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From: "Chris Friesen" <cfriesen@nortel.com>
To: davids@webmaster.com
Cc: "Linux-Kernel@Vger. Kernel. Org" <linux-kernel@vger.kernel.org>
Subject: Re: CFS: some bad numbers with Java/database threading [FIXED]
Date: Wed, 19 Sep 2007 13:48:19 -0600	[thread overview]
Message-ID: <46F17D03.9090801@nortel.com> (raw)
In-Reply-To: <MDEHLPKNGKAHNMBLJOLKKEIPGOAC.davids@webmaster.com>

David Schwartz wrote:

> Nonsense. The task is always ready-to-run. There is no reason its CPU should
> be low. This bug report is based on a misunderstanding of what yielding
> means.

The yielding task has given up the cpu.  The other task should get to 
run for a timeslice (or whatever the equivalent is in CFS) until the 
yielding task again "becomes head of the thread list".

Chris

  reply	other threads:[~2007-09-19 19:48 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-12 23:10 CFS: some bad numbers with Java/database threading Antoine Martin
2007-09-13  7:18 ` David Schwartz
2007-09-12 23:33   ` Nick Piggin
2007-09-13 19:02     ` Antoine Martin
2007-09-13 21:47       ` David Schwartz
2007-09-13 11:24 ` CFS: " Ingo Molnar
2007-09-14  8:32   ` Ingo Molnar
2007-09-14 10:06     ` Satyam Sharma
2007-09-14 15:25       ` CFS: some bad numbers with Java/database threading [FIXED] Antoine Martin
2007-09-14 15:32         ` Ingo Molnar
2007-09-18 17:00           ` Chuck Ebbert
2007-09-18 22:46             ` Ingo Molnar
2007-09-18 23:02               ` Chuck Ebbert
2007-09-19 18:45                 ` David Schwartz
2007-09-19 19:48                   ` Chris Friesen [this message]
2007-09-19 22:56                     ` David Schwartz
2007-09-19 23:05                       ` David Schwartz
2007-09-19 23:52                         ` David Schwartz
2007-09-19 19:18                 ` Ingo Molnar
2007-09-19 19:39                   ` Linus Torvalds
2007-09-19 19:56                     ` Ingo Molnar
2007-09-19 20:26                       ` Ingo Molnar
2007-09-19 20:28                       ` Linus Torvalds
2007-09-19 21:41                         ` Ingo Molnar
2007-09-19 21:49                           ` Ingo Molnar
2007-09-19 21:58                           ` Peter Zijlstra
2007-09-26  1:46                           ` CFS: new java yield graphs Antoine Martin
2007-09-27  8:35                             ` Ingo Molnar
2007-09-19 20:00                   ` CFS: some bad numbers with Java/database threading [FIXED] Chris Friesen
2007-09-14 16:01       ` CFS: some bad numbers with Java/database threading Satyam Sharma
2007-09-14 16:08         ` Satyam Sharma
2007-09-17 12:17         ` Antoine Martin

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