From owner-freebsd-current@FreeBSD.ORG  Fri Aug  3 12:47:12 2007
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 2DF1816A419
	for <current@freebsd.org>; Fri,  3 Aug 2007 12:47:12 +0000 (UTC)
	(envelope-from bsam@kfs.ru)
Received: from kfs.ru (kfs.kfs.ru [62.183.117.194])
	by mx1.freebsd.org (Postfix) with ESMTP id C2A3113C458
	for <current@freebsd.org>; Fri,  3 Aug 2007 12:47:11 +0000 (UTC)
	(envelope-from bsam@kfs.ru)
Received: from bsam by kfs.ru with local (Exim 4.67 (FreeBSD))
	(envelope-from <bsam@kfs.ru>)
	id 1IGwO5-000Flt-Ka; Fri, 03 Aug 2007 16:36:13 +0400
To: "Florian C. Smeets" <flo@kasimir.com>
References: <ECDC6DFE-80B1-4CD8-9C30-AFDE97805634@plass-family.net>
	<20070730181414.G561@10.0.0.1> <20070803030226.Y561@10.0.0.1>
	<46B30D25.2080105@kasimir.com>
From: Boris Samorodov <bsam@ipt.ru>
Date: Fri, 03 Aug 2007 16:36:13 +0400
In-Reply-To: <46B30D25.2080105@kasimir.com> (Florian C. Smeets's message of
	"Fri, 03 Aug 2007 13:10:29 +0200")
Message-ID: <76120770@serv3.int.kfs.ru>
User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (berkeley-unix)
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Sender: "Boris B. Samorodov" <bsam@kfs.ru>
Cc: Jeff Roberson <jroberson@chesapeake.net>, current@freebsd.org
Subject: Re: SCHED_ULE  wacky load averages on -current, fixed.
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 03 Aug 2007 12:47:12 -0000

On Fri, 03 Aug 2007 13:10:29 +0200 Florian C. Smeets wrote:
> Jeff Roberson wrote:
> > On Mon, 30 Jul 2007, Jeff Roberson wrote:
> > 
> > Please test http://people.freebsd.org/~jeff/ulehtt.diff.
> > 
> > This should fix HTT machines.  It also has a small performance
> > improvement in it for interrupt heavy workloads that may cause a lot of
> > preemption.

> Hi Jeff,

> yes with this patch the load averages on my P4 HTT system are back to
> normal.

+1. Load varages are back to normal with this patch.
Can't say about perfomance though. This is for:
-----
CPU: Intel(R) Pentium(R) 4 CPU 3.00GHz (2992.52-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0xf41  Stepping = 1
  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0x441d<SSE3,RSVD2,MON,DS_CPL,CNXT-ID,xTPR>
  AMD Features=0x100000<NX>
  Logical CPUs per core: 2
real memory  = 2137915392 (2038 MB)
avail memory = 2082508800 (1986 MB)
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
-----

Thanks, Jeff!


WBR
-- 
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD committer, http://www.FreeBSD.org The Power To Serve