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Message-ID: <cb2ad8b50511020645i23c164d4h7140c4c352159974@mail.gmail.com>
Date: Wed, 2 Nov 2005 09:45:03 -0500
From: Carlos Antunes <cmantunes@gmail.com>
To: Ingo Molnar <mingo@elte.hu>
Subject: Re: 2.6.14-rt1
Cc: Florian Schmidt <mista.tapas@gmx.net>,
       Steven Rostedt <rostedt@goodmis.org>,
       Fernando Lopez-Lezcano <nando@ccrma.stanford.edu>,
       Rui Nuno Capela <rncbc@rncbc.org>, "K.R. Foley" <kr@cybsft.com>,
       john stultz <johnstul@us.ibm.com>, Mark Knecht <markknecht@gmail.com>,
       Thomas Gleixner <tglx@linutronix.de>, linux-kernel@vger.kernel.org
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On 11/2/05, Ingo Molnar <mingo@elte.hu> wrote:
>
> * Carlos Antunes <cmantunes@gmail.com> wrote:
>
> > > running the code i simply get:
> > >
> > > ~$ ./timing
> > > Failed to create thread # 382
>
> i suspect this is due to the stack ulimit being too high. Try something
> like 'ulimit -s 128', which will make it 128K, instead of the default
> 8MB.
>

Ingo,

First of all, thank you for all the great work you've contributed to
the Linux community.

Now the question: do you have any ideas about what might make
SCHED_OTHER perform better than SCHED_FIFO when in the presence of a
great number of (mostly) sleeping threads?

Thanks!

Carlos

--
"We hold [...] that all men are created equal; that they are
endowed [...] with certain inalienable rights; that among
these are life, liberty, and the pursuit of happiness"
        -- Thomas Jefferson
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