Re: [2.6] system is very slow during disk access

[Michael Buesch <fsdeveloper@yahoo.de>]

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On Wednesday 06 August 2003 22:31, insecure wrote:
> hdparm -T -t output? dmesg? lspci? /proc/ide stuff?


root@lfs:/home/mb> hdparm -T -t /dev/hda

/dev/hda:
 Timing buffer-cache reads:   128 MB in  0.37 seconds =343.22 MB/sec
 Timing buffered disk reads:  64 MB in  1.53 seconds = 41.81 MB/sec


dmesg doesn't show any unusual messages.


root@lfs:/home/mb> lspci 
00:00.0 Host bridge: Intel Corp. 82845 845 (Brookdale) Chipset Host Bridge (rev 04)
00:01.0 PCI bridge: Intel Corp. 82845 845 (Brookdale) Chipset AGP Bridge (rev 04)
00:1e.0 PCI bridge: Intel Corp. 82801BA/CA/DB PCI Bridge (rev 05)
00:1f.0 ISA bridge: Intel Corp. 82801BA ISA Bridge (LPC) (rev 05)
00:1f.1 IDE interface: Intel Corp. 82801BA IDE U100 (rev 05)
00:1f.2 USB Controller: Intel Corp. 82801BA/BAM USB (Hub #1) (rev 05)
00:1f.3 SMBus: Intel Corp. 82801BA/BAM SMBus (rev 05)
00:1f.4 USB Controller: Intel Corp. 82801BA/BAM USB (Hub #2) (rev 05)
01:00.0 VGA compatible controller: nVidia Corporation NV25 [GeForce4 Ti4400] (rev a2)
03:02.0 Multimedia video controller: Brooktree Corporation Bt878 Video Capture (rev 11)
03:02.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture (rev 11)
03:03.0 Multimedia audio controller: Ensoniq 5880 AudioPCI (rev 02)
03:04.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8029(AS)
03:0c.0 USB Controller: NEC Corporation USB (rev 41)
03:0c.1 USB Controller: NEC Corporation USB (rev 41)
03:0c.2 USB Controller: NEC Corporation USB 2.0 (rev 02)

root@lfs:/home/mb> cat /proc/ide/drivers 
ide-cdrom version 4.59-ac1
ide-disk version 1.18

root@lfs:/home/mb> cat /proc/ide/hda/settings 
name                    value           min             max             mode
- ----                    -----           ---             ---             ----
acoustic                0               0               254             rw
address                 0               0               2               rw
bios_cyl                79780           0               65535           rw
bios_head               16              0               255             rw
bios_sect               63              0               63              rw
bswap                   0               0               1               r
current_speed           69              0               70              rw
failures                0               0               65535           rw
init_speed              69              0               70              rw
io_32bit                1               0               3               rw
keepsettings            0               0               1               rw
lun                     0               0               7               rw
max_failures            1               0               65535           rw
multcount               16              0               16              rw
nice1                   1               0               1               rw
nowerr                  0               0               1               rw
number                  0               0               3               rw
pio_mode                write-only      0               255             w
slow                    0               0               1               rw
unmaskirq               0               0               1               rw
using_dma               1               0               1               rw
wcache                  0               0               1               rw


root@lfs:/home/mb> cat /proc/ide/hda/model 
IC35L040AVVA07-0


> --
> insecure

- -- 
Regards Michael Buesch  [ http://www.8ung.at/tuxsoft ]
Penguin on this machine:  Linux 2.6.0-test2 - i386

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