Re: Network slowdown due to CFS

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To: Dmitry Adamushko <dmitry.adamushko@...>

Cc: Ingo Molnar <mingo@...>, David Schwartz <davids@...>, <linux-kernel@...>

Subject: Re: Network slowdown due to CFS

Date: Wednesday, October 3, 2007 - 7:40 am

On Wed, Oct 03, 2007 at 12:55:34PM +0200, Dmitry Adamushko wrote:
...
quoted text> just a quick patch, not tested and I've not evaluated all possible
> implications yet.
> But someone might give it a try with his/(her -- are even more
> welcomed :-) favourite sched_yield() load.

Of course, after some evaluation by yourself and Ingo the most
interesting should be Martin's Michlmayr testing, so I hope you'll
Cc him too?!

Jarek P.
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Messages in current thread:

Network slowdown due to CFS, Martin Michlmayr, (Wed Sep 26, 4:52 am)

Re: Network slowdown due to CFS, Mike Galbraith, (Wed Sep 26, 6:23 am)

Re: Network slowdown due to CFS, Martin Michlmayr, (Wed Sep 26, 6:48 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Sep 26, 7:21 am)

Re: Network slowdown due to CFS, Martin Michlmayr, (Wed Sep 26, 7:29 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Thu Sep 27, 5:49 am)

Re: Network slowdown due to CFS, Martin Michlmayr, (Thu Sep 27, 6:54 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Thu Sep 27, 6:56 am)

Re: Network slowdown due to CFS, Martin Michlmayr, (Thu Sep 27, 7:12 am)

RE: Network slowdown due to CFS, David Schwartz, (Wed Sep 26, 8:00 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Sep 26, 9:31 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Thu Sep 27, 5:30 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Thu Sep 27, 5:46 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Thu Sep 27, 8:27 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Thu Sep 27, 9:31 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Thu Sep 27, 10:42 am)

Re: Network slowdown due to CFS, Nick Piggin, (Fri Sep 28, 2:10 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Mon Oct 1, 4:43 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Tue Oct 2, 5:26 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Mon Oct 1, 12:25 pm)

Re: Network slowdown due to CFS, Jarek Poplawski, (Tue Oct 2, 5:03 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Tue Oct 2, 9:39 am)

Re: Network slowdown due to CFS, Chris Friesen, (Mon Oct 1, 12:55 pm)

Re: Network slowdown due to CFS, Ingo Molnar, (Mon Oct 1, 1:09 pm)

Re: Network slowdown due to CFS, Chris Friesen, (Mon Oct 1, 1:45 pm)

Re: iperf yield usage, Ingo Molnar, (Mon Oct 1, 3:09 pm)

RE: Network slowdown due to CFS, David Schwartz, (Mon Oct 1, 12:49 pm)

RE: Network slowdown due to CFS, Rusty Russell, (Wed Oct 3, 8:31 pm)

Re: Network slowdown due to CFS, Helge Hafting, (Wed Oct 3, 7:31 am)

Re: Network slowdown due to CFS, Arjan van de Ven, (Mon Oct 1, 3:53 pm)

RE: Network slowdown due to CFS, David Schwartz, (Mon Oct 1, 6:17 pm)

Re: Network slowdown due to CFS, Arjan van de Ven, (Mon Oct 1, 6:35 pm)

RE: Network slowdown due to CFS, David Schwartz, (Mon Oct 1, 6:44 pm)

Re: Network slowdown due to CFS, Arjan van de Ven, (Mon Oct 1, 6:55 pm)

RE: Network slowdown due to CFS, David Schwartz, (Tue Oct 2, 11:37 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Wed Oct 3, 3:15 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Mon Oct 1, 1:31 pm)

RE: Network slowdown due to CFS, David Schwartz, (Mon Oct 1, 2:23 pm)

Re: yield API, Ingo Molnar, (Tue Oct 2, 2:46 am)

Re: yield API, Jesper Juhl, (Wed Dec 12, 6:39 pm)

Re: yield API, Kyle Moffett, (Thu Dec 13, 12:43 am)

RE: yield API, David Schwartz, (Thu Dec 13, 4:10 pm)

Re: yield API, Eric St-Laurent, (Tue Oct 2, 5:57 pm)

Re: yield API, linux-os (Dick Johnson), (Tue Oct 2, 7:50 am)

Re: yield API, Douglas McNaught, (Tue Oct 2, 11:24 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Tue Oct 2, 2:26 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Tue Oct 2, 2:08 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Tue Oct 2, 2:06 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Wed Oct 3, 4:02 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Oct 3, 4:16 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Wed Oct 3, 4:56 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Oct 3, 5:10 am)

Re: Network slowdown due to CFS, Casey Dahlin, (Thu Oct 4, 1:33 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Wed Oct 3, 5:50 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Sun Oct 7, 3:18 am)

Re: Network slowdown due to CFS, Dmitry Adamushko, (Wed Oct 3, 6:55 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Wed Oct 3, 7:40 am)

Re: yield, Ingo Molnar, (Wed Oct 3, 7:56 am)

Re: yield, Jarek Poplawski, (Wed Oct 3, 8:16 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Oct 3, 7:22 am)

Re: Network slowdown due to CFS, Dmitry Adamushko, (Wed Oct 3, 6:58 am)

Re: Network slowdown due to CFS, Jarek Poplawski, (Wed Oct 3, 7:20 am)

Re: Network slowdown due to CFS, Andi Kleen, (Tue Oct 2, 2:47 am)

Re: Network slowdown due to CFS, Stephen Hemminger, (Wed Sep 26, 11:46 am)

Re: Network slowdown due to CFS, Stephen Hemminger, (Wed Sep 26, 11:40 am)

Re: Network slowdown due to CFS, Mike Galbraith, (Wed Sep 26, 6:20 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Sep 26, 5:34 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Sep 26, 5:47 am)

Re: Network slowdown due to CFS, Martin Michlmayr, (Wed Sep 26, 6:08 am)

Re: Network slowdown due to CFS, Ingo Molnar, (Wed Sep 26, 6:18 am)


linux-kernel:
Greg KH	[GIT PATCH] driver core patches against 2.6.24
Tarkan Erimer	Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3
Martin Michlmayr	Network slowdown due to CFS
Ingo Molnar	Re: x86 arch updates also broke s390
git:

linux-netdev:
Gerrit Renker	[PATCH 15/37] dccp: Set per-connection CCIDs via socket options
David Miller	[GIT]: Networking
Jarek Poplawski	[PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().
Natalie Protasevich	[BUG] New Kernel Bugs
openbsd-misc:

Re: Network slowdown due to CFS

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