Re: Instrumenting the linux networking stack...
From: Luca De Cicco
Date: Mon Feb 05 2007 - 12:00:51 EST
On Thu, 1 Feb 2007 16:36:07 -0800 (PST)
Vinay Venkataraghavan <raghavanvinay@xxxxxxxxx> wrote:
> I am trying to add some instrumentation to the linux IP networking
> stack. I would like to for starters add some debug statements (which
> I have already done) at various points of the IP networking code.
> What I would like to do is to add debug levels for all these printk's
> and to be able to modify the debug level on the fly through the sysfs
> file system.
> I know how to do this for linux drivers but what is a good place
> where I can add this code and be able to change the debug level
> through the sysfs file system.
Have looked at www.web100.org? It is a patch actively maintained which
enables instrumentation of TCP/IP stack .
Luca De Cicco
 M. Mathis, J Heffner and R Reddy, "Web100: Extended TCP
Instrumentation for Research, Education and Diagnosis", ACM Computer
Communications Review, Vol 33, Num 3, July 2003
Available online: http://www.web100.org/docs/mathis03web100.pdf
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