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Date:      Fri, 08 Oct 2004 16:28:41 +0900 (JST)
From:      NAKATA Maho <chat95@mac.com>
To:        dwhite@gumbysoft.com
Cc:        freebsd-amd64@FreeBSD.org
Subject:   Re: KSE and SMP problem in FreeBSD/amd64 5.3BETA3, namely KSE dosen't make use of SMP.
Message-ID:  <20041008.162841.135501207.chat95@mac.com>
In-Reply-To: <20040913203823.R34536@carver.gumbysoft.com>
References:  <20040912.120803.607953196.chat95@mac.com> <20040913203823.R34536@carver.gumbysoft.com>

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In Message-ID: <20040913203823.R34536@carver.gumbysoft.com> 
Doug White <dwhite@gumbysoft.com> wrote:

> On Sun, 12 Sep 2004, NAKATA Maho wrote:
> 
> > Dear amd64 freaks, I noticed that there seems to be a bug
> > in KSE with SMP configuration.
> 
> Were you using SCHED_4BSD or SCHED_ULE?

Hello Doug, many thanks for your answer!

This is SCHED_4BSD/SCHED_ULE issue.
SCHED_ULE doesn't make use of SMP. ATLAS make two threads (for example),
but these two threads is running on always *ONLY* one CPU.

I hope this is already fixed 6.0-CURRENT :)

thank you very much for your attention.
--nakata maho




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