From owner-freebsd-performance@FreeBSD.ORG Tue May 3 10:11:04 2005 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id BD24316A4D4 for ; Tue, 3 May 2005 10:11:04 +0000 (GMT) Received: from mx2.mail.ru (mx2.mail.ru [194.67.23.122]) by mx1.FreeBSD.org (Postfix) with ESMTP id 625EE43D91 for ; Tue, 3 May 2005 10:11:04 +0000 (GMT) (envelope-from samspeedu@mail.ru) Received: from [213.129.119.20] (port=1492 helo=192.168.168.7) by mx2.mail.ru with esmtp id 1DSuMi-0005kf-00 for freebsd-performance@freebsd.org; Tue, 03 May 2005 14:10:57 +0400 Date: Tue, 3 May 2005 14:10:50 +0400 From: Andrey Smagin X-Mailer: The Bat! (v1.62r) Organization: DiP X-Priority: 3 (Normal) Message-ID: <11110635136.20050503141050@mail.ru> To: freebsd-performance@freebsd.org In-Reply-To: <20050503081826.72663.qmail@web41201.mail.yahoo.com> References: <20050503081826.72663.qmail@web41201.mail.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Subject: Re: Very low disk performance on 5.x X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: SAMU List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 May 2005 10:11:04 -0000 AW> I can produce the same effect here with AW> dd if=/dev/zero of=/dev/null bs=400k count=10000 AW> (no disc involved). It gets very nasty with bs=1m I understand it, i want to know how to give more priority for sound subsystem instead another dev IO. -- Best regards, Andrey mailto:samspeedu@mail.ru