linux-kernel - Re: [PATCH] [RSDL 5/6] sched: implement rsdl cpu scheduler

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Message-id: <200703051605.49298.gene.heskett@gmail.com>
Date:	Mon, 05 Mar 2007 16:05:48 -0500
From:	Gene Heskett <gene.heskett@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Matt Mackall <mpm@...enic.com>, Con Kolivas <kernel@...ivas.org>,
	ck list <ck@....kolivas.org>
Subject: Re: [PATCH] [RSDL 5/6] sched: implement rsdl cpu scheduler

On Monday 05 March 2007, Matt Mackall wrote:
>On Sun, Mar 04, 2007 at 06:06:22PM +1100, Con Kolivas wrote:
>> + * This is the time all tasks within the same priority round robin.
>> + * Set to a minimum of 6ms.
>>   */
>> +#define RR_INTERVAL		((6 * HZ / 1001) + 1)
>
>What happens with small HZ? Like 100? I suppose 10ms is a reasonable
>number here. But in general, how well does this scheduler do without a
>time source other than jiffies?

I don't personally know, but another poster I recall did say he was using 
a slow clock and it worked great so you might backtrack in this thread.  
I'm using the 1k clock here.

-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
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