On Mon, Apr 11, 2011 at 8:49 AM, Mark Phippard <markp...@gmail.com> wrote:
> Just an fyi ...
>
> I am not sure what has caused it as all I have seen is a number of
> commits from Bert that said they were eliminating SQLite queries, but
> the performance test results have been showing the times for checkout
> and update to be getting slower.  For example on the relatively
> lightweight test that uses our Subversion tree the time for checkout
> and update on Windows has gone like this:
>
>                 Checkout   Update
> 1.7.0  r1085344  0:23.432   0:23.681
> 1.7.0  r1088721  0:33.175   0:23.681
> 1.7.0  r1089890  0:42.526   0:35.396
>
> 1.7.0  r1085031  0:24.164   0:20.039
> 1.7.0  r1088319  0:18.782   0:14.172
> 1.7.0  r1090787  0:27.627   0:25.951
>
> The first three are from my machine, the second three are from Stefan King's.
>
> Given the overlap in the builds we used I would look at what happened
> between -r1088721:1088319

I would say to just ignore this for now.  Even if I go back to
r1085344 I am not getting that time anymore, so maybe something is
happening on my system (or the growth in revision in my test
repository) explains the problem?

I also realized that since this is the first test run the OS caching
of the repository files matters.  Just running the tests twice reduces
the times on the checkout.  I am seeing maybe a 2-second difference on
the checkout right now.  Bert thinks he knows why and that it is
temporary.

-- 
Thanks

Mark Phippard
http://markphip.blogspot.com/

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