netdev - Re: [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround (fwd)

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Message-ID: <alpine.LFD.2.00.0810082154420.3237@apollo>
Date:	Wed, 8 Oct 2008 21:56:00 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Dâniel Fraga <fragabr@...il.com>
cc:	Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>,
	David Miller <davem@...emloft.net>,
	Netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround
 (fwd)

On Wed, 8 Oct 2008, Dâniel Fraga wrote:

> On Sun, 5 Oct 2008 20:09:22 +0200 (CEST)
> Thomas Gleixner <tglx@...utronix.de> wrote:
> 
> > The cat /debug/tracing/tracing_enabled == 1 might be just a user space
> > interface thingy.
> > 
> > Thanks,
> 
> 	Thomas, Ilpo etc, I got a trace exactly after the patch
> provided by Thomas detected the stall:
> 
> http://www.abusar.org/ftrace/trace-final.txt.bz2
> 
> 	Thomas, since you didn't reply to the previous messages, I
> assume the previous traces were invalid. But could you please check
> this one?

Will do. Sorry was distracted. Steven Rostedt posted a patch to stop
the tracer really from the kernel, I need to verify that it works on
.27. Will do tomorrow when my brain is more awake than now.

Thanks,

	tglx