Yauhen Kharuzhy пишет:
On Wed, Dec 19, 2007 at 10:03:12AM +0200, Игорь Чумак wrote:
При смене ядра с 2.6.10 на 2.6.18 (захотелось вкусностей типа ivman)
обнаружил жуткое падение производительности флешки: файл 15мб записывается
больше 2 мин. Тот же эффект и на других ядрах (2.6.20,2.6.22,2.6.23). При
откате на 2.6.10 производительность восстанавливается.
В логах ничего подозрительного не обнаружил. Используются те же модули, те
же параметры монтирования..
PS: Понимаю, что это типичный "подземный стук".. Но надеюсь на подсказку от
общественности ;)
Параметры железа, вывод lspci и опции монтирования в студию. А также
список загруженных модулей.
Железо:
motherboard на I815, P3-750, 256+128 mb ram
Опции монтирования, увы, не записал (это домашняя машинка), но опции
sync,nodev точно установлены
lspci
============
00:00.0 Host bridge: Intel Corporation 82815 815 Chipset Host Bridge and
Memory Controller Hub (rev 02)
00:01.0 PCI bridge: Intel Corporation 82815 815 Chipset AGP Bridge (rev 02)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 02)
00:1f.0 ISA bridge: Intel Corporation 82801BA ISA Bridge (LPC) (rev 02)
00:1f.1 IDE interface: Intel Corporation 82801BA IDE U100 (rev 02)
00:1f.2 USB Controller: Intel Corporation 82801BA/BAM USB (Hub #1) (rev 02)
00:1f.3 SMBus: Intel Corporation 82801BA/BAM SMBus (rev 02)
00:1f.4 USB Controller: Intel Corporation 82801BA/BAM USB (Hub #2) (rev 02)
01:00.0 VGA compatible controller: ATI Technologies Inc Radeon RV100 QY
[Radeon 7000/VE]
02:09.0 Multimedia audio controller: C-Media Electronics Inc CM8738 (rev 10)
===================
lsmod
==============
Module Size Used by
radeon 112512 2
drm 75668 3 radeon
ipv6 242724 10
ac 5636 0
battery 12296 0
ext3 121544 1
jbd 55368 1 ext3
nls_utf8 2112 2
vfat 12256 2
dm_snapshot 16932 0
dm_mirror 21632 0
dm_mod 52640 2 dm_snapshot,dm_mirror
w83781d 26732 0
hwmon_vid 2976 1 w83781d
snd_pcm_oss 39104 0
snd_mixer_oss 15296 1 snd_pcm_oss
msdos 9216 0
fat 48572 2 vfat,msdos
nls_koi8_r 5280 0
nls_cp866 5280 2
snd_cmipci 32544 0
gameport 15112 1 snd_cmipci
snd_pcm 72132 2 snd_pcm_oss,snd_cmipci
snd_page_alloc 10088 1 snd_pcm
tsdev 8160 0
snd_opl3_lib 9952 1 snd_cmipci
snd_timer 21188 2 snd_pcm,snd_opl3_lib
snd_hwdep 8836 1 snd_opl3_lib
snd_mpu401_uart 8128 1 snd_cmipci
snd_rawmidi 22656 1 snd_mpu401_uart
snd_seq_device 7852 2 snd_opl3_lib,snd_rawmidi
sd_mod 27424 2
snd 48388 10
snd_pcm_oss,snd_mixer_oss,snd_cmipci,snd_pcm,snd_opl3_lib,snd_timer,snd_hwdep,snd_mpu401_uart,snd_rawmidi,snd_seq_device
soundcore 7584 1 snd
button 8336 0
psmouse 36368 0
i2c_i801 9264 0
intel_agp 23348 1
i2c_core 23264 2 w83781d,i2c_i801
iTCO_wdt 11172 0
serio_raw 6724 0
agpgart 31624 2 drm,intel_agp
shpchp 31028 0
pci_hotplug 28096 1 shpchp
rtc 12984 0
pcspkr 3264 0
parport_pc 34020 0
evdev 9472 3
parport 34088 1 parport_pc
ext2 60104 1
mbcache 8320 2 ext3,ext2
usb_storage 77120 1
ide_cd 36384 0
cdrom 32608 1 ide_cd
ide_disk 16544 5
ata_generic 7588 0
libata 113968 1 ata_generic
scsi_mod 136300 3 sd_mod,usb_storage,libata
uhci_hcd 23056 0
piix 8932 0 [permanent]
generic 4804 0 [permanent]
ide_core 112484 5 usb_storage,ide_cd,ide_disk,piix,generic
usbcore 130568 3 usb_storage,uhci_hcd
floppy 54820 0
thermal 15580 0
processor 34696 1 thermal
fan 5092 0
=====================
grep -i usb dmesg.txt
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
USB Universal Host Controller Interface driver v3.0
uhci_hcd 0000:00:1f.2: new USB bus registered, assigned bus number 1
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
uhci_hcd 0000:00:1f.4: new USB bus registered, assigned bus number 2
usb usb2: configuration #1 chosen from 1 choice
hub 2-0:1.0: USB hub found
usb 1-1: new full speed USB device using uhci_hcd and address 2
usb 1-1: configuration #1 chosen from 1 choice
Initializing USB Mass Storage driver...
scsi0 : SCSI emulation for USB Mass Storage devices
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usb-storage: device found at 2
usb-storage: waiting for device to settle before scanning
usb-storage: device scan complete
scsi 0:0:0:0: Direct-Access CANYON CN-USB20EFD1024A 1.0 PQ: 0 ANSI: 2
usb 1-1: USB disconnect, address 2
usb 1-1: new full speed USB device using uhci_hcd and address 3
usb 1-1: configuration #1 chosen from 1 choice
scsi1 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 3
usb-storage: waiting for device to settle before scanning
usb-storage: device scan complete
scsi 1:0:0:0: Direct-Access CANYON CN-USB20EFD1024A 1.0 PQ: 0 ANSI: 2
--
Игорь Чумак, системный администратор Generali-Garant
tel (044) 206-88-20
icq 24049904
jabber: [EMAIL PROTECTED]
e-mail: [EMAIL PROTECTED]
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