Date: Mon, 23 Aug 2004 23:00:50 +0200 From: Pawel Worach <pawel.worach@telia.com> To: Doug White <dwhite@gumbysoft.com> Cc: freebsd-current@freebsd.org Subject: Re: PLEASE TEST: IPI deadlock avoidance patch Message-ID: <412A5B02.9010705@telia.com> In-Reply-To: <20040822115345.Y94593@carver.gumbysoft.com> References: <20040822115345.Y94593@carver.gumbysoft.com>
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Doug White wrote: > Hey folks, > > If you have a reasonably fast i386 or amd64 multiprocessor and/or > hyperthreading machine and are experiencing reproducible hangs during -j > buildwords and other highly parallel operations, please try this patch: > > http://people.freebsd.org/~dwhite/smp_rv_mtx.patch > Worked like a charm, Four way Xeon box with a -j256 buildstone using SCHED_ULE. Thanks for tracking this down! -- Pawel
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