<br><br><div class="gmail_quote">On Wed, Dec 22, 2010 at 5:30 PM, Pradeep Kumar <span dir="ltr"><<a href="mailto:pradeepkernel@gmail.com">pradeepkernel@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<div dir="ltr">hi,<div> can any one suggest a way to measure IRQ service latency? .</div></div></blockquote><div><br>I believe you can measure it with Ftrace. You might need to use <i>irqsoff</i> tracer.<br>For reference:-<br>
<a href="http://people.redhat.com/srostedt/">http://people.redhat.com/srostedt/</a><br> <br></div></div>-- <br>Regards,<br>Neependra <br><a href="http://www.neependra.net" target="_blank">www.neependra.net</a><br><br>