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Re: Betr.: Re: "svnadmin load" a huge file

From: Victor Sudakov <sudakov_at_sibptus.tomsk.ru>
Date: Wed, 9 Feb 2011 09:26:03 +0600

Les Mikesell wrote:
> >On Tue, Feb 08, 2011 at 11:32:47PM +0600, Victor Sudakov wrote:
> >>After the 15000th commit, the size of the repository on disk is 5.5G
> >>with the working directory size being 120M. Besides, after several
> >>thousand commits to this directory SVN slows down considerably. This
> >>must be some design flaw (or peculiarity if you like) of SVN.
> >
> >Probably related to the way directories are represented in the repository.
> >See http://svn.haxx.se/dev/archive-2011-02/0007.shtml
> >and also http://svn.haxx.se/dev/archive-2011-02/0014.shtml for some hints
> >to how this currently works.
> I'd expect even local operations like the compare against the pristine
> versions to decide what to commit to become slow when you put many
> thousands of files in one directory because most filesystems aren't good
> at that either (although they make fake it with caching). It's one of
> those "if it hurts, don't do it" things.

I did not know it would hurt until I tried to migrate this particular
repository from CVS to SVN.

FreeBSD by itself handles large directories very well due to its
dirhash feature.

Victor Sudakov,  VAS4-RIPE, VAS47-RIPN
Received on 2011-02-09 04:26:45 CET

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