Re: preformance problem
Istvan Soos <[email protected]>
| Newsgroups | gmane.linux.gentoo.performance |
|---|---|
| Message-ID | <[email protected]> |
> Stage 3, so your system is not fully compiled and thus not fully
> optimised, however it should not impact your disk I/O ;p
sorry, I've emerge -pv system (recompile gcc and others...)
>
> > Any suggestion?
>
> *IF* you're sure this is a disk problem, the first thing you should check
> is an hdparm -tT /dev/yourdisk, then check if DMA is enabled, and/or if
> hdparm is configured to start at bootup.
Not sure, kernel (2.6.8.1) & disk & wait problem.
hdparm -vid /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 = 80026361856, start = 0
Model=TOSHIBA MK8025GAS, FwRev=KA023A, SerialNo=83T42170S
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
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: device does not report version:
* signifies the current active mode
And it's on after boot.
Istvan
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