From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Killius Subject: Re: worst via_sata performance Date: Thu, 1 Apr 2004 11:33:53 +0200 Sender: linux-ide-owner@vger.kernel.org Message-ID: <200404011133.53344.jkillius@arcor.de> References: <200404010357.57111.jkillius@arcor.de> <406BB322.8060509@pobox.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-in-02.arcor-online.net ([151.189.21.42]:29382 "EHLO mail-in-02.arcor-online.net") by vger.kernel.org with ESMTP id S262329AbUDAJd7 (ORCPT ); Thu, 1 Apr 2004 04:33:59 -0500 In-Reply-To: <406BB322.8060509@pobox.com> Content-Disposition: inline List-Id: linux-ide@vger.kernel.org To: Jeff Garzik Cc: linux-ide@vger.kernel.org with 2.6.5-rc3-mm3 I only getting 28.19 MB/sec with generic ide don't now why and I can only select a dma up to udma2 which is really slow. > > Do things change if you back out the "speed up SATA" patch? no not really. > > Also, device information from hdparm, when using the IDE generic driver, > would be useful. dmesg: ide: Assuming 66MHz system bus speed for PIO modes VIA8237SATA: IDE controller at PCI slot 0000:00:0f.0 VIA8237SATA: chipset revision 128 VIA8237SATA: 100% native mode on irq 20 ide2: BM-DMA at 0xd400-0xd407, BIOS settings: hde:pio, hdf:pio ide3: BM-DMA at 0xd408-0xd40f, BIOS settings: hdg:pio, hdh:pio hde: HDS722516VLSA80, ATA DISK drive Using cfq io scheduler ide2 at 0xe800-0xe807,0xe402 on irq 20 hdg: HDS722516VLSA80, ATA DISK drive ide3 at 0xe000-0xe007,0xd802 on irq 20 hde: max request size: 1024KiB hde: 321672960 sectors (164696 MB) w/7938KiB Cache, CHS=20023/255/63 hde: hde1 < > hde2 hdg: max request size: 1024KiB hdg: 321672960 sectors (164696 MB) w/7938KiB Cache, CHS=20023/255/63 hdg: unknown partition table hdparm: /dev/hdg: multcount = 16 (on) IO_support = 3 (32-bit w/sync) unmaskirq = 1 (on) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 256 (on) geometry = 20023/255/63, sectors = 321672960, start = 0 Model=HDS722516VLSA80, FwRev=V34OA60A, SerialNo=VNRD9FC4C81WDM Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4 BuffType=DualPortCache, BuffSize=7938kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=268435455 IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 UDMA modes: udma0 udma1 udma2 AdvancedPM=yes: disabled (255) WriteCache=enabled Drive conforms to: ATA/ATAPI-6 T13 1410D revision 3a: * signifies the current active mode > > Is this in 32-bit or 64-bit mode? yes it's a 64 bit system > > Jeff