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SubjectRe: Can and should the kernel HZ value be changed?
In article <Pine.LNX.3.96.990106204608.31487A-100000@chiara.csoma.elte.hu> you write:
>On Tue, 5 Jan 1999, Egil Kvaleberg wrote:
>
>> Pretty basal stuff, really: The more often you can switch context, the
>> quicker the response will be for any given process residing down on the ready
>> list somewhere. [...]
>
>_no_. When it's needed, we already context switch with arbitrary frequency
>(up to 360 thousand times per second on my box). Eg. when you hit a key in
>pine (running on the same box) to write the reply mail, the 'keypress
>event' gets to the application much much faster than 10 msec ...

Only if there are no cpu-bound processes running, which don't relenquish
their time slot voluntarily.


Paul Slootman
--
home: paul@wurtel.demon.nl | work: paul@murphy.nl | debian: paul@debian.org
http://www.wurtel.demon.nl | Murphy Software, Enschede, the Netherlands

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