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Re: FSFS performance on NAS/NFS

From: Nathan Kidd <nathan-svn_at_spicycrypto.ca>
Date: 2007-03-09 22:51:09 CET

Dave Camp wrote:
>>> Nathan Kidd wrote:
>> I've been on the users lists since 1.0 and only recall (with admittedly
>> non-ECC memory :) issues that could be described by "yes, BDB is more
>> difficult to administer, and this is a case where the user/admin screwed
>> up". E.g.
>> * improper access/permissions so repo gets wedged
>> (fixed with BDB 4.4)
>> * system upgrade messed up so wrong version of bdb libs found
>> (still possible, but I think package maintainers are generally more
>> conscientious after the initial problems)
>> * (early 1.0) BDB config max settings needed upping as repo grew
>> (fixed since ~1.1)
>> I agree that for the average user FSFS is just a better choice because
>> it "just works" (hey, I use these days too :), but I'd hate to see the
>> legit BDB complaint "more difficult to set up right" turn into "this
>> thing can't be trusted" based on handwavy say-so alone.
> I was one of those people and it wasn't "handwavy say-so". At the time, a
> fresh out-of-the-box svn install with BDB would eventually corrupt the DB
> (not just the wedging issue). Although it appeared to work fine for most
> people, there was a decent number of reports of serious problems. The svn
> devs even admitted on list it was an issue with how they were using bdb.
> Maybe things are better these days. But my source code is much to valuable
> to ever try that again.

Ah, yes. That thread on your troubles a couple years ago was just the
kind of thing I was referring to by "specific cases". Around that time
there were noted problems on OS X and certain (new at that time) BDB


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Received on Fri Mar 9 22:48:43 2007

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