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Date: Mon, 16 Jul 2007 22:53:23 +0200 From: Ingo Molnar <mingo@...e.hu> To: Steven Rostedt <rostedt@...dmis.org> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>, LKML <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org>, Thomas Gleixner <tglx@...utronix.de>, Christoph Hellwig <hch@...radead.org>, john stultz <johnstul@...ibm.com>, Oleg Nesterov <oleg@...sign.ru>, Dipankar Sarma <dipankar@...ibm.com>, "David S. Miller" <davem@...emloft.net>, kuznet@....inr.ac.ru, Jonathan Corbet <corbet@....net>, Arjan van de Ven <arjan@...radead.org>, Arnd Bergmann <arnd@...db.de> Subject: Re: [RFC PATCH 1/8] Convert the RCU tasklet into a softirq * Steven Rostedt <rostedt@...dmis.org> wrote: > But to answer your question. No, I didn't take any actual > measurements. The changes just seemed obvious to me (and others). btw., does anyone know about some reliable way to stress and measure RCU completion performance, via some real userspace app? I think there used to be an open-tons-of-files thing that unearthed the RCU-completion-single-threadness bottleneck a year or two ago? Anyone got a link to it (or to some other performance tool for RCU)? Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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