From owner-freebsd-stable@FreeBSD.ORG  Thu Apr 15 07:56:25 2010
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: freebsd-stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 01AC2106564A;
	Thu, 15 Apr 2010 07:56:25 +0000 (UTC)
	(envelope-from yanefbsd@gmail.com)
Received: from qw-out-2122.google.com (qw-out-2122.google.com [74.125.92.24])
	by mx1.freebsd.org (Postfix) with ESMTP id 988048FC1C;
	Thu, 15 Apr 2010 07:56:24 +0000 (UTC)
Received: by qw-out-2122.google.com with SMTP id 5so358003qwi.7
	for <multiple recipients>; Thu, 15 Apr 2010 00:56:23 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;
	h=domainkey-signature:mime-version:received:in-reply-to:references
	:date:received:message-id:subject:from:to:cc:content-type;
	bh=CGUeS1Fu0ihBmny/RdsSjCNkaLMRjJPs3C36cyqCjVU=;
	b=YVIv41Tl7qC8JV3UFrrAOgHR5+nAmBfrOosHi139U6TMbt/MV772sg8PZgdRlz53Rg
	kTlvQl7ir3K9kxIiyeeHxT/GxrcdILP13EAM2poVElgPk2agD5BCufc+Apa7wvIo97t9
	/RSbr7/6NWrLmDNN0UWUlmrwA53cxXU5XJ86s=
DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma;
	h=mime-version:in-reply-to:references:date:message-id:subject:from:to
	:cc:content-type;
	b=qrtxHnv2PMh4dBWD4RYR7SgOHJTyc4UmWB7pRjhCR2xVa311hY7G4+iZgIJXi2HYy4
	uucsEOyAhOfDaWxPW52dp+Gz6j4TkCLMLL6N8O/iC9sHZsqEEJqCHwh78eEbWbo/5xWh
	x7ERbPbW9PZMZerPQhaeuUOffvrra7jlSx0PE=
MIME-Version: 1.0
Received: by 10.229.28.85 with HTTP; Thu, 15 Apr 2010 00:56:23 -0700 (PDT)
In-Reply-To: <20100415.142632.986891133573714078.chat95@mac.com>
References: <20100414.082109.29593248145846106.chat95@mac.com>
	<4BC5C0D1.9030800@freebsd.org> <201004141605.18992.pieter@degoeje.nl>
	<20100415.142632.986891133573714078.chat95@mac.com>
Date: Thu, 15 Apr 2010 00:56:23 -0700
Received: by 10.229.214.17 with SMTP id gy17mr9514621qcb.42.1271318183517; 
	Thu, 15 Apr 2010 00:56:23 -0700 (PDT)
Message-ID: <q2x7d6fde3d1004150056p19cc6c75oe7f798f702d24d42@mail.gmail.com>
From: Garrett Cooper <yanefbsd@gmail.com>
To: Maho NAKATA <chat95@mac.com>
Content-Type: text/plain; charset=ISO-8859-1
Cc: pieter@degoeje.nl, freebsd-stable@freebsd.org, avg@freebsd.org
Subject: Re: Linux static linked ver doesn't work on FBSD (Re: How to 
	reproduce: Re: Only 70% of theoretical peak performance on FreeBSD
	8/amd64, Corei7 920)
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>, 
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 15 Apr 2010 07:56:25 -0000

On Wed, Apr 14, 2010 at 10:26 PM, Maho NAKATA <chat95@mac.com> wrote:
> From: Pieter de Goeje <pieter@degoeje.nl>
> Subject: Re: How to reproduce: Re: Only 70% of theoretical peak performance on FreeBSD 8/amd64, Corei7 920
> Date: Wed, 14 Apr 2010 16:05:18 +0200
>
>> I think the best test would be to run a statically compiled linux binary on
>> FreeBSD. That way the compiler settings are exactly the same.
>
> It is not possible for Linux amd64 binary to run on FreeBSD amd64,
> ...and not i386 version neither. GotoBLAS uses special systeml call.
>
> % ./dgemm
> linux_sys_futex: unknown op 265
> linux: pid 1264 (dgemm): syscall mbind not implemented
> n: 3000
> ^C
> just halt.

    Yes, and while this isn't directly tied into numa, mbind(2),
mempolicy(2), and a few others use the same facilities that are
available via plain numa. I know because of messes I've tried to clean
up in these areas. I'm really not sure why this is using numa though
to be honest...
Thanks,
-Garrett