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Re: conflicts-test very slow over svnserve (Windows)

From: Branko ─îibej <brane_at_apache.org>
Date: Tue, 2 Oct 2018 16:30:02 +0200

On 02.10.2018 02:38, Johan Corveleyn wrote:
> I haven't looked deeply into it yet, but it seems that the
> conflicts-tests (the C tests) are very slow when testing over
> svnserve. I noticed this while testing 1.11.0-rc2, but I see the same
> with trunk and with 1.10.x.
> Running the entire conflicts-test.exe (on a ramdisk):
> - ra_local: 23s
> - ra_serf: 70s
> - ra_svn: 982s (16m22s)
> The difference between ra_local and ra_serf strikes me as normal
> (after all, the conflict resolver contacts the repository a lot to
> fetch information). The time of ra_svn not really :-).
> The slowdown seems to be spread over all the tests of conflicts-test
> (the dots of the test progress come evenly spread).
> Is anyone else seeing this? Only on Windows, or on *nix too?
> A performance problem with tree conflict resolution specific to svnserve?

How do you set the URL for win-tests.py? I've noticed that using
svn://localhost is orders of magnitude slower than svn://,
apparently because the Windows resolver attempts a DNS search for
'localhost' first (and failing) before resolving it locally.

-- Brane
Received on 2018-10-02 16:30:12 CEST

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