Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269641AbUICL5f (ORCPT ); Fri, 3 Sep 2004 07:57:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269643AbUICL5f (ORCPT ); Fri, 3 Sep 2004 07:57:35 -0400 Received: from the-village.bc.nu ([81.2.110.252]:22931 "EHLO localhost.localdomain") by vger.kernel.org with ESMTP id S269641AbUICL5X (ORCPT ); Fri, 3 Sep 2004 07:57:23 -0400 Subject: Re: PROBLEM: Full CPU-usage on sis5513-chipset disc input/output-operations From: Alan Cox To: Hendrik Fehr Cc: Linux Kernel Mailing List In-Reply-To: <1094206957.413845ed84b54@rmc60-231.urz.tu-dresden.de> References: <1094206957.413845ed84b54@rmc60-231.urz.tu-dresden.de> Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1094208914.7535.19.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Fri, 03 Sep 2004 11:55:14 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 865 Lines: 22 On Gwe, 2004-09-03 at 11:22, Hendrik Fehr wrote: > (note: i use ide0=ata66 because my machine is a laptop which uses a short 40c > wire that is equal to an long (i thing 18 inches) 80c cable.) That should be fine - if it was not you would get CRC errors. > hda: 78140160 sectors (40007 MB), CHS=65535/16/63, UDMA(100) > hda: cache flushes supported > /dev/ide/host0/bus0/target0/lun0: p1 p2 p3 < p5 p6 p7 p8 > This all looks fine > hdc: ATAPI 24X DVD-ROM CD-R/RW drive, 2048kB Cache, UDMA(33) Likewise. So it is booting up with DMA enabled and ought to be fast for both devices. What does hdparm -t /dev/hda say ? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/