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Re: lib/41019: pthreads: high load when using varnish (locking/unlocking causes 98% WCPU)
The following reply was made to PR lib/41019; it has been noted by GNATS.
From: Michael Stapelberg <michael+netbsd%stapelberg.de@localhost>
Subject: Re: lib/41019: pthreads: high load when using varnish
(locking/unlocking causes 98% WCPU)
Date: Mon, 16 Mar 2009 08:34:37 +0100
* [16.03.09 01:12]:
> Presumably that's from the debug output you have enabled.
No, itâ??s not, I did not enable debugging output when ktracing. Also, I
for exactly one second and it got 48 MB ktrace.out of clock_gettime.
> > param.show thread_pool_purge_delay
> > 200 828
> Not sure how to interpret that.
> Is it making it to any of the usleep() calls in the code?
> I'm not seeing a threading bug (yet).
Which file/line do you mean specifically? The one in wrk_decimate_flock() in
line 548 is not run, but moving it out of the if-block doesnâ??t help either.
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