On Tuesday 15 December 2009 04:42:06 pm Marian Hettwer
wrote:> Hi Folks,
>
> today I did an update from 7.2-RELEASE-p4 to 8.0-RELEASE using
> freebsd-update.
> Everything went smooth, apart from the fact that I can't mount my
second
> disk.
> It's all a bit puzzling...
> Here are the facts:
>
> [root@talisker ~]# cat /etc/fstab
> # Device Mountpoint FStype Options Dump Pass#
> /dev/ad4s2b none swap sw O O
> /dev/ad4s1a / ufs rw 1 1
> /dev/ad4s2a /tmp ufs rw 2 2
> /dev/ad4s2d /var ufs rw 2 2
> /dev/ad4s2e /usr ufs rw 2 2
> /dev/ad8s1a /BACKUP ufs rw 2 2
> /dev/acd0 /cdrom cd9660 ro,noauto 0 0
> linproc /compat/linux/proc linprocfs rw 0 0
>
> The offending entry which isn't mountable anymore is ad8s1.
> [root@talisker ~]# sysctl kern.disks
> kern.disks: ad8 ad4
>
> fdisk and bsdlabel are showing my s1a partition/slice:
> [root@talisker ~]# fdisk ad8
> ******* Working on device /dev/ad8 *******
> parameters extracted from in-core disklabel are:
> cylinders=775221 heads=16 sectors/track=63 (1008 blks/cyl)
>
> Figures below won't work with BIOS for partitions not in cyl 1
> parameters to be used for BIOS calculations are:
> cylinders=775221 heads=16 sectors/track=63 (1008 blks/cyl)
>
> Media sector size is 512
> Warning: BIOS sector numbering starts with sector 1
> Information from DOS bootblock is:
> The data for partition 1 is:
> sysid 165 (0xa5),(FreeBSD/NetBSD/386BSD)
> start 63, size 781422705 (381554 Meg), flag 80 (active)
> beg: cyl 0/ head 1/ sector 1;
> end: cyl 52/ head 15/ sector 63
> The data for partition 2 is:
> <UNUSED>
> The data for partition 3 is:
> <UNUSED>
> The data for partition 4 is:
> <UNUSED>
> [root@talisker ~]# bsdlabel ad8
> # /dev/ad8:
> 8 partitions:
> # size offset fstype [fsize bsize bps/cpg]
> a: 781422752 16 unused 0 0
> c: 781422768 0 unused 0 0 # "raw"
part,
> don't edit
>
> but:
> [root@talisker ~]# mount /dev/ad8s1a /BACKUP/
> mount: /dev/ad8s1a : No such file or directory
>
> And in fact:
> [root@talisker ~]# ls -l /dev/ad8*
> crw-r----- 1 root operator 0, 91 Dec 15 17:58 /dev/ad8
> crw-r----- 1 root operator 0, 96 Dec 15 17:58 /dev/ad8a
>
> Huu? What's going on here? Where is s1?
> Never seen that before... (and I'm using FreeBSD since 4.0-RELEASE).
> and this mount obviously won't work either:
> [root@talisker ~]# mount /dev/ad8a /BACKUP/
> mount: /dev/ad8a : Invalid argument
>
> Anybody any idea how to recover here?
> The server is unluckily remote and in production. A downgrade back to
> 7.2 would be kinda difficult. I'd like to avoid that.
>
> Ideas anyone?
>
> Thanks in advance,
> Marian
>
> PS.:
> dmesg: http://crivens.terrorteam.de/~rabauke/FreeBSD/dmesg-8.0-release.txt
> [root@talisker ~]# uname -rms
> FreeBSD 8.0-RELEASE i386
>
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FreeBSD 8.0 no longer supports "dangerously dedicated" disks.
Is this your issue?
fdisk output appears to indicate that your disk has a partition table, but I
never looked at one with fdisk that was "dedicated"...