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From: Ingo Molnar <mingo@elte.hu>
To: Gene Heskett <gene.heskett@verizon.net>
Cc: linux-kernel@vger.kernel.org,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	"Eugeny S. Mints" <emints@ru.mvista.com>,
	Daniel Walker <dwalker@mvista.com>
Subject: Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00
Date: Sun, 12 Jun 2005 15:49:07 +0200	[thread overview]
Message-ID: <20050612134907.GA17467@elte.hu> (raw)
In-Reply-To: <200506120940.11698.gene.heskett@verizon.net>


* Gene Heskett <gene.heskett@verizon.net> wrote:

> I think I see.  Do you have a swag as to how much runtime overhead 
> using softirq's only might cause? [...]

should be barely measurable for desktop workloads. For servers it might 
be significant, depending on the amount of IRQ traffic. For any box 
doing less than 2000-3000 irqs/sec it should be very small.

	Ingo

  reply	other threads:[~2005-06-12 13:51 UTC|newest]

Thread overview: 139+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-06-08 11:28 [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00 Ingo Molnar
2005-06-08 14:18 ` Michal Schmidt
2005-06-08 14:40   ` Keith Owens
2005-06-08 14:41   ` Paulo Marques
2005-06-08 15:04     ` Michal Schmidt
2005-06-08 15:23       ` Keith Owens
2005-06-08 15:56         ` Paulo Marques
2005-06-08 14:32 ` Michal Schmidt
2005-06-08 15:48 ` K.R. Foley
2005-06-08 16:08   ` K.R. Foley
2005-06-08 16:26     ` K.R. Foley
2005-06-08 17:26   ` K.R. Foley
2005-06-08 19:18     ` Ingo Molnar
2005-06-09 11:39       ` Ingo Molnar
2005-06-10 13:34         ` K.R. Foley
2005-06-09  8:47     ` Serge Noiraud
2005-06-09 11:55       ` Ingo Molnar
2005-06-09 15:12         ` Serge Noiraud
2005-06-09 16:34           ` Daniel Walker
2005-06-13  8:53             ` Serge Noiraud
2005-06-13  9:07               ` Ingo Molnar
2005-06-08 17:51 ` Michal Schmidt
2005-06-09 11:45   ` Ingo Molnar
2005-06-09 12:09     ` Michal Schmidt
2005-06-09 12:13       ` Ingo Molnar
2005-06-09 12:48         ` Michal Schmidt
2005-06-10  8:56         ` Esben Nielsen
2005-06-08 19:58 ` Daniel Walker
2005-06-09 21:24 ` Michal Schmidt
2005-06-09 21:34   ` Michal Schmidt
2005-06-11  7:32   ` Ingo Molnar
2005-06-11  8:10     ` Ingo Molnar
2005-06-11 16:35 ` Peter Zijlstra
2005-06-11 18:48   ` Ingo Molnar
2005-06-11 21:14     ` Peter Zijlstra
2005-06-12  1:40     ` Gene Heskett
2005-06-12  6:49       ` Ingo Molnar
2005-06-12  9:02         ` Gene Heskett
2005-06-12 10:35           ` Ingo Molnar
2005-06-12 13:40             ` Gene Heskett
2005-06-12 13:49               ` Ingo Molnar [this message]
2005-06-12 14:23                 ` Gene Heskett
2005-06-13  2:11                 ` Gene Heskett
2005-06-13  6:09                   ` Ingo Molnar
2005-06-13  8:37                     ` Gene Heskett
2005-06-14 18:24 ` K.R. Foley
2005-06-14 18:54   ` Ingo Molnar
2005-06-14 22:45     ` Daniel Walker
2005-06-15  6:12       ` Ingo Molnar
2005-06-15  9:13         ` Esben Nielsen
2005-06-14 20:37 ` Paul E. McKenney
2005-06-16  3:51 ` K.R. Foley
2005-06-16  7:29   ` Ingo Molnar
2005-06-16 11:22     ` K.R. Foley
2005-06-16 17:32       ` Ingo Molnar
2005-06-16 17:59         ` K.R. Foley
2005-06-16 20:37           ` K.R. Foley
2005-06-17 11:08             ` Ingo Molnar
2005-06-16 20:43           ` Ingo Molnar
2005-06-17  2:06             ` Gene Heskett
2005-06-17  4:53             ` Gene Heskett
2005-06-17 11:18             ` Ingo Molnar
2005-06-17 14:12               ` K.R. Foley
2005-06-17 15:33               ` K.R. Foley
2005-06-17 19:28         ` William Weston
2005-06-17 21:30           ` William Weston
2005-06-18 12:28             ` Ingo Molnar
2005-06-21  1:18               ` William Weston
2005-06-23  2:05               ` William Weston
2005-06-23  7:56                 ` Ingo Molnar
2005-06-23 13:45                   ` Gene Heskett
2005-06-21 13:10           ` Ingo Molnar
2005-06-21 19:08             ` William Weston
2005-06-21 20:17             ` Benjamin LaHaise
2005-06-21 20:37               ` William Weston
2005-06-21 20:48                 ` Benjamin LaHaise
2005-06-22  2:42               ` Gene Heskett
2005-06-22  7:40                 ` Ingo Molnar
2005-06-22 13:27                   ` Gene Heskett
2005-06-22 13:51                     ` Gene Heskett
2005-06-22 14:08                       ` Gene Heskett
2005-06-25  4:41                     ` Ingo Molnar
2005-06-25  4:47                       ` Ingo Molnar
2005-06-25  5:39                         ` Gene Heskett
2005-06-25  7:26                           ` Gene Heskett
2005-06-25  9:12                             ` Ingo Molnar
2005-06-25 13:19                               ` Gene Heskett
2005-06-25 14:39                                 ` Gene Heskett
2005-06-27 19:01                                   ` Real-Time Preemption, -RT-2.6.12-final-V0.7.50-24 Chuck Harding
2005-06-27 19:42                                     ` Chuck Harding
2005-06-27 21:08                                       ` Gene Heskett
2005-06-27 20:09                                     ` Daniel Walker
2005-06-27 20:28                                       ` Chuck Harding
2005-06-28  0:50                                         ` Daniel Walker
2005-06-28  7:53                                       ` Steven Rostedt
2005-06-28  8:18                                         ` Ingo Molnar
2005-06-28  8:34                                           ` Steven Rostedt
2005-06-28  9:12                                           ` Ingo Molnar
2005-06-28 15:26                                             ` Michal Schmidt
2005-06-28 15:31                                               ` Ingo Molnar
2005-06-28 18:50                                                 ` Chuck Harding
2005-06-28 22:16                                             ` Chuck Harding
2005-06-29  0:32                                               ` Chuck Harding
2005-06-28 15:54                                         ` Daniel Walker
2005-06-21 13:12           ` [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00 Ingo Molnar
     [not found]             ` <Pine.LNX.4.58.0506211228210.16701@echo.lysdexia.org>
2005-06-22  8:03               ` Ingo Molnar
2005-06-22  8:24               ` Ingo Molnar
2005-06-22 10:08                 ` Ingo Molnar
2005-06-22 21:53                 ` William Weston
2005-06-22 22:00                   ` Ingo Molnar
2005-06-22 23:06                     ` William Weston
2005-06-23  0:10                       ` Ingo Molnar
2005-06-23 22:11                         ` William Weston
2005-06-24  1:46                           ` William Weston
2005-06-24  7:06                             ` Ingo Molnar
2005-06-24 22:31                               ` William Weston
2005-06-25  4:14                                 ` Ingo Molnar
2005-06-27  4:21                                   ` William Weston
2005-06-27  8:15                                     ` Ingo Molnar
2005-06-28  3:32                                       ` William Weston
2005-06-28  8:10                                         ` Ingo Molnar
2005-06-28 11:15                                           ` Ingo Molnar
     [not found]                                           ` <Pine.LNX.4.58.0506281745040.10406@echo.lysdexia.org>
2005-06-29 12:54                                             ` Ingo Molnar
2005-06-30  0:29                                               ` William Weston
2005-06-27  5:43                                   ` Gene Heskett
2005-06-27  8:17                                     ` Ingo Molnar
2005-06-27 17:29                                       ` Gene Heskett
2005-06-27 19:54                                         ` Ingo Molnar
2005-06-27 21:17                                           ` Gene Heskett
2005-06-28  8:28                                             ` Ingo Molnar
  -- strict thread matches above, loose matches on Subject: below --
2005-06-08 14:02 kus Kusche Klaus
2005-06-08 14:14 ` Thomas Gleixner
2005-06-08 15:49 ` Daniel Walker
2005-06-08 15:50   ` Ingo Molnar
2005-06-08 16:23     ` Thomas Gleixner
2005-06-08 17:29     ` Daniel Walker
2005-06-08 19:24       ` Ingo Molnar
2005-06-12  9:29 Zoltan Boszormenyi
2005-06-12 10:39 ` Ingo Molnar

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