Re: PLEASE TEST: IPI deadlock avoidance patch

From: Lukas Ertl <le_at_FreeBSD.org>
Date: Mon, 23 Aug 2004 13:46:29 +0200 (CEST)
On Sun, 22 Aug 2004, 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

Looks good here - several of my Xeon boxes that were subject to deadlocks 
have survived -j4 buildworlds and other load situations with this patch.

Thanks!

cheers,
le

-- 
Lukas Ertl                         http://homepage.univie.ac.at/l.ertl/
le_at_FreeBSD.org                     http://people.freebsd.org/~le/
Received on Mon Aug 23 2004 - 09:46:43 UTC

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