Date: Mon, 23 Aug 2004 06:57:14 -0500 From: Jon Noack <noackjr@alumni.rice.edu> To: Doug White <dwhite@gumbysoft.com> Cc: freebsd-current@freebsd.org Subject: Re: PLEASE TEST: IPI deadlock avoidance patch Message-ID: <4129DB9A.4020201@alumni.rice.edu> In-Reply-To: <20040822115345.Y94593@carver.gumbysoft.com> References: <20040822115345.Y94593@carver.gumbysoft.com>
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On 08/22/04 14:05, Doug White wrote: > 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 To add to the growing list of accolades for this patch, my dual Pentium 3 survived a -j8 buildworld while serving out a heavy NFS load. Previously it could not even survive a -j4 buildworld. This was with ULE and RELENG_5. Thanks for tracking this down! Jon
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