Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 11 Mar 2002 08:42:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 11 Mar 2002 08:42:34 -0500 Received: from tmhoyle.gotadsl.co.uk ([195.149.46.162]:43017 "EHLO mail.cvsnt.org") by vger.kernel.org with ESMTP id ; Mon, 11 Mar 2002 08:42:31 -0500 Mailbox-Line: From tmh@nothing-on.tv Mon Mar 11 13:42:26 2002 Mailbox-Line: From tmh@nothing-on.tv Mon Mar 11 13:42:18 2002 From: Tony Hoyle Subject: Dog slow IDE Date: Mon, 11 Mar 2002 13:40:59 +0000 Organization: cvsnt.org news server Lines: 47 Message-ID: <3C8CB3EB.8070704@nothing-on.tv> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Trace: sisko.my.home 1015854135 26226 192.168.2.3 (11 Mar 2002 13:42:15 GMT) X-Complaints-To: abuse@cvsnt.org User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.8) Gecko/20020214 To: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org For some reason the my IDE is running extremely slow (which accounts for why this box feels so sluggish). hdparm gives: /dev/hda: Model=Maxtor 53073U6, FwRev=DA6207V0, SerialNo=K607RFNC Config={ Fixed } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57 BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=60030432 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 *udma4 AdvancedPM=yes: disabled (255) WriteCache=enabled Drive Supports : ATA/ATAPI-4 T13 1153D revision 17 : ATA-1 ATA-2 ATA-3 ATA-4 ATA-5 /dev/hdb: Model=MAXTOR 4K040H2, FwRev=A08.1500, SerialNo=572124112782 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } RawCHS=16383/16/63, TrkSize=32256, SectSize=21298, ECCbytes=4 BuffType=DualPortCache, BuffSize=2000kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=78198750 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5 AdvancedPM=no WriteCache=enabled Drive Supports : ATA/ATAPI-5 T13 1321D revision 1 : ATA-1 ATA-2 ATA-3 ATA-4 ATA-5 Both drives claim to be using UDMA if I read the above correctly. However: /dev/hda: Timing buffered disk reads: 64 MB in 16.27 seconds = 3.93 MB/sec /dev/hdb: Timing buffered disk reads: 64 MB in 32.99 seconds = 1.94 MB/sec 1.94MB/sec is *way* to slow for a UDMA5 hard disk surely? Tony - 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/