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Date:      Tue, 25 Feb 2003 00:24:27 -0300
From:      David Feig <noSpam1111@feig.net>
To:        freebsd-questions@freebsd.org
Subject:   Disk failure (hardware or config problem?) Vinum
Message-ID:  <03022500242700.00626@hoho.freerangeho.com>

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I have been playing with Vinum and my first serious experiment resulted 
in a serious failure. I am not sure if my hard drive just chose this 
moment to fail or if it is a configuration problem but I can't seem to 
do anything with the drive anymore:

I have a 40 G IBM drive that I have not really ever used. I configured 
it with Vinum to be a single volume with a single plex and a single 
drive (can't get much simpler than that.) After newfs'ing it I proceded 
to copy about 35G of data to it. While doing other things my system 
suddenly froze. I could not switch to a virtual terminal. The machine 
was no longer funtioning as a gateway but I could still ping it. I had 
no other option than to reboot. 

On reboot fsck successful cleaned up various inconsistoncies on various 
partitions (not the vinum volume.)

The last message in /etc/messages was:

Feb 24 07:23:47 hoho /kernel: pid 756 (kdeinit), uid 1000 on /: file 
system full

Although none of my file systems are full after reboot.

The drive ad7 still shows up in my boot messages. When I started vinum 
I got this in /var/messages:



Feb 24 21:36:47 hoho /kernel: vinum: loaded
Feb 24 21:37:17 hoho /kernel: vinum: drive a is up
Feb 24 21:37:17 hoho /kernel: vinum: simplevinum.p0.s0 is up
Feb 24 21:37:17 hoho /kernel: vinum: simplevinum.p0 is up
Feb 24 21:37:17 hoho /kernel: vinum: simplevinum is up
Feb 24 21:37:17 hoho /kernel: ad7s1e: hard error writing fsbn 8 (ad7s1 
bn 8; cn 0 tn 0 sn 8)ad7s1e: hard error writing fsbn 8 (ad7s1 bn 8; cn 
0 tn 0 sn 8) status=51 error=04
Feb 24 21:37:17 hoho /kernel: ad7: DMA problem fallback to PIO mode
Feb 24 21:37:17 hoho /kernel: vinum: Can't write config to /dev/ad7s1e, 
error 5
Feb 24 21:37:17 hoho /kernel: vinum: drive a is down
Feb 24 21:37:17 hoho /kernel: vinum: simplevinum.p0.s0 is crashed
Feb 24 21:37:17 hoho /kernel: vinum: simplevinum.p0 is faulty
Feb 24 21:37:17 hoho /kernel: vinum: simplevinum is down

I then tried to reconfigure the drive: 

su-2.05# dd if=/dev/zero of=/dev/ad7 bs=1k count=1
dd: /dev/ad7: Input/output error
1+0 records in
0+0 records out
0 bytes transferred in 0.014675 secs (0 bytes/sec)

with the /var/log/messages output of:
Feb 25 00:16:50 hoho /kernel: ad7: hard error writing fsbn 0 of 0-1 
(ad7 bn 0; cn 0 tn 0 sn 0) status=51 error=04

Note, I have an identical drive on the same IDE controller and it is 
still working fine, so I don't think it is a controller problem. 

Is my drive toast?

-- David 


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