DragonFly BSD
DragonFly commits List (threaded) for 2006-05
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Re: cvs commit: src/sys/conf files src/sys/ddb db_ps.c src/sys/i386/i386 trap.c src/sys/kern init_main.c kern_synch.c kern_usched.c lwkt_thread.c usched_bsd4.c usched_dummy.c src/sys/sys globaldata.h thread.h usched.h

From: joerg@xxxxxxxxxxxxxxxxx
Date: Mon, 29 May 2006 14:15:39 +0200
Mail-followup-to: commits@crater.dragonflybsd.org

On Mon, May 29, 2006 at 01:36:36PM +0800, David Xu wrote:
> While I am here, can the schedulers allow userspace to specify a cpumask
> a thread is willing to run on, some highend software e.g database
> systems may want this feature, as they are intend to manager their
> CPU locality like they did for RAW device.

CPU affinity is useful in a lot more situations to prevent unnecessary
bouncing. I'd expect it to help e.g. two concurrent world builds as


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