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Re: corrupted FSFS repository

From: Thomas Beale <thomas_at_deepthought.com.au>
Date: 2006-02-12 22:12:51 CET

just a few possibly helpful details....

>
> With that in mind, some mitigating factors/guesses:
>
> * We think this can only happen if you get something like a write error
> while writing the file. In about half(?) of the cases, users subsequently
> reported disk problems - so if your disk is okay, you're probably less
> likely to hit this.

no disk problem for us.

>
> * Possibly coupled with the previous, versions of APR prior to 0.9.7
> didn't report write errors on buffered files at all - if you're using
> APR 0.9.7, you might be in a better position.
>
> * I think every report has been for a server using mod_dav_svn.
> It's possible that svnserve isn't affected (or then again, that it's
> just less commonly used).

my instance of this bug is mod_dav_svn.

>
> * Finally, if we are overwriting the revfile after we commit the
> transaction, it's possible that this is only a problem on non-Windows
> servers, since I don't think you can rename an open file on Windows.

and our server is debian.

- thomas beale

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Received on Sun Feb 12 22:14:56 2006

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