Red Hat GLOBAL FILE SYSTEM 5.2 Manual page 21

required for each node that mounts the file system. (More journals than are needed can be
specified at creation time to allow for future expansion.)
BlockDevice
Specifies a volume.
Examples
In these examples,
lock_dlm
clustered file system. The cluster name is
system contains eight journals and is created on
[root@ask-07 ~]#
This will destroy any data on /dev/vg01/lvol0.
Are you sure you want to proceed? [y/n] y
Device:
Blocksize:
Filesystem Size:
Journals:
Resource Groups:
Locking Protocol:
Lock Table:
Syncing...
All Done
[root@ask-07 ~]#
/dev/vg01/lvol0
This will destroy any data on /dev/vg01/lvol0.
Are you sure you want to proceed? [y/n] y
Device:
Blocksize:
Filesystem Size:
Journals:
Resource Groups:
Locking Protocol:
Lock Table:
Syncing...
All Done
In these examples, a second
The file system name is
.
/dev/vg01/lvol1
is the locking protocol that the file system uses, since this is a
alpha
gfs_mkfs -p lock_dlm -t alpha:mydata1 -j 8 /dev/vg01/lvol0
/dev/vg01/lvol0
4096
136380192
8
2082
lock_dlm
alpha:mydata1
mkfs -t gfs -p lock_dlm -t alpha:mydata1 -j 8
/dev/vg01/lvol0
4096
136380192
8
2082
lock_dlm
alpha:mydata1
file system is made, which can be used in cluster
lock_dlm
. The file system contains eight journals and is created on
mydata2
, and the file system name is
.
/dev/vg01/lvol0
Examples
. The file
mydata1
.
alpha
11