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SubjectRe: HZ, preferably as small as possible
Thunder from the hill wrote:
> Hi,
>
> On Wed, 10 Jul 2002, Thunder from the hill wrote:
>
>>Want a config option? Either int or bool (CONFIG_LOW_HZ). It's not too
>>much effort.
>
>
> I guess I forgot the half of it...
>
> What arches do we want?
>
> Index: arch/i386/Config.help
> ===================================================================
> RCS file: /var/cvs/thunder-2.5/arch/i386/Config.help,v
> retrieving revision 1.4
> diff -p -u -r1.4 Config.help
> --- arch/i386/Config.help 7 Jul 2002 09:59:46 -0000 1.4
> +++ arch/i386/Config.help 10 Jul 2002 22:40:17 -0000
> @@ -991,3 +991,13 @@ CONFIG_X86_EARLY_PRINTK
> to the console much earlier in the boot process than printk. This
> is useful when debugging fatal problems early in the boot sequence
> (e.g. within setup_arch). If unsure, say N.
> +
> +Low kernel scheduler rate
> +CONFIG_SCHED_LOW_HZ
> + Enable this if you care about your CPU sleeping time. The current
> + interval for scheduling processes in the kernel has recently been
> + increased. The advantage is less latency for many things that depend

Perhaps s/increased/shortened/ ?

> + on the timer, the disadvantage is that your cpu will probably not
> + go to sleep in time (so CPU power management will possibly not work
> + at all)
> +
> Index: include/asm-i386/param.h
[snip]

Eli
--------------------. "If it ain't broke now,
Eli Carter \ it will be soon." -- crypto-gram
eli.carter(a)inet.com `-------------------------------------------------

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