svn commit: r187270 - stable/6/sbin/mdconfig
Giorgos Keramidas
keramida at FreeBSD.org
Wed Jan 14 19:42:45 PST 2009
Author: keramida (doc committer)
Date: Thu Jan 15 03:42:43 2009
New Revision: 187270
URL: http://svn.freebsd.org/changeset/base/187270
Log:
MFC 173539-173540
* Expand the example descriptions, fix mdoc-bugs in "(-a and -t
vnode are implied)" and reuse it near the cd9660 example.
* Spell 'backing store' as two words.
Modified:
stable/6/sbin/mdconfig/ (props changed)
stable/6/sbin/mdconfig/mdconfig.8
Modified: stable/6/sbin/mdconfig/mdconfig.8
==============================================================================
--- stable/6/sbin/mdconfig/mdconfig.8 Thu Jan 15 03:35:51 2009 (r187269)
+++ stable/6/sbin/mdconfig/mdconfig.8 Thu Jan 15 03:42:43 2009 (r187270)
@@ -96,7 +96,7 @@ panic a system.
.It Cm vnode
A file specified with
.Fl f Ar file
-becomes the backingstore for this memory disk.
+becomes the backing store for this memory disk.
.It Cm swap
Storage for this type of memory disk is allocated from buffer
memory.
@@ -193,7 +193,7 @@ To create a disk named
.Pa /dev/md4
with
.Pa /tmp/boot.flp
-as backing:
+as backing storage:
.Pp
.Dl mdconfig -a -t vnode -f /tmp/boot.flp -u 4
.Pp
@@ -202,7 +202,9 @@ To detach and free all resources used by
.Pp
.Dl mdconfig -d -u 4
.Pp
-To create and mount a 128MByte swap backed file system on
+To create a 128MByte swap backed disk, initialize an
+.Xr ffs 7
+file system on it, and mount it on
.Pa /tmp :
.Bd -literal -offset indent
mdconfig -a -t swap -s 128M -u 10
@@ -211,10 +213,10 @@ mount /dev/md10 /tmp
chmod 1777 /tmp
.Ed
.Pp
-To create a 5MB file-backed disk (
-.Fl -a
+To create a 5MB file-backed disk
+.Ns ( Fl a
and
-.Fl -t Ar vnode
+.Fl t Ar vnode
are implied):
.Bd -literal -offset indent
dd if=/dev/zero of=somebackingfile bs=1k count=5k
@@ -224,12 +226,21 @@ newfs md0c
mount /dev/md0c /mnt
.Ed
.Pp
-To mount an ISO 9660 CD image file:
+To create an
+.Xr md 4
+device out of an ISO 9660 CD image file
+.Ns ( Fl a
+and
+.Fl t Ar vnode
+are implied), using the first available
+.Xr md 4
+device, and then mount the new memory disk:
.Bd -literal -offset indent
-mount -t cd9660 /dev/`mdconfig -a -t vnode -f cdimage.iso` /mnt
+mount -t cd9660 /dev/`mdconfig -f cdimage.iso` /mnt
.Ed
.Sh SEE ALSO
.Xr md 4 ,
+.Xr ffs 7 ,
.Xr bsdlabel 8 ,
.Xr fdisk 8 ,
.Xr mdmfs 8 ,
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