From owner-freebsd-current@FreeBSD.ORG Mon Jul 2 16:50:45 2007 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id EDA6916A421 for ; Mon, 2 Jul 2007 16:50:45 +0000 (UTC) (envelope-from almarrie@gmail.com) Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.246]) by mx1.freebsd.org (Postfix) with ESMTP id ABB3C13C45E for ; Mon, 2 Jul 2007 16:50:45 +0000 (UTC) (envelope-from almarrie@gmail.com) Received: by an-out-0708.google.com with SMTP id c14so377623anc for ; Mon, 02 Jul 2007 09:50:45 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=J9gn9lYeIvk6i6s9Eh6UFB+mk1nNhDtujC/B7WBmwArp/FD3pHF83yoXOmammMAH9Maai+H5yrEQLknON6VVBcMsdvIr0u/702qY/stXcCGiWBpfEL+J5a6UkS90tZbCpgpOIcJsElCJMDkuyGTnV7d/TuIZSt6Bl7cCpv6CG08= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=e/sStWmb9BH6OUuOsAazN3vCXW5jE/PmnzgrI3Sh2oLAGeDSe9TZPy+TwXIiY466aZbuMGJZEueUVOCLUZAl5ICEvXjBZVtIeJJp5UzFEl+R51jQUaLefdEhRmT9FXDyu+WxUvEsSdzhqIhdPBoZ+n2Adp0j1a0qdE7KWgRKg6Q= Received: by 10.100.91.6 with SMTP id o6mr3771105anb.1183395045026; Mon, 02 Jul 2007 09:50:45 -0700 (PDT) Received: by 10.100.9.14 with HTTP; Mon, 2 Jul 2007 09:50:44 -0700 (PDT) Message-ID: <499c70c0707020950p180d88e1q109b1a1c820d8283@mail.gmail.com> Date: Mon, 2 Jul 2007 19:50:44 +0300 From: "Abdullah Ibn Hamad Al-Marri" To: "Jeff Roberson" In-Reply-To: <20070701224452.I552@10.0.0.1> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20070701224452.I552@10.0.0.1> Cc: current@freebsd.org Subject: Re: New SCHED_SMP diff. X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 02 Jul 2007 16:50:46 -0000 On 7/2/07, Jeff Roberson wrote: > I fixed a major bug in SCHED_SMP that impacted some users causing bad > performance and invalid load counts. Attilio also added support for i386 > based machines. I have tested on UP which works although INVARIANTS and > WITNESS don't work properly on UP kernels. Single processor SMP kernels > work fine. > > This diff also includes another patch that I intend to commit to current > which significantly improved write performance for mysql by removing > all use of Giant in fcntl(). > > Please report any stability or performance problems with this patch. The > more positive reports I get the more likely it will go into 7.0. > > Thanks, > Jeff Jeff, This makes my Intel C2D E6660 get really busy, and MySQL 5.0.41 from ports run faster :) Thanks for making such great SCHED, when will you make it in the tree? :) -- Regards, -Abdullah Ibn Hamad Al-Marri Arab Portal http://www.WeArab.Net/