Date: Mon, 12 Sep 2005 08:19:18 +0200 From: martin hudec <corwin@aeternal.net> To: freebsd-stable@freebsd.org Subject: Re: Stress testing and TIMEOUT - WRITE_DMA Message-ID: <20050912061917.GP69713@pleiades.aeternal.net> In-Reply-To: <1275346059.20050911223347@rulez.sk> References: <m2br3lt5nk.fsf@pegasos.local> <m2slwbqrxf.fsf@pegasos.local> <1275346059.20050911223347@rulez.sk>
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[-- Attachment #1 --] 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 * 421 907 303 393 * corwin@aeternal.net * http://www.aeternal.net "Nothing travels faster than the speed of light with the possible exception of bad news, which obeys its own special laws." Douglas Adams, "The Hitchhiker's Guide to the Galaxy" [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDJR3lZYEZIv+rgggRApdCAJ9H0+bT4taIy7PzJMNRP6fud/F1zwCdGdjP eBKtISQkl/W55XGfpyDpAYs= =jj7t -----END PGP SIGNATURE-----
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