS file system on
a storage device.
gfs_tool
Command that configures or tunes a GFS
file system. This command can also gather
a variety of information about the file
system.
gfs_quota
Command that manages quotas on a
mounted 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.
Содержание GFS 6.0 -
Страница 1: ...Red Hat GFS 6 0 Administrator s Guide...
Страница 8: ......
Страница 88: ...74 Chapter 6 Creating the Cluster Configuration System Files...
Страница 98: ...84 Chapter 7 Using the Cluster Configuration System...
Страница 102: ...88 Chapter 8 Using Clustering and Locking Systems...
Страница 128: ...114 Chapter 9 Managing GFS...
Страница 134: ...120 Chapter 10 Using the Fencing System...
Страница 144: ...130 Chapter 12 Using GFS init d Scripts...
Страница 148: ...134 Appendix A Using Red Hat GFS with Red Hat Cluster Suite...
Страница 184: ...170 Appendix C Basic GFS Examples...
Страница 190: ......