From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: ali hagigat <hagigatali@gmail.com>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai] question: scheduling latency
Date: Mon, 25 Jun 2012 18:04:09 +0200 [thread overview]
Message-ID: <4FE88BF9.10400@xenomai.org> (raw)
In-Reply-To: <CAKKWdtfmd-EbtNro=nueK81gY6HUDJ-X1Qc54LTPXJ13HegQ1Q@mail.gmail.com>
On 06/25/2012 11:17 AM, ali hagigat wrote:
> What is the meaning of the scheduling latency in Xenomai and Xenomai
> tests like the latency test by the latency utility?
>
> Is it the time after finishing an interrupt and executing the first
> instruction of a real time task? Or it is the time that each real time
> task is executed below that?
Read the source, what the test does it obvious, it is the time from the
timer interrupt, to the time we return to the measurement thread.
--
Gilles.
next prev parent reply other threads:[~2012-06-25 16:04 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-25 9:17 [Xenomai] question: scheduling latency ali hagigat
2012-06-25 16:04 ` Gilles Chanteperdrix [this message]
-- strict thread matches above, loose matches on Subject: below --
2012-06-30 10:48 ali hagigat
2012-06-30 10:54 ` Gilles Chanteperdrix
2012-06-30 11:12 ` ali hagigat
2012-06-30 11:13 ` Gilles Chanteperdrix
2012-06-30 12:01 ` ali hagigat
2012-06-30 12:03 ` Gilles Chanteperdrix
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