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Btrfs-progs: Update man page for mixed data+metadata option. 

Update the mkfs.btrfs man page for the -M option to mix data and
metadata chunks.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Mitch Harder 2010-11-15 16:32:12 +00:00 committed by Chris Mason
parent e8f47cf068
commit 25095966bd
1 changed files with 7 additions and 0 deletions
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7
man/mkfs.btrfs.8.in
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@ -9,6 +9,7 @@ mkfs.btrfs \- create an btrfs filesystem
[ \fB \-l\fP\fI leafsize\fP ]
[ \fB \-L\fP\fI label\fP ]
[ \fB \-m\fP\fI metadata profile\fP ]
[ \fB \-M\fP\fI mixed data+metadata\fP ]
[ \fB \-n\fP\fI nodesize\fP ]
[ \fB \-s\fP\fI sectorsize\fP ]
[ \fB \-h\fP ]
@ -45,6 +46,12 @@ Specify a label for the filesystem.
Specify how metadata must be spanned across the devices specified. Valid
values are raid0, raid1, raid10 or single.
.TP
\fB\-M\fR, \fB\-\-mixed\fR
Mix data and metadata chunks together for more efficient space
utilization. This feature incurs a performance penalty in
larger filesystems. It is recommended for use with filesystems
of 1 GiB or smaller.
.TP
\fB\-n\fR, \fB\-\-nodesize \fIsize\fR
Specify the nodesize. By default the value is set to the pagesize.
.TP