From: Paolo Ornati <ornati@fastwebnet.it>
To: Paolo Ornati <ornati@fastwebnet.it>
Cc: Mike Galbraith <efault@gmx.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Con Kolivas <kernel@kolivas.org>, Ingo Molnar <mingo@elte.hu>,
Nick Piggin <nickpiggin@yahoo.com.au>,
Peter Williams <pwil3058@bigpond.net.au>
Subject: Re: [SCHED] wrong priority calc - SIMPLE test case
Date: Sat, 31 Dec 2005 18:42:28 +0100 [thread overview]
Message-ID: <20051231184228.508ecd7b@localhost> (raw)
In-Reply-To: <20051231182440.56863dd3@localhost>
On Sat, 31 Dec 2005 18:24:40 +0100
Paolo Ornati <ornati@fastwebnet.it> wrote:
> You shouldn't use "the same exact numbers", you should try different
> args and see if you can reproduce the problem. Or maybe preemption
> make some difference... I'll try with PREEMPT enabled and see.
Ok, just tried with Complete Preemption: I can easly reproduce the
problem.
For example:
"./a.out 1000 & ./a.out 1239"
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
5433 paolo 16 0 2396 324 252 R 50.3 0.1 0:34.67 a.out
5434 paolo 16 0 2392 320 252 R 47.4 0.1 0:30.76 a.out
265 root -48 -5 0 0 0 S 0.6 0.0 0:00.68 IRQ 12
5261 root 15 0 166m 16m 2844 S 0.6 3.3 0:04.81 X
5349 paolo 15 0 86640 22m 15m S 0.6 4.5 0:01.36 konsole
5344 paolo 15 0 98.8m 20m 12m S 0.3 4.1 0:01.64 kicker
5444 paolo 18 0 4948 1520 412 R 0.3 0.3 0:00.05 dd
--
Paolo Ornati
Linux 2.6.15-rc7-rt1 on x86_64
next prev parent reply other threads:[~2005-12-31 17:42 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-27 18:09 [SCHED] Totally WRONG prority calculation with specific test-case (since 2.6.10-bk12) Paolo Ornati
2005-12-27 21:48 ` Paolo Ornati
2005-12-27 23:26 ` Con Kolivas
2005-12-28 11:01 ` Paolo Ornati
2005-12-28 11:19 ` Con Kolivas
2005-12-28 11:35 ` Paolo Ornati
2005-12-28 17:23 ` Paolo Ornati
2005-12-28 17:39 ` Paolo Ornati
2005-12-30 13:52 ` [SCHED] wrong priority calc - SIMPLE test case Paolo Ornati
2005-12-31 2:06 ` Peter Williams
2005-12-31 10:34 ` Paolo Ornati
2005-12-31 10:52 ` Paolo Ornati
2005-12-31 11:12 ` Con Kolivas
2005-12-31 13:44 ` Peter Williams
2005-12-31 16:31 ` Paolo Ornati
2005-12-31 22:04 ` Peter Williams
2005-12-31 8:13 ` Mike Galbraith
2005-12-31 11:00 ` Paolo Ornati
2005-12-31 15:11 ` Paolo Ornati
2005-12-31 16:37 ` Mike Galbraith
2005-12-31 17:24 ` Paolo Ornati
2005-12-31 17:42 ` Paolo Ornati [this message]
2006-01-01 11:39 ` Paolo Ornati
2006-01-02 9:15 ` Mike Galbraith
2006-01-02 9:50 ` Paolo Ornati
2006-01-09 11:11 ` Mike Galbraith
2006-01-09 15:52 ` Mike Galbraith
2006-01-09 16:08 ` Con Kolivas
2006-01-09 18:14 ` Mike Galbraith
2006-01-09 20:00 ` Paolo Ornati
2006-01-09 20:23 ` Paolo Ornati
2006-01-10 7:08 ` Mike Galbraith
2006-01-10 12:07 ` Mike Galbraith
2006-01-10 12:56 ` Paolo Ornati
2006-01-10 13:01 ` Mike Galbraith
2006-01-10 13:53 ` Paolo Ornati
2006-01-10 15:18 ` Mike Galbraith
2006-01-13 1:13 ` Con Kolivas
2006-01-13 1:32 ` Con Kolivas
2006-01-13 10:46 ` Paolo Ornati
2006-01-13 10:51 ` Con Kolivas
2006-01-13 13:01 ` Mike Galbraith
2006-01-13 14:34 ` Con Kolivas
2006-01-13 16:15 ` Mike Galbraith
2006-01-14 2:05 ` Con Kolivas
2006-01-14 2:56 ` Mike Galbraith
2005-12-27 23:59 ` [SCHED] Totally WRONG prority calculation with specific test-case (since 2.6.10-bk12) Peter Williams
2005-12-28 10:20 ` Paolo Ornati
2005-12-28 13:38 ` Peter Williams
2005-12-28 19:45 ` Paolo Ornati
2005-12-29 3:13 ` Nick Piggin
2005-12-29 3:35 ` Peter Williams
2005-12-29 8:11 ` Nick Piggin
-- strict thread matches above, loose matches on Subject: below --
2006-01-27 16:57 [SCHED] wrong priority calc - SIMPLE test case Con Kolivas
2006-01-27 20:06 ` MIke Galbraith
2006-01-27 23:18 ` Con Kolivas
2006-01-28 0:01 ` Peter Williams
2006-01-28 3:43 ` MIke Galbraith
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