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Re: Could drbd randomly flip bits? Was: Database page corruption on disk occurring during mysqldump on a fresh database and Was: Spontaneous development of supremely large files on different ext3 filesystems



On Sep 17, 2007  13:31 -0400, Maurice Volaski wrote:
> In using drbd 8.0.5 recently, I have come across at least two 
> instances where a bit on disk apparently flipped spontaneously in the 
> ext3 metadata on volumes running on top of drbd.
> 
> Also, I have been seeing regular corruption of a mysql database, 
> which runs on top of drbd, and when I reported this as a bug since I 
> also recently upgraded mysql versions, they question whether drbd 
> could be responsible!

Seems unlikely - more likely to be RAM or similar (would include cable
for PATA/SCSI but that is less likely an issue for SATA).

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.


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