From mboxrd@z Thu Jan 1 00:00:00 1970 From: "frage schnell" Subject: Re: sym53c8xx_2 make scsitap slow Date: Thu, 13 Jan 2005 11:20:17 +0100 (MET) Message-ID: <12890.1105611617@www67.gmx.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from imap.gmx.net ([213.165.64.20]:481 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S261554AbVAMKUS (ORCPT ); Thu, 13 Jan 2005 05:20:18 -0500 Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: linux-scsi@vger.kernel.org "frage schnell" writes: >> I used a HP ulrium storage on a tekteam DC-390U2B with kernel 2.6.5 and >> modul sym53c8xx >> tar writs with 11MB/s to the tape >> with new kernel 2.6.8 or 2.6.10 >> tar writs with 3MB/s to the tape >> >> wath have I to to to get the same speed with the new kennel >Please provide dmesg logs to shed some light on the detection of the >adaptor and tape drive. dmesg for kernel 2.6.5 scsi related parts Linux version 2.6.5-7.111-smp (geeko@buildhost) (gcc version 3.3.3 (SuSE Linux))SCSI subsystem initialized Red Hat/Adaptec aacraid driver (1.1.2-lk1 Oct 14 2004) AAC0: kernel 4.0.4 build 5770 AAC0: monitor 4.0.4 build 5770 AAC0: bios 4.0.0 build 5770 AAC0: serial ba2b1bfafaf001 aacraid: NMI ISR: NMI_PRIMARY_ATU_ERROR scsi0 : aacraid Vendor: ADAPTEC Model: Adaptec RAID5 Rev: V1.0 Type: Direct-Access ANSI SCSI revision: 02 SCSI device sda: 287105024 512-byte hdwr sectors (146998 MB) sda: Write Protect is off sda: Mode Sense: 03 00 00 00 SCSI device sda: drive cache: write through sda: sda1 sda2 Attached scsi removable disk sda at scsi0, channel 0, id 0, lun 0 Vendor: ADAPTEC Model: Adaptec Volume Rev: V1.0 Type: Direct-Access ANSI SCSI revision: 02 SCSI device sdb: 143552512 512-byte hdwr sectors (73499 MB) sdb: Write Protect is off sdb: Mode Sense: 03 00 00 00 SCSI device sdb: drive cache: write through sdb: sdb1 sdb2 Attached scsi removable disk sdb at scsi0, channel 0, id 1, lun 0 Capability LSM initialized ReiserFS: sda1: found reiserfs format "3.6" with standard journal ReiserFS: sda1: using ordered data mode reiserfs: using flush barriers ReiserFS: sda1: journal params: device sda1, size 8192, journal first block 18, max trans len 1024, max batch 900, max commit age 30, max trans age 30 ReiserFS: sda1: checking transaction log (sda1) reiserfs: disabling flush barriers on sda1 ReiserFS: sda1: Using r5 hash to sort names VFS: Mounted root (reiserfs filesystem) readonly. Trying to move old root to /initrd ... failed Unmounting old root Trying to free ramdisk memory ... failed Freeing unused kernel memory: 244k freed Adding 1052216k swap on /dev/sdb1. Priority:42 extents:1 sk98lin: Network Device Driver v6.23 (C)Copyright 1999-2004 Marvell(R). eth0: 3Com Gigabit LOM (3C940) PrefPort:A RlmtMode:Check Link State sym0: <895> rev 0x1 at pci 0000:02:0c.0 irq 20 sym0: Tekram NVRAM, ID 15, Fast-40, LVD, parity checking sym0: SCSI BUS has been reset. scsi1 : sym-2.1.18i md: Autodetecting RAID arrays. md: autorun ... md: ... autorun DONE. device-mapper: 4.1.0-ioctl (2003-12-10) initialised: dm@uk.sistina.com 8139too Fast Ethernet driver 0.9.27 Vendor: HP Model: Ultrium 1-SCSI Rev: N27D Type: Sequential-Access ANSI SCSI revision: 03 sym0:5: FAST-40 WIDE SCSI 80.0 MB/s ST (25.0 ns, offset 15) Attached scsi generic sg0 at scsi0, channel 0, id 0, lun 0, type 0 Attached scsi generic sg1 at scsi0, channel 0, id 1, lun 0, type 0 Attached scsi generic sg2 at scsi1, channel 0, id 5, lun 0, type 1 hw_random hardware driver 1.0.0 loaded st: Version 20040318, fixed bufsize 32768, s/g segs 256 Attached scsi tape st0 at scsi1, channel 0, id 5, lun 0 st0: try direct i/o: yes (alignment 512 B), max page reachable by HBA 1048575 subfs 0.9 st0: Block limits 1 - 16777215 bytes. dmesg for kernel 2.6.5 scsi related parts Linux version 2.6.8-24.10-smp (geeko@buildhost) (gcc version 3.3.4 (pre 3.3.5 20040809)) #1 SMP Wed Dec 22 11:54:27 UTC 2004 SCSI subsystem initialized aacraid: falsely claims to have parameter commit Red Hat/Adaptec aacraid driver (1.1.2-lk2 Dec 22 2004) ACPI: PCI interrupt 0000:02:0a.0[A] -> GSI 22 (level, low) -> IRQ 209 AAC0: kernel 4.0.4 build 5770 AAC0: monitor 4.0.4 build 5770 AAC0: bios 4.0.0 build 5770 AAC0: serial ba2b1bfafaf001 AAC0: Non-DASD support enabled. aacraid: NMI ISR: NMI_PRIMARY_ATU_ERROR scsi0 : aacraid Vendor: ADAPTEC Model: Adaptec RAID5 Rev: V1.0 Type: Direct-Access ANSI SCSI revision: 02 SCSI device sda: 287105024 512-byte hdwr sectors (146998 MB) sda: Write Protect is off sda: Mode Sense: 03 00 00 00 SCSI device sda: drive cache: write through sda: sda1 sda2 Attached scsi removable disk sda at scsi0, channel 0, id 0, lun 0 Vendor: ADAPTEC Model: Adaptec Volume Rev: V1.0 Type: Direct-Access ANSI SCSI revision: 02 SCSI device sdb: 143552512 512-byte hdwr sectors (73499 MB) sdb: Write Protect is off sdb: Mode Sense: 03 00 00 00 SCSI device sdb: drive cache: write through sdb: sdb1 sdb2 Attached scsi removable disk sdb at scsi0, channel 0, id 1, lun 0 Capability LSM initialized ACPI: PCI interrupt 0000:02:0c.0[A] -> GSI 20 (level, low) -> IRQ 217 sym0: <895> rev 0x1 at pci 0000:02:0c.0 irq 217 md: Autodetecting RAID arrays. sym0: Tekram NVRAM, ID 15, Fast-40, LVD, parity checking sym0: SCSI BUS has been reset. scsi1 : sym-2.1.18j md: autorun ... md: ... autorun DONE. device-mapper: 4.1.0-ioctl (2003-12-10) initialised: dm@uk.sistina.com evdev_connect: evdev cde12780 handle cde1279c name event0 evdev_connect: evdev cde12580 handle cde1259c name event1 evdev_connect: evdev cde6aa80 handle cde6aa9c name event2 Vendor: HP Model: Ultrium 1-SCSI Rev: N27D Type: Sequential-Access ANSI SCSI revision: 03 scsi(1:0:5:0): Beginning Domain Validation scsi(1:0:5:0): Ending Domain Validation hw_random hardware driver 1.0.0 loaded Attached scsi generic sg0 at scsi0, channel 0, id 0, lun 0, type 0 Attached scsi generic sg1 at scsi0, channel 0, id 1, lun 0, type 0 Attached scsi generic sg2 at scsi1, channel 0, id 5, lun 0, type 1 st: Version 20040403, fixed bufsize 32768, s/g segs 256 Attached scsi tape st0 at scsi1, channel 0, id 5, lun 0 st0: try direct i/o: yes (alignment 512 B), max page reachable by HBA 1048575 subfs 0.9 -- +++ Sparen Sie mit GMX DSL +++ http://www.gmx.net/de/go/dsl AKTION für Wechsler: DSL-Tarife ab 3,99 EUR/Monat + Startguthaben