Hello,

On Sun, Sep 11, 2005 at 10:33:47PM +0200 or thereabouts, Daniel Gerzo wrote:
> > Sep  6 11:35:27 mybox kernel: ad0: TIMEOUT - WRITE_DMA retrying (2 retries 
> > left) LBA=8348191
> > ...
> > Sep  6 18:59:09 mybox kernel: ad0: TIMEOUT - WRITE_DMA retrying (2 retries 
> > left) LBA=8348383
> > Sep  6 19:04:58 mybox kernel: ad0: TIMEOUT - READ_DMA retrying (2 retries 
> > left) LBA=61749183
> 
> > The READ_DMA timeouts are happening very infrequently, but it's worth
> > mentioning that I'm seeing them now in addition.
> 
> > This is quite disturbing, particularly when the machine in question is
> > *in*production.*
> 
> I thing you should really quickly look for backuping your data. When
> I was seeing this kind of messages last time, my disk died after 3
> days from time they started showing up in my log files. I wasn't able
> to write any data to the disk (system just sudennly paniced, when
> I tried to mount it rw, but I was able to mount it ro and copy most of
> the data) Note, that I wasn't able to copy about 10GB out of 30GB. So
> don't ignore them and have a good luck.

  Hmmm, before trashing that disk, you could surely consider running
  smartmontools to see what they have to say about health condition of
  your disk :).. go for sysutils/smartmontools.

  After that can one make assumptions whether it is faulty hardware or
  ata patches :).

-- 
martin hudec


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