cluster: STABLE2 - gfs2_grow man page references removed -r option

cluster: STABLE2 - gfs2_grow man page references removed -r option

[Bob Peterson]

Gitweb:        http://git.fedorahosted.org/git/cluster.git?p=cluster.git;a=commitdiff;h=b6dffa47f936007ebe42319147e14cd400b9fc0e
Commit:        b6dffa47f936007ebe42319147e14cd400b9fc0e
Parent:        44d72f72fd0ebda45bf1991be00c751bdb4a1181
Author:        Bob Peterson <rpeterso@redhat.com>
AuthorDate:    Mon Feb 23 09:23:45 2009 -0600
Committer:     Bob Peterson <rpeterso@redhat.com>
CommitterDate: Mon Feb 23 09:23:45 2009 -0600

gfs2_grow man page references removed -r option

bz 486034

There is no -r option in gfs2_grow, so the man page reference
was wrong and therefore was removed.  I also added a few lines
explaining about the rg size.
---
 gfs2/man/gfs2_grow.8 |   13 +++++++------
 1 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/gfs2/man/gfs2_grow.8 b/gfs2/man/gfs2_grow.8
index 34348a0..bd37328 100644
--- a/gfs2/man/gfs2_grow.8
+++ b/gfs2/man/gfs2_grow.8
@@ -14,8 +14,8 @@ running gfs2_grow on a GFS2 filesystem, you are requesting that
 any spare space between the current end of the filesystem and
 the end of the device is filled with a newly initialized GFS2
 filesystem extension.  When this operation is complete, the resource
-index for the filesystem is updated so that all nodes in the
-cluster can use the extra storage space which has been added.
+group index for the filesystem is updated so that all nodes in the
+cluster can use the extra storage space that has been added.
 
 You may only run gfs2_grow on a mounted filesystem; expansion of 
 unmounted filesystems is not supported.  You only need to
@@ -33,6 +33,11 @@ should leave your filesystem in its original unexpanded state.
 You can run gfs2_grow with the \fB-T\fP flag to get a display
 of the current state of a mounted GFS2 filesystem.
 
+The gfs2_grow tool uses the resource group (RG) size that was originally
+calculated when mkfs.gfs2 was done.  This allows tools like gfs2_fsck
+to better ensure the integrity of the file system.  Since the new free
+space often does not lie on even boundaries based on that RG size,
+there may be some unused space on the device after gfs2_grow is run.
 .SH OPTIONS
 .TP
 \fB-D\fP
@@ -44,10 +49,6 @@ Prints out a short usage message and exits.
 \fB-q\fP
 Be quiet.  Don't print anything.
 .TP
-\fB-r MegaBytes\fP
-gfs2_grow will try to make the new Resource Groups about this big.
-The default is 256 MB.
-.TP
 \fB-T\fP
 Test. Do all calculations, but do not write any data to the disk and do
 not expand the filesystem. This is used to discover what the tool would