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Re: [announce] CFS-devel, performance improvements

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To: Roman Zippel <zippel@...>
Cc: Ingo Molnar <mingo@...>, <linux-kernel@...>, Mike Galbraith <efault@...>
Date: Friday, September 14, 2007 - 8:17 am

On Fri, 2007-09-14 at 14:04 +0200, Roman Zippel wrote:

=20
.=20

All it tried to do was approximate the situation where the task never
left the rq. I'm not saying it makes sense or is the right thing to do,
just what the thought behind that particular bit was.

There is a reason it was turned off by default:

-		SCHED_FEAT_SLEEPER_AVG		*0 |
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Messages in current thread:
[announce] CFS-devel, performance improvements, Ingo Molnar, (Tue Sep 11, 4:04 pm)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Wed Sep 12, 6:17 pm)
Re: [announce] CFS-devel, performance improvements, Willy Tarreau, (Thu Sep 13, 7:08 pm)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Fri Sep 14, 9:10 am)
Re: [announce] CFS-devel, performance improvements, Willy Tarreau, (Fri Sep 14, 1:54 pm)
Re: [announce] CFS-devel, performance improvements, Ingo Molnar, (Thu Sep 13, 8:47 am)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Fri Sep 14, 7:46 am)
Re: [announce] CFS-devel, performance improvements, Peter Zijlstra, (Thu Sep 13, 7:35 am)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Thu Sep 13, 8:14 am)
Re: [announce] CFS-devel, performance improvements, Peter Zijlstra, (Thu Sep 13, 8:44 am)
Re: [announce] CFS-devel, performance improvements, Peter Zijlstra, (Fri Sep 14, 7:16 am)
Re: [announce] CFS-devel, performance improvements, Ingo Molnar, (Thu Sep 13, 5:19 am)
Re: [announce] CFS-devel, performance improvements, debian developer, (Thu Sep 13, 3:34 am)
Re: [announce] CFS-devel, performance improvements, debian developer, (Thu Sep 13, 3:17 am)
Re: [announce] CFS-devel, performance improvements, Mike Galbraith, (Wed Sep 12, 2:20 am)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Tue Sep 11, 9:16 pm)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Thu Sep 13, 4:42 am)
Re: [announce] CFS-devel, performance improvements, Ingo Molnar, (Thu Sep 13, 5:06 am)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Thu Sep 13, 5:24 am)
Re: [announce] CFS-devel, performance improvements, Ingo Molnar, (Thu Sep 13, 5:31 am)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Thu Sep 13, 5:36 am)
Re: [announce] CFS-devel, performance improvements, Ingo Molnar, (Thu Sep 13, 7:48 am)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Thu Sep 13, 9:47 pm)
Re: [announce] CFS-devel, performance improvements, Kyle Moffett, (Fri Sep 14, 2:59 am)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Thu Sep 13, 10:26 pm)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Thu Sep 13, 5:43 am)
Re: [announce] CFS-devel, performance improvements, Rob Hussey, (Thu Sep 13, 6:17 am)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Tue Sep 11, 8:42 pm)
Re: [announce] CFS-devel, performance improvements, Ingo Molnar, (Thu Sep 13, 3:52 am)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Thu Sep 13, 8:35 am)
Re: [announce] CFS-devel, performance improvements, Sam Ravnborg, (Thu Sep 13, 3:01 pm)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Fri Sep 14, 8:26 am)
Re: [announce] CFS-devel, performance improvements, Ingo Molnar, (Thu Sep 13, 10:28 am)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Thu Sep 13, 12:50 pm)
Re: [announce] CFS-devel, performance improvements, Arjan van de Ven, (Fri Sep 14, 11:26 am)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Fri Sep 14, 10:50 am)
Re: [announce] CFS-devel, performance improvements, Arjan van de Ven, (Fri Sep 14, 11:56 am)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Fri Sep 14, 11:13 am)
Re: [announce] CFS-devel, performance improvements, Kyle Moffett, (Thu Sep 13, 2:28 pm)
Re: [announce] CFS-devel, performance improvements, Peter Zijlstra, (Thu Sep 13, 3:08 pm)
Re: [announce] CFS-devel, performance improvements, Peter Zijlstra, (Thu Sep 13, 1:06 pm)
Re: [announce] CFS-devel, performance improvements, Roman Zippel, (Fri Sep 14, 8:04 am)
Re: [announce] CFS-devel, performance improvements, Peter Zijlstra, (Fri Sep 14, 8:17 am)
Re: [announce] CFS-devel, performance improvements, Peter Zijlstra, (Thu Sep 13, 1:09 pm)
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