Re: P4 harddisk UDMA problem
On Thu, 2002-04-11 at 15:20, Anders Lennartsson wrote:
> Greetings
>
> I have access to a few Pentium4 machines where I administer Debian.
>
> They all suffer from the same problem, at boot time the harddisk is not
> set to use
> UDMA by default and thus get looooow performance.
> By hdparm -d 1 one can fix this.
>
> The kernel is of course compiled with the flag USE_DMA_BY_DEFAULT set,
> and it works nicely on
> another bunch of Athlon machines I run.
>
> By the way, the P4's all have Intel motherboards, of varying models,
> D850MV, D850GB etc.
>
> Any pointers appreciated,
Perhaps its a bug in the kernel. Stick hdparm -d 1 commands in your
startup. apt-get install hwtools, then edit /etc/init.d/hwtools. Make
sure its symlinked in /etc/rc2.d
Kind Regards
Crispin Wellington
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