Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261967AbVASXOf (ORCPT ); Wed, 19 Jan 2005 18:14:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261966AbVASXOf (ORCPT ); Wed, 19 Jan 2005 18:14:35 -0500 Received: from mid-2.inet.it ([213.92.5.19]:55514 "EHLO mid-2.inet.it") by vger.kernel.org with ESMTP id S261967AbVASXMb (ORCPT ); Wed, 19 Jan 2005 18:12:31 -0500 From: Fabio Coatti Organization: FerraraLUG To: bert hubert Subject: Re: 2.6.11-rc1-mm1 (and others): heavy disk I/O -> poor performance Date: Thu, 20 Jan 2005 00:12:11 +0100 User-Agent: KMail/1.7.91 Cc: lkml References: <200501182239.35992.cova@ferrara.linux.it> <20050119124223.GA14981@outpost.ds9a.nl> In-Reply-To: <20050119124223.GA14981@outpost.ds9a.nl> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit Content-Disposition: inline Message-Id: <200501200012.11906.cova@ferrara.linux.it> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6400 Lines: 134 Alle 13:42, mercoled? 19 gennaio 2005, bert hubert ha scritto: > On Tue, Jan 18, 2005 at 10:39:35PM +0100, Fabio Coatti wrote: > > vmstat under load is the following, and config.gz attached. Of course I > > can provide any other needed detail; many thanks for any hint. > > Looks mightily like DMA is not on, even though you compiled the PIIX driver > in, which lists > > > 0000:00:1f.1 IDE interface: Intel Corp. 82801EB/ER (ICH5/ICH5R) IDE > > Controller > > Can you show the output of hdparm /dev/hda ? Can you show dmesg? Sure, here is it: /dev/hda: multcount = 16 (on) IO_support = 0 (default 16-bit) unmaskirq = 0 (off) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 256 (on) geometry = 65535/16/63, sectors = 60040544256, start = 0 I've cut down the ide relevant part of dmesg, please let me know if more details are needed an 19 21:43:53 kefk Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 Jan 19 21:43:53 kefk ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx Jan 19 21:43:53 kefk ICH5: IDE controller at PCI slot 0000:00:1f.1 Jan 19 21:43:53 kefk ACPI: PCI interrupt 0000:00:1f.1[A] -> GSI 18 (level, low) -> IRQ 169 Jan 19 21:43:53 kefk ICH5: chipset revision 2 Jan 19 21:43:53 kefk ICH5: not 100% native mode: will probe irqs later Jan 19 21:43:53 kefk ide0: BM-DMA at 0xf000-0xf007, BIOS settings: hda:DMA, hdb:pio Jan 19 21:43:53 kefk ide1: BM-DMA at 0xf008-0xf00f, BIOS settings: hdc:pio, hdd:pio Jan 19 21:43:53 kefk Probing IDE interface ide0... Jan 19 21:43:53 kefk hda: MAXTOR 6L060J3, ATA DISK drive Jan 19 21:43:53 kefk ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 Jan 19 21:43:53 kefk Probing IDE interface ide1... Jan 19 21:43:53 kefk hdc: TEAC DV-W58G, ATAPI CD/DVD-ROM drive Jan 19 21:43:53 kefk ide1 at 0x170-0x177,0x376 on irq 15 Jan 19 21:43:53 kefk Probing IDE interface ide2... Jan 19 21:43:53 kefk ide2: Wait for ready failed before probe ! Jan 19 21:43:53 kefk Probing IDE interface ide3... Jan 19 21:43:53 kefk ide3: Wait for ready failed before probe ! Jan 19 21:43:53 kefk Probing IDE interface ide4... Jan 19 21:43:53 kefk ide4: Wait for ready failed before probe ! Jan 19 21:43:53 kefk Probing IDE interface ide5... Jan 19 21:43:53 kefk ide5: Wait for ready failed before probe ! Jan 19 21:43:53 kefk hda: max request size: 128KiB Jan 19 21:43:53 kefk hda: 117266688 sectors (60040 MB) w/1819KiB Cache, CHS=65535/16/63, UDMA(100) Jan 19 21:43:53 kefk hda: cache flushes supported Jan 19 21:43:53 kefk hda: hda1 hda2 < hda5 hda6 hda7 > hda3 hda4 Jan 19 21:43:53 kefk PCI: 0000:03:06.0 has unsupported PM cap regs version (1) Jan 19 21:43:53 kefk ACPI: PCI interrupt 0000:03:06.0[A] -> GSI 22 (level, low) -> IRQ 177 Jan 19 21:43:53 kefk PCI: 0000:03:06.0 has unsupported PM cap regs version (1) Jan 19 21:43:53 kefk ahc_pci:3:6:0: Host Adapter Bios disabled. Using default SCSI device parameters Jan 19 21:43:53 kefk scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36 Jan 19 21:43:53 kefk Jan 19 21:43:53 kefk aic7850: Single Channel A, SCSI Id=7, 3/253 SCBs Jan 19 21:43:53 kefk Jan 19 21:43:53 kefk Vendor: Nikon Model: COOLSCANIII Rev: 1.31 Jan 19 21:43:53 kefk Type: Scanner ANSI SCSI revision: 02 Jan 19 21:43:53 kefk (scsi0:A:3): 10.000MB/s transfers (10.000MHz, offset 15) Jan 19 21:43:53 kefk Vendor: PLEXTOR Model: CD-ROM PX-40TS Rev: 1.01 Jan 19 21:43:53 kefk Type: CD-ROM ANSI SCSI revision: 02 Jan 19 21:43:53 kefk (scsi0:A:5): 10.000MB/s transfers (10.000MHz, offset 15) Jan 19 21:43:53 kefk Vendor: YAMAHA Model: CRW6416S Rev: 1.0c Jan 19 21:43:53 kefk Type: CD-ROM ANSI SCSI revision: 02 Jan 19 21:43:53 kefk libata version 1.10 loaded. Jan 19 21:43:53 kefk ata_piix version 1.03 Jan 19 21:43:53 kefk ACPI: PCI interrupt 0000:00:1f.2[A] -> GSI 18 (level, low) -> IRQ 169 Jan 19 21:43:53 kefk PCI: Setting latency timer of device 0000:00:1f.2 to 64 Jan 19 21:43:53 kefk ata1: SATA max UDMA/133 cmd 0xC000 ctl 0xC402 bmdma 0xD000 irq 169 Jan 19 21:43:53 kefk ata2: SATA max UDMA/133 cmd 0xC800 ctl 0xCC02 bmdma 0xD008 irq 169 Jan 19 21:43:53 kefk ata1: dev 0 cfg 49:2f00 82:7c6b 83:7f09 84:4003 85:7c69 86:3e01 87:4003 88:207f Jan 19 21:43:53 kefk ata1: dev 0 ATA, max UDMA/133, 320173056 sectors: lba48 Jan 19 21:43:53 kefk ata1: dev 0 configured for UDMA/133 Jan 19 21:43:53 kefk scsi1 : ata_piix Jan 19 21:43:53 kefk ata2: SATA port has no device. Jan 19 21:43:53 kefk scsi2 : ata_piix Jan 19 21:43:53 kefk Vendor: ATA Model: Maxtor 6Y160M0 Rev: YAR5 Jan 19 21:43:53 kefk Type: Direct-Access ANSI SCSI revision: 05 Jan 19 21:43:53 kefk SCSI device sda: 320173056 512-byte hdwr sectors (163929 MB) Jan 19 21:43:53 kefk SCSI device sda: drive cache: write back Jan 19 21:43:53 kefk SCSI device sda: 320173056 512-byte hdwr sectors (163929 MB) Jan 19 21:43:53 kefk SCSI device sda: drive cache: write back Jan 19 21:43:53 kefk sda: sda1 sda2 sda3 sda4 < sda5 sda6 > Jan 19 21:43:53 kefk Attached scsi disk sda at scsi1, channel 0, id 0, lun 0 Jan 19 21:43:53 kefk sr0: scsi-1 drive Jan 19 21:43:53 kefk Uniform CD-ROM driver Revision: 3.20 Jan 19 21:43:53 kefk Attached scsi CD-ROM sr0 at scsi0, channel 0, id 3, lun 0 Jan 19 21:43:53 kefk sr1: scsi3-mmc drive: 16x/16x writer cd/rw xa/form2 cdda tray Jan 19 21:43:53 kefk Attached scsi CD-ROM sr1 at scsi0, channel 0, id 5, lun 0 Jan 19 21:43:53 kefk Attached scsi generic sg0 at scsi0, channel 0, id 2, lun 0, type 6 Jan 19 21:43:53 kefk Attached scsi generic sg1 at scsi0, channel 0, id 3, lun 0, type 5 Jan 19 21:43:53 kefk Attached scsi generic sg2 at scsi0, channel 0, id 5, lun 0, type 5 Jan 19 21:43:53 kefk Attached scsi generic sg3 at scsi1, channel 0, id 0, lun 0, type 0 -- Fabio Coatti http://members.ferrara.linux.it/cova Ferrara Linux Users Group http://ferrara.linux.it GnuPG fp:9765 A5B6 6843 17BC A646 BE8C FA56 373A 5374 C703 Old SysOps never die... they simply forget their password. - 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/