[PC-BSD Testing] ad0sx vs ad0px ???

Arthur A-Koziol at neiu.edu
Sat Mar 20 15:01:19 PDT 2010

At 02:44 PM 03/20/2010, you wrote:
>At 9:54 AM -0500 3/20/10, Arthur wrote:
> >At 01:42 AM 03/20/2010, you wrote:
> >>Repeated machinations to get PC-BSD 8 installed on a Compaq
> >>Presario, typically seemed to rapidly punk out with the
> >>following from the installation log:
> >>
> >>Running: find-update-parts
> >>kern.geom.debugflags: 0 -> 16
> >>Cleaning up ad0
> >>Running: dd if=/dev/zero of=/dev/ad0 count=2048
> >>2048+0 records in
> >>2048+0 records out
> >>1048576 bytes transferred in 5.216680 secs (201004 bytes/sec)
> >>Running fdisk on ad0
> >>Running: fdisk -I /dev/ad0
> >>fdisk: invalid fdisk partition table found
> >>fdisk: Class not found
> >>******* Working on device /dev/ad0 *******
> >>Stamping boot sector on ad0
> >>Running: gpart bootcode -b /boot/boot0 ad0
> >>ad0 has bootcode
> >>ERROR: The slice ad0s1 doesn't exist! FDISK Failure
> >>Running: umount /cdmnt-install
> >>umount: /cdmnt-install: statfs: No such file or directory
> >>umount: /cdmnt-install: unknown file system
> >>Trying DHCP on sis0  <SiS 900 10/100BaseTX>
> >>Running: find-update-parts
> >>
> >>I started out expecting this to be a simple process, and wanted
> >>several partitions to run some alternative OSs. Having failed
> >>miserably with that lofty goal, I resigned myself to just get
> >>PC-BSD 8 installed all by itself, letting the installer have
> >>its head. All this retreating has been to no avail. The machine
> >>seems to be working according to the testing I've done. It's
> >>had previous PC-BSD versions running on it well enough.
> >>
> >>Curiously, to me at least, after these failed attempts, there
> >>seem to be "devices" /dev/ad0p1, /dev/ad0p2 and /dev/ad0p3 but
> >>no /dev/ad0sx's at all. If this is normal, I must be one the
> >>very few people left on the planet who doesn't understand it
> >>since there's precious little Google fodder about it.
> >>
> >>I'm pretty much stuck. Any pointers?
> >
> >Walter,
> >
> >... grab Parted Magic 4.8 (free) from here:
> >https://sourceforge.net/projects/partedmagic/files/partedmagic/Part 
> ed%20Magic%204.8/pmagic-4.8.iso.zip/download
> >
> >Unzip it and burn the ISO to a blank CD and then boot off the CD...
>Sadly, Parted Magic doesn't seem to be all there (???). I get
>some errors while it's unraveling squished data to RAM that
>some directory it needs is not there. I tried a couple of
>different versions. They all did the same thing.
>There's a systemrescuecd-x86-1.5.0.iso that just finished
>burning that's supposed to helpful in these matters as well.
>Walter M. Pawley <walt at wump.org>
>Wump Research & Company
>676 River Bend Road, Roseburg, OR 97471
>          541-672-8975
>Testing mailing list
>Testing at lists.pcbsd.org

Yes, System Rescue CD is also a good util but less geared towards 
partitioning. I last used Parted Magic 4.7 on a machine with no 
errors. Maybe send a note to the author about what you're encountering.


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