linux-kernel - Re: RT exec for exercising RT kernel capabilities

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Date:	Tue, 03 Oct 2006 00:39:59 +0200
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Lee Revell <rlrevell@...-job.com>
Cc:	markh@...pro.net, linux-kerneL@...r.kernel.org,
	Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>
Subject: Re: RT exec for exercising RT kernel capabilities

On Mon, 2006-10-02 at 18:27 -0400, Lee Revell wrote:
> On Fri, 2006-07-14 at 22:10 -0400, Lee Revell wrote:
> > On Sat, 2006-07-15 at 04:04 +0200, Thomas Gleixner wrote:
> > > On Fri, 2006-07-14 at 18:34 -0400, Lee Revell wrote:
> > > > On Thu, 2006-06-08 at 15:12 -0400, Mark Hounschell wrote:
> > > > > ftp://ftp.compro.net/public/rt-exec/
> > > > 
> > > > The high res timers do not seem to be working.  Using 2.6.17-rt3 and
> > > > glibc 2.3.6, I get the exact same (bad) results whether
> > > > CONFIG_HIGH_RES_TIMERS is enabled or not.
> > > 
> > > Can you please send me a boot log ?
> > 
> > Sent off-list.
> 
> I've discovered the problem - I was running rt-exec as a non-root user.
> 
> Is the use of high res timers limited to root?

No. I guess the priority setting is not working as non-root.

	tglx


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