Re: Interactive Usage of 2.6.0.test1 worse than 2.4.21

Peter Chubb
2003-08-05T22:43:34Z

>>>>> "Andrew" == Andrew Morton <akpm@osdl.org> writes:

Andrew> Martin Konold <martin.konold@erfrakon.de> wrote:
>> Hi,
>>
>> when using 2.6.0.test1 on a high end laptop (P-IV 2.2 GHz, 1GB RAM)
>> I notice very significant slowdown in interactive usage compared to
>> 2.4.21.
>>
>> The difference is most easily seen when switching folders in
>> kmail. While 2.4.21 is instantaneous 2.6.0.test1 shows the clock
>> for about 2-3 seconds.
>>

I see the same problem, and I'm using XFS. Booting with
elevator=deadline fixed it for me. The anticipatory scheduler hurts
if you have a disc optimised for low power consumption, not speed.

--
Dr Peter Chubb http://www.gelato.unsw.edu.au peterc AT gelato.unsw.edu.au
You are lost in a maze of BitKeeper repositories, all slightly different.