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RE: Repeated "unrecoverable" BDB problems (ver 1.1.3)

From: Jake Robb <jakerobb_at_mac.com>
Date: 2005-07-01 21:33:10 CEST

When do checkpoints happen? Can they be triggered?

-Jake

-----Original Message-----
From: kfogel@newton.ch.collab.net [mailto:kfogel@newton.ch.collab.net] On
Behalf Of kfogel@collab.net
Sent: Friday, July 01, 2005 2:17 PM
To: Zachary Pincus
Cc: users@subversion.tigris.org
Subject: Re: Repeated "unrecoverable" BDB problems (ver 1.1.3)

Zachary Pincus <zpincus@stanford.edu> writes:
> Thanks for putting up this information! Unfortunately, I was never
> able to get my original repository fully-recovered. Though, as I said,
> through some miracle I did manage to get it to a state where I could
> perform a dump, by playing stupid games with the log files.
>
> Since power had gone down well *after* the last commit to SVN, the
> only thing that seemed to have gotten corrupt was the log files
> themselves, and not the db; and it seems (in the few times I've had
> this type of problem) that BDB is very sensitive to corrupt log files
> and has difficulty recovering from them.

Well, until a checkpoint happens (i.e., data is sync'd from log file
to database file), the logfiles hold the only copy of actual data. So
BDB's sensitivity to logfile corruption is understandable! :-)

-Karl

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Received on Fri Jul 1 22:06:41 2005

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