Hi 2011/1/13 [email protected] <[email protected]>: > > > On Thu, Jan 13, 2011 at 10:23 AM, loody <[email protected]> wrote: >> >> hi: >> >> 2010/12/22 [email protected] <[email protected]>: >> > >> > >> > On Wed, Dec 22, 2010 at 5:30 PM, Pradeep Kumar <[email protected]> >> > 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 thanks for your help :) Regards, miloody
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