From owner-freebsd-performance@FreeBSD.ORG Fri Mar 2 10:13:03 2007 Return-Path: X-Original-To: freebsd-performance@freebsd.org Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 6744216A408; Fri, 2 Mar 2007 10:13:03 +0000 (UTC) (envelope-from wojtek@tensor.3miasto.net) Received: from chylonia.3miasto.net (chylonia.3miasto.net [83.12.228.78]) by mx1.freebsd.org (Postfix) with ESMTP id CF90413C481; Fri, 2 Mar 2007 10:13:02 +0000 (UTC) (envelope-from wojtek@tensor.3miasto.net) Received: from chylonia.3miasto.net (localhost [127.0.0.1]) by chylonia.3miasto.net (8.13.8/8.13.4) with ESMTP id l22AD191008492; Fri, 2 Mar 2007 11:13:01 +0100 (CET) (envelope-from wojtek@tensor.3miasto.net) Received: from localhost (wojtek@localhost) by chylonia.3miasto.net (8.13.8/8.13.4/Submit) with ESMTP id l22AD1cW008489; Fri, 2 Mar 2007 11:13:01 +0100 (CET) (envelope-from wojtek@tensor.3miasto.net) X-Authentication-Warning: chylonia.3miasto.net: wojtek owned process doing -bs Date: Fri, 2 Mar 2007 11:13:01 +0100 (CET) From: Wojciech Puchar X-X-Sender: wojtek@chylonia.3miasto.net To: Ted Mittelstaedt In-Reply-To: <00c401c75caf$89ee3370$3c01a8c0@coolf89ea26645> Message-ID: <20070302111208.J8367@chylonia.3miasto.net> References: <45E7F09B.7070005@zedat.fu-berlin.de> <00c401c75caf$89ee3370$3c01a8c0@coolf89ea26645> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Mailman-Approved-At: Fri, 02 Mar 2007 12:37:49 +0000 Cc: freebsd-performance@freebsd.org, "O. Hartmann" , freebsd-questions@freebsd.org Subject: Re: (S)ATA performance in FBSD 6.2/7.0 X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Mar 2007 10:13:03 -0000 > > you can change FBSD to async > > then watch your fs scramble during a power failure > > no big deal, it's only your data. > you are wrong, he talked about copying BIG files, and this shouldn't make a difference contrary to small files. there is something wrong there as i routinely get 70MB/s on my SATA server