linux-kernel - Re: [patch V2 00/20] timer: Refactor the timer wheel

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Message-ID: <alpine.DEB.2.11.1606201712470.5839@nanos>
Date:	Mon, 20 Jun 2016 17:13:41 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
cc:	LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Eric Dumazet <edumazet@...gle.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Chris Mason <clm@...com>,
	Arjan van de Ven <arjan@...radead.org>, rt@...utronix.de,
	Rik van Riel <riel@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	George Spelvin <linux@...encehorizons.net>,
	Len Brown <lenb@...nel.org>
Subject: Re: [patch V2 00/20] timer: Refactor the timer wheel

On Mon, 20 Jun 2016, Paul E. McKenney wrote:

> On Fri, Jun 17, 2016 at 01:26:28PM -0000, Thomas Gleixner wrote:
> > This is the second version of the timer wheel rework series. The first series
> > can be found here:
> > 
> >    http://lkml.kernel.org/r/20160613070440.950649741@linutronix.de
> > 
> > The series is also available in git:
> > 
> >    git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.timers
> 
> Ran some longer rcutorture tests, and the scripting complained about
> hangs.  This turned out to be due to the 12.5% uncertainty, so I fixed

Is that stuff so sensitive? I'm surprised, because the old slack stuff got you
6.25% already.

Thanks,

	tglx