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Re: svn commit: r1079008 - /subversion/trunk/subversion/svnadmin/main.c

From: Stefan Sperling <stsp_at_elego.de>
Date: Tue, 8 Mar 2011 17:14:20 +0100

On Tue, Mar 08, 2011 at 02:15:06PM +0000, Philip Martin wrote:
> Stefan Sperling <stsp_at_elego.de> writes:
> > So I think it would be better if the cache was off by default, and must be
> > enabled in a configuration file. I suppose svnserve and mod_dav_svn
> > configuration files would be the best location for this,
> svnserve doesn't have a configuration file. There is a per-repository
> configuration file, but as I understand it the cache is a per-process
> entity affecting all the repositories.

Ah, true. We could make it a command-line option, then.

> > because the
> > purpose of the cache seems to be to speed up server operation.
> > An 'svn' process has a short lifetime so the benefit of this cache
> > seems dubious in that situation. I don't see any reason to even provide
> > a way to turn it on there.
> I guess it depends on the access patterns caused by the operations, it
> might well speed up merge/diff/blame over ra_local/FSFS.

Fair enough, but it should still be opt-in.
We could add a config directive in ~/.subversion/config.
If it turns out to be beneficial, users will enable it.
However, since ra_local is used mostly for testing I don't expect this
to be used much in practice. Our test suite might benefit.
Received on 2011-03-08 17:14:55 CET

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