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
RTH|----lat min|----lat avg|----lat max|-overrun|---msw|---lat best|--lat worst
RTD| 1.567| 2.023| 5.199| 0| 0| 1.282| 326.962
RTD| 1.560| 2.050| 5.492| 0| 0| 1.282| 326.962
RTD| 1.522| 2.066| 5.984| 0| 0| 1.282| 326.962
RTD| 1.552| 2.056| 4.938| 0| 0| 1.282| 326.962
RTD| 1.572| 2.040| 5.021| 0| 0| 1.282| 326.962
RTD| 1.536| 2.047| 4.678| 0| 0| 1.282| 326.962
RTD| 1.599| 2.052| 5.442| 0| 0| 1.282| 326.962
RTD| 1.639| 2.080| 6.692| 0| 0| 1.282| 326.962
RTD| 1.533| 2.056| 6.869| 0| 0| 1.282| 326.962
RTD| 1.578| 2.036| 5.364| 0| 0| 1.282| 326.962
RTD| 1.583| 2.042| 5.222| 0| 0| 1.282| 326.962
RTD| 1.522| 2.052| 5.702| 0| 0| 1.282| 326.962
RTD| 1.542| 2.042| 5.272| 0| 0| 1.282| 326.962
RTD| 1.618| 2.049| 5.580| 0| 0| 1.282| 326.962
RTD| 1.555| 2.059| 6.398| 0| 0| 1.282| 326.962
RTD| 1.527| 2.054| 5.862| 0| 0| 1.282| 326.962
RTD| 1.564| 2.038| 5.951| 0| 0| 1.282| 326.962
RTD| 1.567| 2.053| 4.857| 0| 0| 1.282| 326.962
RTD| 1.597| 2.072| 5.433| 0| 0| 1.282| 326.962
RTD| 1.533| 2.057| 5.725| 0| 0| 1.282| 326.962
RTD| 1.634| 2.055| 5.566| 0| 0| 1.282| 326.962
RTT| 00:10:10 (in-kernel periodic task, 1000 us period, priority 99)
RTH|----lat min|----lat avg|----lat max|-overrun|---msw|---lat best|--lat worst
RTD| 1.523| 2.063| 4.874| 0| 0| 1.282| 326.962
RTD| 1.601| 2.036| 4.922| 0| 0| 1.282| 326.962
RTD| 1.573| 2.064| 5.237| 0| 0| 1.282| 326.962
RTD| 1.563| 2.040| 5.386| 0| 0| 1.282| 326.962
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