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Re: svn commit: r1648542 - /subversion/trunk/subversion/libsvn_fs_fs/tree.c

From: Stefan Fuhrmann <stefan.fuhrmann_at_wandisco.com>
Date: Tue, 30 Dec 2014 20:10:51 +0100

On Tue, Dec 30, 2014 at 5:47 PM, Evgeny Kotkov <evgeny.kotkov_at_visualsvn.com>
wrote:

> Stefan Fuhrmann <stefan2_at_apache.org> writes:
>
> > URL: http://svn.apache.org/r1648542
> > Log:
> > In FSFS, remove the L1 DAG cache locking parameters.
>
> [...]
>
> As of this revision, I am also seeing random Apache HTTPD Server segfaults.
> I tested two Subversion 1.9.0-dev builds from r1648532 and r1648542. I
> could
> not reproduce the crashes with the first build, but the second one *does*
> crash
> occasionally. Here is a sample backtrace:
>

I get it to crash somewhat reproducibly now by setting MaxMemFree=4
and SVN_ALLOCATOR_RECOMMENDED_MAX_FREE to 4096.

Then release builds of mod_dav_svn and svnserve will segfault on
svn diff --summarize -r0:300000 $ApacheRepo. It does not segfault
in debug build, though. Continue investigation ...

-- Stefan^2.
Received on 2014-12-30 20:12:09 CET

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