From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <534FBE16.7070201@xenomai.org> Date: Thu, 17 Apr 2014 13:42:14 +0200 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <295eff24.b8f5.1456ea4352a.Coremail.ericvic@163.com> In-Reply-To: <295eff24.b8f5.1456ea4352a.Coremail.ericvic@163.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Subject: Re: [Xenomai] imx6q xenomai ipipe-3.0-imx6q List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: =?UTF-8?B?5bWM5YWl5byP5bel56iL5biI?= Cc: huang.c.h@lynuc.cn, liu.h.f@lynuc.cn, "xenomai@xenomai.org" On 04/17/2014 09:43 AM, 嵌入式工程师 wrote: > I use the ipipe-3.0-imx6q and xenomai-2.6.3 ,my board is imx6q 800MHz . And I analog my actual application. when I use share memery in different rt_tasks and bind with different cpus . The latency in 1000us at beginning it is about 14us but when i run more tasks it will reach 150us or higher .My tasks run more contents than the blow examples . I do not know if some thing wrong with my task. > > > result: > 1task: 0.000421 ms > pmax: 0.014372 ms > 1task: 0.057951 ms > 1max: 0.153273 ms > > > the example test. Thank you very much Do you observe high latencies when running the latency test with no other real-time activity but all the non real-time activity you want? -- Gilles.