Re: Extreme IDE slowdown with 2.2.18

From: Rob Adamson (r.adamson@hotpop.com)
Date: Wed Dec 20 2000 - 14:29:50 EST


On Wed, 20 Dec 2000, Robert Högberg wrote:

> I'm having problems with the performance of my harddrives after I
> upgraded my kernel from 2.2.17 to 2.2.18.
> The performancedrop is noticable on every IDE drive.

[snip]
> Does anyone know what could be wrong? Have I forgot something? Is this a
> known problem with the 2.2.18 kernel?

Is DMA enabled on the hard drives?
Did you turn on "Use DMA by default" in the kernel configuration?
Did you compile in DMA support (if needed)?

What is the output of "hdparm /dev/hda /dev/hdb /dev/hdc" ?

Rob Adamson.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Sat Dec 23 2000 - 21:00:27 EST