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Date:      Thu, 21 Oct 2004 09:29:45 -0400
From:      Allan Fields <bsd@afields.ca>
To:        Ondra Holecek <bln@deprese.net>
Cc:        freebsd-geom@freebsd.org
Subject:   Re: GBDE, problems using gbde_swap
Message-ID:  <20041021132944.GE74820@afields.ca>
In-Reply-To: <41777BCC.4000100@deprese.net>
References:  <4173A649.9000208@deprese.net> <20041020183001.GA74820@afields.ca> <41777BCC.4000100@deprese.net>

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On Thu, Oct 21, 2004 at 11:05:16AM +0200, Ondra Holecek wrote:
> Allan Fields wrote:
> >On Mon, Oct 18, 2004 at 01:17:29PM +0200, Ondra Holecek wrote:
> >>hello,
> >>
> >>I wanted to use encrypted swap (gbde_swap in /etc/rc.d) on 5.3-BETA7, 
> >>but after second reboot, the system did not boot - it finised with boot 
> >>manager (F1 - FreeBSD).
> >>
> >>I wrote problem report where you can read details:
> >>
> >>http://www.freebsd.org/cgi/query-pr.cgi?pr=72812
> >>
> >>>Category:       kern
> >>>Responsible:    freebsd-bugs
> >>>Synopsis:       GBDE, problems using gbde_swap
> >>>Arrival-Date:   Mon Oct 18 11:00:44 GMT 2004
> >
> >Can you follow up the PR with more details such as output
> >of:
> >fdisk /dev/ad0
> >
> ******* Working on device /dev/ad0 *******
> parameters extracted from in-core disklabel are:
> cylinders=38760 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=38760 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 39070017 (19077 Meg), flag 80 (active)
>        beg: cyl 0/ head 1/ sector 1;
>        end: cyl 1023/ head 15/ sector 63
> 
> >disklabel /dev/ad0s1
>  
> # /dev/ad0s1:
> 8 partitions:
> #        size   offset    fstype   [fsize bsize bps/cpg]
>  a:  2097152  1048576    4.2BSD     2048 16384 28552
>  b:  1048576        0      swap                   
>  c: 39070017        0    unused        0     0         # "raw" part, 
> don't edit
>  d:  4194304  3145728    4.2BSD     2048 16384 28552
>  e: 31729985  7340032    4.2BSD     2048 16384 28552
> 
> >You can boot from the install or live CD and run a fixit shell and
> >from there should be able to get this info.
>
> Now I have it repaired (i have to work on this machine), but i saved 
> fdisk and disklabel output before "reparing" (tar -cpf; newfs 
> /dev/ad0s1a; tar -xpf)
> 
> >Also try reinstalling the boot blocks using:
> >mount /dev/ad0s1 /mnt
> >boot0cfg -Bv -b /mnt/boot/boot0 ad0
> >
> This didn't help, i had to do newfs on root (a) partition

After the boot0cfg, or anyway, after using only gbde swap?

> >If it boots fine, then it is possibly an issue with corrupted
> >boot blocks.

But it does fix the boot problem when they are resinstalled?

-- 
 Allan Fields, AFRSL - http://afields.ca
 2D4F 6806 D307 0889 6125  C31D F745 0D72 39B4 5541



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