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From: David Brown <btrfs@davidb.org>
To: "Ken D'Ambrosio" <ken@jots.org>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: Hardlinks-per-directory limit?
Date: Sun, 1 Aug 2010 10:43:23 -0700	[thread overview]
Message-ID: <201008011043.23048.btrfs@davidb.org> (raw)
In-Reply-To: <7836277d97c74d44d8f2132e87db0b67.squirrel@webmail.jots.org>

On Wednesday 28 July 2010, Ken D'Ambrosio said:

> Hello, all.  I'm thinking of rolling out a BackupPC server, and --
> based on the strength of the recent Phoronix benchmarks
> (http://benchmarkreviews.com/index.php?option=com_content&task=view&id=11156&Itemid=23)
> -- had been strongly considering btrfs.  But I do seem to recall
> that there was some sort of hardlinks-per-directory limitation, and
> BackupPC *loves* hardlinks.  Would someone care to either remind me
> what the issue was, or reassure me that it's been rectified?

btrfs has a limit on the number of hardlinks that can exist in the
same directory.  I don't believe that BackupPC will create any more
hardlinks in a given directory than are already in the filesystem you
are backing up.  It uses hardlinks between directories for files that
haven't changed.

David

      parent reply	other threads:[~2010-08-01 17:43 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-29  4:35 Hardlinks-per-directory limit? Ken D'Ambrosio
2010-07-29 13:50 ` Josef Bacik
2010-08-01 17:43 ` David Brown [this message]

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