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Re: Subversion trunk (r1078338) HTTP(/WC?) performance problems?

From: Julian Foad <julian.foad_at_wandisco.com>
Date: Tue, 08 Mar 2011 15:04:22 +0000

On Tue, 2011-03-08, John Beranek wrote:
> On 08/03/11 12:31, Julian Foad wrote:
> > On Mon, 2011-03-07, John Beranek wrote:
> >> On 05/03/2011 23:23, John Beranek wrote:
> >>> Hi,
> >>>
> >>> I'm not sure if much performance comparison has been performed, but I'm
> >>> unhappy to report a significant _reduction_ in speed in a checkout.
> >>
> >> Hmm...I'm surprised (and disappointed). No one is interested in
> >> Subversion 1.7 being lower performance than 1.6?
> >
> > I'm interested. Thank you for your report. I read it yesterday and
> > couldn't think of anything terribly helpful to reply. Some of us are
> > working on the speed issues. (Personally I'm looking at correctness
> > issues at the moment.) It's good to see hard numbers. That's a speed
> > regression that we certainly need to address.
>
> OK
>
> > But we don't yet have any standard set of benchmarks at all. Therefore
> > it would be very useful to have a script that runs a speed test like
> > yours, or a set of such tests. Would you be able and willing to write a
> > self-contained script that creates a load of test data from nothing and
> > then exercises the checkout (and perhaps other operations)? It needs to
> > work with svn 1.6 and svn 1.7 of course, and it needs to run on Windows
> > and Linux, so I'd suggest writing it in Python like most of our test
> > suite.
>
> Python makes my head hurt, is Perl acceptable?

I think Perl would be acceptable.

- Julian
Received on 2011-03-08 16:05:34 CET

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