From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <5332BF1F.3000504@xenomai.org> Date: Wed, 26 Mar 2014 12:50:55 +0100 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <5072ab06.2340b.144fe2d11ed.Coremail.ericvic@163.com> In-Reply-To: <5072ab06.2340b.144fe2d11ed.Coremail.ericvic@163.com> Content-Type: text/plain; charset="utf-8"; format="flowed" 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: "xenomai@xenomai.org" On 03/26/2014 12:36 PM, 嵌入式工程师 wrote: > I use imx6q xenomai ipipe-3.0-imx6q ,i don`t know if rt_pipe and > rt_timer will affect the latency?because I use lots of rt_pipe command > and when I send the rt_pipe command the latency will like blow Could you post an example of code allowing to reproduce this problem? Does the same problem happen if you use the xddp interface instead of the (deprecated) rt_pipe interface? -- Gilles.