[CentOS] Extremely slow disk transfers with SATA disks
vanja at pobox.com
Thu Mar 23 14:53:40 UTC 2006
On Thu, 23 Mar 2006 09:44:09 -0500
Chris Mauritz <chrism at imntv.com> wrote:
> Vanja Hrustic wrote:
> > I have installed CentOS 4.2, recently, on new computer.
> > Everything seemed to work fine.
> > However, we've found out that disk transfers are incredibly slow,
> > and I just can't figure out what to do in order to fix it.
> > Computer is now running CentOS 4.3 (updated it 1 hour ago), and same
> > thing is still present. I hoped kernel upgrade might fix it, but it
> > didn't.
> I am having similar issues with an Intel 845 based board. It sounds
> like your disks are running in PIO rather than in UDMA mode.
Erm, if I'm not wrong, SATA uses DMA 'by default', it's not something
we can change.
Thanks anyway :)
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