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* Expand the example descriptions, fix mdoc-bugs in

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"(-a and -t vnode are implied)"
  and reuse it near the cd9660 example.
* Spell 'backing store' as two words.
This commit is contained in:
Giorgos Keramidas 2007-11-11 08:12:21 +00:00
parent 42a227f8ba
commit d257bc4a71
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=173539
1 changed files with 20 additions and 9 deletions
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27
sbin/mdconfig/mdconfig.8
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@ -41,7 +41,7 @@
.\" .\"
.\" $FreeBSD$ .\" $FreeBSD$
.\" .\"
.Dd November 9, 2007 .Dd November 11, 2007
.Dt MDCONFIG 8 .Dt MDCONFIG 8
.Os .Os
.Sh NAME .Sh NAME
@ -185,7 +185,7 @@ To create a disk named
.Pa /dev/md4 .Pa /dev/md4
with with
.Pa /tmp/boot.flp .Pa /tmp/boot.flp
as backing: as backing storage:
.Pp .Pp
.Dl mdconfig -a -t vnode -f /tmp/boot.flp -u 4 .Dl mdconfig -a -t vnode -f /tmp/boot.flp -u 4
.Pp .Pp
@ -194,7 +194,9 @@ To detach and free all resources used by
.Pp .Pp
.Dl mdconfig -d -u 4 .Dl mdconfig -d -u 4
.Pp .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 : .Pa /tmp :
.Bd -literal -offset indent .Bd -literal -offset indent
mdconfig -a -t swap -s 128M -u 10 mdconfig -a -t swap -s 128M -u 10
@ -203,10 +205,10 @@ mount /dev/md10 /tmp
chmod 1777 /tmp chmod 1777 /tmp
.Ed .Ed
.Pp .Pp
To create a 5MB file-backed disk ( To create a 5MB file-backed disk
.Fl -a .Ns ( Fl a
and and
.Fl -t Ar vnode .Fl t Ar vnode
are implied): are implied):
.Bd -literal -offset indent .Bd -literal -offset indent
dd if=/dev/zero of=somebackingfile bs=1k count=5k dd if=/dev/zero of=somebackingfile bs=1k count=5k
@ -216,12 +218,21 @@ newfs md0c
mount /dev/md0c /mnt mount /dev/md0c /mnt
.Ed .Ed
.Pp .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 .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 .Ed
.Sh SEE ALSO .Sh SEE ALSO
.Xr md 4 , .Xr md 4 ,
.Xr ffs 7 ,
.Xr bsdlabel 8 , .Xr bsdlabel 8 ,
.Xr fdisk 8 , .Xr fdisk 8 ,
.Xr mdmfs 8 , .Xr mdmfs 8 ,