Messages in this thread | | | Date | Sat, 14 Aug 2004 08:09:48 +0200 | From | Jurriaan <> | Subject | strange network performance degradation 2.6.8-rc3-mm1 -> 2.6.8-rc4-mm1 |
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My adsl-line, which is capable of reaching 450 KiB/s with 2.6.8-rc3-mm1 (and earlier kernels) barely gets 6 to 10 KiB/s with 2.6.8-rc4-mm1. The router, firewall and internet connection are the same in both cases.
I'm using the 8139TOO driver, and it seems to call pci_enable_device() in drivers/net/8139too.c. so that should be OK.
The dmesg-output between 2.6.8-rc3-mm1 and 2.6.8-rc4-mm1 differs like this:
1c1 < Linux version 2.6.8-rc3-mm1 (jurriaan@middle) (gcc version 3.3.4 (Debian 1:3.3.4-7)) #1 SMP Fri Aug 6 07:12:48 CEST 2004 --- > Linux version 2.6.8-rc4-mm1 (jurriaan@middle) (gcc version 3.3.4 (Debian 1:3.3.4-7)) #2 SMP Tue Aug 10 09:40:51 CEST 2004 123,138c123,129 < ACPI: PCI interrupt 0000:00:1d.0[A] -> GSI 16 (level, low) -> IRQ 16 < ACPI: PCI interrupt 0000:00:1d.1[B] -> GSI 19 (level, low) -> IRQ 19 < ACPI: PCI interrupt 0000:00:1d.2[C] -> GSI 18 (level, low) -> IRQ 18 < ACPI: PCI interrupt 0000:00:1d.3[A] -> GSI 16 (level, low) -> IRQ 16 < ACPI: PCI interrupt 0000:00:1d.7[D] -> GSI 23 (level, low) -> IRQ 23 < ACPI: PCI interrupt 0000:00:1f.1[A] -> GSI 18 (level, low) -> IRQ 18 < ACPI: PCI interrupt 0000:00:1f.3[B] -> GSI 17 (level, low) -> IRQ 17 < ACPI: PCI interrupt 0000:00:1f.5[B] -> GSI 17 (level, low) -> IRQ 17 < ACPI: PCI interrupt 0000:01:00.0[A] -> GSI 16 (level, low) -> IRQ 16 < ACPI: PCI interrupt 0000:02:00.0[A] -> GSI 16 (level, low) -> IRQ 16 < ACPI: PCI interrupt 0000:02:00.1[A] -> GSI 16 (level, low) -> IRQ 16 < ACPI: PCI interrupt 0000:02:01.0[A] -> GSI 17 (level, low) -> IRQ 17 < ACPI: PCI interrupt 0000:02:02.0[A] -> GSI 18 (level, low) -> IRQ 18 < ACPI: PCI interrupt 0000:02:05.0[A] -> GSI 21 (level, low) -> IRQ 21 < ACPI: PCI interrupt 0000:02:06.0[A] -> GSI 22 (level, low) -> IRQ 22 < ACPI: PCI interrupt 0000:02:07.0[A] -> GSI 23 (level, low) -> IRQ 23 --- > ** PCI interrupts are no longer routed automatically. If this > ** causes a device to stop working, it is probably because the > ** driver failed to call pci_enable_device(). As a temporary > ** workaround, the "pci=routeirq" argument restores the old > ** behavior. If this argument makes the device work again, > ** please email the output of "lspci" to bjorn.helgaas@hp.com > ** so I can fix the driver.
[obviously uninteresting lines about different cpu temperatures snipped]
This behaviour happens both with /proc/sys/net/ipv4/tcp_window_scaling set to 0 or 1 (setting it to 0 or 1 doesn't matter with 2.6.8-rc3-mm1).
What could be the problem here?
2.6.8-rc4-mm1 .config: CONFIG_X86=y CONFIG_MMU=y CONFIG_UID16=y CONFIG_GENERIC_ISA_DMA=y CONFIG_EXPERIMENTAL=y CONFIG_BROKEN=y CONFIG_BROKEN_ON_SMP=y CONFIG_SWAP=y CONFIG_SYSVIPC=y CONFIG_SYSCTL=y CONFIG_LOG_BUF_SHIFT=16 CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_KALLSYMS=y CONFIG_KALLSYMS_ALL=y CONFIG_FUTEX=y CONFIG_EPOLL=y CONFIG_IOSCHED_NOOP=y CONFIG_IOSCHED_AS=y CONFIG_IOSCHED_DEADLINE=y CONFIG_IOSCHED_CFQ=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_OBSOLETE_MODPARM=y CONFIG_KMOD=y CONFIG_STOP_MACHINE=y CONFIG_X86_PC=y CONFIG_MPENTIUM4=y CONFIG_X86_CMPXCHG=y CONFIG_X86_XADD=y CONFIG_X86_L1_CACHE_SHIFT=7 CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_X86_WP_WORKS_OK=y CONFIG_X86_INVLPG=y CONFIG_X86_BSWAP=y CONFIG_X86_POPAD_OK=y CONFIG_X86_GOOD_APIC=y CONFIG_X86_INTEL_USERCOPY=y CONFIG_X86_USE_PPRO_CHECKSUM=y CONFIG_HPET_TIMER=y CONFIG_HPET_EMULATE_RTC=y CONFIG_SMP=y CONFIG_NR_CPUS=2 CONFIG_SCHED_SMT=y CONFIG_PREEMPT=y CONFIG_X86_LOCAL_APIC=y CONFIG_X86_IO_APIC=y CONFIG_X86_TSC=y CONFIG_X86_MCE=y CONFIG_X86_MCE_NONFATAL=y CONFIG_X86_MCE_P4THERMAL=y CONFIG_MICROCODE=y CONFIG_X86_MSR=y CONFIG_X86_CPUID=y CONFIG_HIGHMEM4G=y CONFIG_HIGHMEM=y CONFIG_HIGHPTE=y CONFIG_MTRR=y CONFIG_HAVE_DEC_LOCK=y CONFIG_REGPARM=y CONFIG_PM=y CONFIG_ACPI=y CONFIG_ACPI_BOOT=y CONFIG_ACPI_INTERPRETER=y CONFIG_ACPI_SLEEP=y CONFIG_ACPI_SLEEP_PROC_FS=y CONFIG_ACPI_AC=y CONFIG_ACPI_BUTTON=y CONFIG_ACPI_FAN=y CONFIG_ACPI_PROCESSOR=y CONFIG_ACPI_THERMAL=y CONFIG_ACPI_BUS=y CONFIG_ACPI_EC=y CONFIG_ACPI_POWER=y CONFIG_ACPI_PCI=y CONFIG_ACPI_SYSTEM=y CONFIG_X86_PM_TIMER=y CONFIG_PCI=y CONFIG_PCI_GOANY=y CONFIG_PCI_BIOS=y CONFIG_PCI_DIRECT=y CONFIG_PCI_MMCONFIG=y CONFIG_PCI_NAMES=y CONFIG_ISA=y CONFIG_BINFMT_ELF=y CONFIG_BINFMT_AOUT=y CONFIG_BINFMT_MISC=y CONFIG_PREVENT_FIRMWARE_BUILD=y CONFIG_PARPORT=y CONFIG_PARPORT_PC=y CONFIG_PARPORT_PC_CML1=y CONFIG_PARPORT_1284=y CONFIG_BLK_DEV_FD=y CONFIG_BLK_DEV_LOOP=y CONFIG_IDE=y CONFIG_BLK_DEV_IDE=y CONFIG_BLK_DEV_IDEDISK=y CONFIG_BLK_DEV_IDECD=y CONFIG_BLK_DEV_IDESCSI=y CONFIG_IDE_GENERIC=y CONFIG_BLK_DEV_IDEPCI=y CONFIG_IDEPCI_SHARE_IRQ=y CONFIG_BLK_DEV_IDEDMA_PCI=y CONFIG_IDEDMA_PCI_AUTO=y CONFIG_BLK_DEV_ADMA=y CONFIG_BLK_DEV_AMD74XX=y CONFIG_BLK_DEV_HPT366=y CONFIG_BLK_DEV_PIIX=y CONFIG_BLK_DEV_PDC202XX_OLD=y CONFIG_BLK_DEV_VIA82CXXX=y CONFIG_BLK_DEV_IDEDMA=y CONFIG_IDEDMA_AUTO=y CONFIG_SCSI=y CONFIG_SCSI_PROC_FS=y CONFIG_BLK_DEV_SD=y CONFIG_CHR_DEV_ST=y CONFIG_BLK_DEV_SR=y CONFIG_CHR_DEV_SG=y CONFIG_SCSI_MULTI_LUN=y CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_SPI_ATTRS=y CONFIG_SCSI_SYM53C8XX_2=y CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=1 CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16 CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64 CONFIG_SCSI_QLA2XXX=y CONFIG_MD=y CONFIG_BLK_DEV_MD=y CONFIG_MD_LINEAR=y CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y CONFIG_MD_RAID5=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_ROUTE_VERBOSE=y CONFIG_SYN_COOKIES=y CONFIG_IPV6=y CONFIG_NETFILTER=y CONFIG_IP6_NF_IPTABLES=y CONFIG_IP6_NF_MATCH_LIMIT=y CONFIG_IP6_NF_MATCH_MAC=y CONFIG_IP6_NF_MATCH_RT=y CONFIG_IP6_NF_MATCH_OPTS=y CONFIG_IP6_NF_MATCH_FRAG=y CONFIG_IP6_NF_MATCH_HL=y CONFIG_IP6_NF_MATCH_MULTIPORT=y CONFIG_IP6_NF_MATCH_OWNER=y CONFIG_IP6_NF_MATCH_MARK=y CONFIG_IP6_NF_MATCH_IPV6HEADER=y CONFIG_IP6_NF_MATCH_AHESP=y CONFIG_IP6_NF_MATCH_LENGTH=y CONFIG_IP6_NF_MATCH_EUI64=y CONFIG_IP6_NF_FILTER=y CONFIG_IP6_NF_TARGET_LOG=y CONFIG_IP6_NF_MANGLE=y CONFIG_IP6_NF_TARGET_MARK=y CONFIG_IP6_NF_RAW=y CONFIG_NETDEVICES=y CONFIG_DUMMY=y CONFIG_NET_ETHERNET=y CONFIG_MII=y CONFIG_NET_TULIP=y CONFIG_TULIP=y CONFIG_TULIP_MWI=y CONFIG_TULIP_MMIO=y CONFIG_NET_PCI=y CONFIG_8139TOO=y CONFIG_E1000=y CONFIG_TIGON3=y CONFIG_INPUT=y CONFIG_INPUT_MOUSEDEV=y CONFIG_INPUT_MOUSEDEV_PSAUX=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 CONFIG_SOUND_GAMEPORT=y CONFIG_SERIO=y CONFIG_SERIO_I8042=y CONFIG_SERIO_SERPORT=y CONFIG_INPUT_KEYBOARD=y CONFIG_KEYBOARD_ATKBD=y CONFIG_INPUT_MOUSE=y CONFIG_MOUSE_PS2=y CONFIG_INPUT_MISC=y CONFIG_INPUT_PCSPKR=y CONFIG_VT=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_NR_UARTS=4 CONFIG_SERIAL_CORE=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 CONFIG_PRINTER=y CONFIG_WATCHDOG=y CONFIG_SOFT_WATCHDOG=y CONFIG_HW_RANDOM=y CONFIG_RTC=y CONFIG_AGP=y CONFIG_AGP_INTEL=y CONFIG_DRM=y CONFIG_DRM_RADEON=y CONFIG_DRM_MGA=y CONFIG_HANGCHECK_TIMER=y CONFIG_I2C=y CONFIG_I2C_CHARDEV=m CONFIG_I2C_ALGOBIT=y CONFIG_I2C_ISA=m CONFIG_I2C_VIAPRO=m CONFIG_I2C_SENSOR=m CONFIG_SENSORS_VIA686A=m CONFIG_SENSORS_W83781D=m CONFIG_SENSORS_EEPROM=m CONFIG_FB=y CONFIG_FB_MODE_HELPERS=y CONFIG_VIDEO_SELECT=y CONFIG_FB_MATROX=y CONFIG_FB_MATROX_G450=y CONFIG_FB_MATROX_G100=y CONFIG_FB_RADEON=y CONFIG_FB_RADEON_I2C=y CONFIG_VGA_CONSOLE=y CONFIG_DUMMY_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FONTS=y CONFIG_FONT_SUN12x22=y CONFIG_LOGO=y CONFIG_LOGO_LINUX_MONO=y CONFIG_LOGO_LINUX_VGA16=y CONFIG_LOGO_LINUX_CLUT224=y CONFIG_SOUND=y CONFIG_SND=y CONFIG_SND_TIMER=y CONFIG_SND_PCM=y CONFIG_SND_HWDEP=y CONFIG_SND_RAWMIDI=y CONFIG_SND_SEQUENCER=y CONFIG_SND_OSSEMUL=y CONFIG_SND_MIXER_OSS=y CONFIG_SND_PCM_OSS=y CONFIG_SND_SEQUENCER_OSS=y CONFIG_SND_RTCTIMER=y CONFIG_SND_MPU401_UART=y CONFIG_SND_OPL3_LIB=y CONFIG_SND_AC97_CODEC=y CONFIG_SND_EMU10K1=y CONFIG_SND_CMIPCI=y CONFIG_SND_INTEL8X0=y CONFIG_SND_VIA82XX=y CONFIG_USB=y CONFIG_USB_DEVICEFS=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_UHCI_HCD=y CONFIG_USB_PRINTER=y CONFIG_USB_HID=y CONFIG_USB_HIDINPUT=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y CONFIG_EXT3_FS_XATTR=y CONFIG_JBD=y CONFIG_FS_MBCACHE=y CONFIG_REISERFS_FS=y CONFIG_XFS_FS=y CONFIG_ISO9660_FS=y CONFIG_JOLIET=y CONFIG_UDF_FS=y CONFIG_UDF_NLS=y CONFIG_FAT_FS=y CONFIG_VFAT_FS=y CONFIG_FAT_DEFAULT_CODEPAGE=437 CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" CONFIG_NTFS_FS=y CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_SYSFS=y CONFIG_TMPFS=y CONFIG_RAMFS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_SUNRPC=y CONFIG_MSDOS_PARTITION=y CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ISO8859_1=y CONFIG_DEBUG_KERNEL=y CONFIG_EARLY_PRINTK=y CONFIG_MAGIC_SYSRQ=y CONFIG_FRAME_POINTER=y CONFIG_SCHEDSTATS=y CONFIG_X86_FIND_SMP_CONFIG=y CONFIG_X86_MPPARSE=y CONFIG_CRC32=y CONFIG_X86_SMP=y CONFIG_X86_HT=y CONFIG_X86_BIOS_REBOOT=y CONFIG_X86_TRAMPOLINE=y CONFIG_PC=y
Thanks, Jurriaan -- Whatever women do they must do twice as well as men to be thought of as half as good. Luckily, this is not difficult. Charlotte Whitton Debian (Unstable) GNU/Linux 2.6.8-rc3-mm1 2x6078 bogomips load 0.04 - 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/
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