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Re: Repository deadlock using stress.pl

From: Greg Stein <gstein_at_lyra.org>
Date: 2003-10-03 03:21:06 CEST

On Thu, Oct 02, 2003 at 04:34:36PM -0500, C. Michael Pilato wrote:
> Philip Martin <philip@codematters.co.uk> writes:
> > Hi
> >
> > I currently have four stress.pl scripts that appear to have deadlocked
> > during commit. All four were running over ra_local on a dual PIII
> > Linux machine, I am running Subversion HEAD, apr 2.0.47, BDB 4.1.25.
> > The repository itself (which has 885 revisions) appears to have
> > deadlocked, as an 'svn ls' process has also blocked.
> Berkeley DB is known to have issues on multi-processor machines.
> While the data you posted is interesting, I would discourage deep
> investigation (unless you just feel like it) until you can verify that
> it still happens with DB 4.2.x (which is supposed to be coming out
> Real Soon Now, and which is supposed to address those known problems).

All righty, but how about running the same stress test on a uniprocessor?
Maybe it exists everywhere, instead of just the multiproc?


Greg Stein, http://www.lyra.org/
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Received on Fri Oct 3 03:25:21 2003

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