Re: PLEASE TEST: IPI deadlock avoidance patch

From: Pawel Worach <pawel.worach_at_telia.com>
Date: Mon, 23 Aug 2004 23:00:50 +0200
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
Received on Mon Aug 23 2004 - 19:00:54 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:38:08 UTC