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

From: John Beranek <john_at_redux.org.uk>
Date: Tue, 08 Mar 2011 14:55:08 +0000

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?

John.

-- 
John Beranek                         To generalise is to be an idiot.
http://redux.org.uk/                                 -- William Blake

Received on 2011-03-08 15:56:19 CET

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