linux-kernel - Re: [ANNOUNCE] 3.0-rt4

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Message-ID: <alpine.LFD.2.02.1107281942580.2660@ionos>
Date:	Thu, 28 Jul 2011 19:43:43 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
cc:	LKML <linux-kernel@...r.kernel.org>,
	linux-rt-users <linux-rt-users@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Jason Wessel <jason.wessel@...driver.com>
Subject: Re: [ANNOUNCE] 3.0-rt4


On Thu, 28 Jul 2011, Paul E. McKenney wrote:

> On Wed, Jul 27, 2011 at 11:37:09PM +0200, Thomas Gleixner wrote:
> > Dear RT Folks,
> > 
> > I'm pleased to announce the 3.0-rt4 release.
> 
> 3.0-rt5 boots single-CPU under KVM on a 32-bit laptop.  Also with "-smp
> 2".  It even survived a minute or so of rcutorture in both cases.  ;-)
> 
> Some weirdness with interactivity -- if the system is idle aside from
> rcutorture, the rcutorture.stat_interval console messages don't come
> out unless I hit "enter" on the console.  But if I run "top", they do
> come out regularly.  Might well be KVM's fault, except that running
> rcutorture on non-rt kernels doesn't exhibit this behavior.

Nah, that's my lazy "avoid printing from atomic context" hack :)
 
> I guess I should try RCU_BOOST=y, then...

Good luck :)

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