Re: 2.6.21.1 - 97% wait time on IDE operations

From: Tommy Vercetti
Date: Sat May 26 2007 - 11:45:58 EST


in terms of driver, what do you mean ?
this is my lspci:
00:00.0 Host bridge: Intel Corporation 82855PM Processor to I/O Controller
(rev 21)
00:01.0 PCI bridge: Intel Corporation 82855PM Processor to AGP Controller (rev
21)
00:1d.0 USB Controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M)
USB UHCI Controller #1 (rev 03)
00:1d.1 USB Controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M)
USB UHCI Controller #2 (rev 03)
00:1d.7 USB Controller: Intel Corporation 82801DB/DBM (ICH4/ICH4-M) USB2 EHCI
Controller (rev 03)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 83)
00:1f.0 ISA bridge: Intel Corporation 82801DBM (ICH4-M) LPC Interface Bridge
(rev 03)
00:1f.1 IDE interface: Intel Corporation 82801DBM (ICH4-M) IDE Controller (rev
03)
00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM
(ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 03)
00:1f.6 Modem: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97
Modem Controller (rev 03)
01:00.0 VGA compatible controller: nVidia Corporation NV34M [GeForce FX
Go5200] (rev a1)
02:07.0 FireWire (IEEE 1394): Texas Instruments TSB43AB22/A IEEE-1394a-2000
Controller (PHY/Link)
02:08.0 Ethernet controller: Intel Corporation 82801DB PRO/100 VE (MOB)
Ethernet Controller (rev 83)
02:0a.0 Network controller: Intel Corporation PRO/Wireless LAN 2100 3B Mini
PCI Adapter (rev 04)
02:0b.0 CardBus bridge: Toshiba America Info Systems ToPIC100 PCI to Cardbus
Bridge with ZV Support (rev 33)
02:0d.0 System peripheral: Toshiba America Info Systems SD TypA Controller
(rev 05)
03:00.0 Ethernet controller: Atheros Communications, Inc. AR5212 802.11abg NIC
(rev 01)


modules list, and config on request (don't want to pollute devs mailboxes).

/dev/hda:
Timing cached reads: 732 MB in 2.00 seconds = 365.74 MB/sec
Timing buffered disk reads: 76 MB in 3.00 seconds = 25.31 MB/sec
root@puppet:~# htparm -i -v /dev/hda
-su: htparm: command not found
root@puppet:~# hdparm -i -v /dev/hda

/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 = 156301488, start = 0

Model=TOSHIBA MK8025GAS, FwRev=KA023A, SerialNo=95NX6153S
Config={ Fixed }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=48
BuffType=unknown, BuffSize=0kB, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=156301488
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5 udma3 udma4 *udma5
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: Unspecified: ATA/ATAPI-1 ATA/ATAPI-2 ATA/ATAPI-3
ATA/ATAPI-4 ATA/ATAPI-5 ATA/ATAPI-6

* signifies the current active mode




--
Vercetti
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