> Am 05.12.2016 um 23:05 schrieb Bryan Vyhmeister <br...@bsdjournal.net>: > > In responding to a post on misc@, I noticed that bioctl(8) uses all sd(4) > devices in the examples sections while softraid(4) uses wd(4) devices > for the chunks. This patch updates softraid.4 to use sd(4) devices as > well. I have not used a wd(4) device in years and I think it more > confusing to use examples with wd(4) when almost everything these days > is sd(4). > Bryan >
wd(4) is still alive. For example, we use it on VMs where we don't have a PV disk driver yet (Xen, Hyper-V). Reyk > > Index: share/man/man4/softraid.4 > =================================================================== > RCS file: /cvs/src/share/man/man4/softraid.4,v > retrieving revision 1.41 > diff -u -p -r1.41 softraid.4 > --- share/man/man4/softraid.4 14 Apr 2015 19:10:13 -0000 1.41 > +++ share/man/man4/softraid.4 5 Dec 2016 21:58:55 -0000 > @@ -121,41 +121,41 @@ An example to create a 3 chunk RAID 1 fr > .Pp > Initialize the partition tables of all disks: > .Bd -literal -offset indent > -# fdisk -iy wd1 > -# fdisk -iy wd2 > -# fdisk -iy wd3 > +# fdisk -iy sd1 > +# fdisk -iy sd2 > +# fdisk -iy sd3 > .Ed > .Pp > Now create RAID partitions on all disks: > .Bd -literal -offset indent > -# printf "a\en\en\en\enRAID\enw\enq\en\en" | disklabel -E wd1 > -# printf "a\en\en\en\enRAID\enw\enq\en\en" | disklabel -E wd2 > -# printf "a\en\en\en\enRAID\enw\enq\en\en" | disklabel -E wd3 > +# printf "a\en\en\en\enRAID\enw\enq\en\en" | disklabel -E sd1 > +# printf "a\en\en\en\enRAID\enw\enq\en\en" | disklabel -E sd2 > +# printf "a\en\en\en\enRAID\enw\enq\en\en" | disklabel -E sd3 > .Ed > .Pp > Assemble the RAID volume: > .Bd -literal -offset indent > -# bioctl -c 1 -l /dev/wd1a,/dev/wd2a,/dev/wd3a softraid0 > +# bioctl -c 1 -l /dev/sd1a,/dev/sd2a,/dev/sd3a softraid0 > .Ed > .Pp > The console will show what device was added to the system: > .Bd -literal -offset indent > scsibus0 at softraid0: 1 targets > -sd0 at scsibus0 targ 0 lun 0: <OPENBSD, SR RAID 1, 001> SCSI2 > -sd0: 1MB, 0 cyl, 255 head, 63 sec, 512 bytes/sec, 3714 sec total > +sd4 at scsibus0 targ 0 lun 0: <OPENBSD, SR RAID 1, 001> SCSI2 > +sd4: 1MB, 0 cyl, 255 head, 63 sec, 512 bytes/sec, 3714 sec total > .Ed > .Pp > It is good practice to wipe the front of the disk before using it: > .Bd -literal -offset indent > -# dd if=/dev/zero of=/dev/rsd0c bs=1m count=1 > +# dd if=/dev/zero of=/dev/rsd4c bs=1m count=1 > .Ed > .Pp > Initialize the partition table and create a filesystem on the > new RAID volume: > .Bd -literal -offset indent > -# fdisk -iy sd0 > -# printf "a\en\en\en\en4.2BSD\enw\enq\en\en" | disklabel -E sd0 > -# newfs /dev/rsd0a > +# fdisk -iy sd4 > +# printf "a\en\en\en\en4.2BSD\enw\enq\en\en" | disklabel -E sd4 > +# newfs /dev/rsd4a > .Ed > .Pp > The RAID volume is now ready to be used as a normal disk device. > @@ -167,7 +167,7 @@ Install > .Xr boot 8 > on the RAID volume: > .Bd -literal -offset indent > -# installboot sd0 > +# installboot sd4 > .Ed > .Pp > At the >
