On Thu, Jan 13, 2011 at 10:23 AM, loody <milo...@gmail.com> wrote: > hi: > > 2010/12/22 neependra.kh...@gmail.com <neependra.kh...@gmail.com>: > > > > > > On Wed, Dec 22, 2010 at 5:30 PM, Pradeep Kumar <pradeepker...@gmail.com> > > wrote: > >> > >> hi, > >> can any one suggest a way to measure IRQ service latency? . > > > > I believe you can measure it with Ftrace. You might need to use irqsoff > > tracer. > > For reference:- > > http://people.redhat.com/srostedt/ > I go into the website and see a lot of files with suffix odp. >
These are presentations which you can open with Open Office. Those contain the examples as well. > is there any document which can tell us how to use it? > http://lwn.net/Articles/365835/ http://lwn.net/Articles/366796/ http://lwn.net/Articles/370423/ You can look at my presentation which I gave at FOSS.in and see it is useful. http://neependra.net/?p=148 -- Regards, Neependra www.neependra.net
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