Re: [Xenomai-help] Xenomai Periodic Latency Spikes

2012-05-17 Thread Gilles Chanteperdrix
On 05/17/2012 09:12 PM, Wolz, Troy wrote: Hello, When running the latency program provided in the Xenomai source, my latency numbers for 'max latency' is consistently over 30 us. And you think that it should be under 30 us because... ? --

Re: [Xenomai-help] Xenomai Periodic Latency Spikes

2012-05-17 Thread Gilles Chanteperdrix
On 05/17/2012 09:35 PM, Wolz, Troy wrote: In the attached plots, there appear to be very periodic spikes in latency. In the time between these spikes, the worst case latency is around 5 us. Is this to be expected? Is worst case latency typically periodic in nature? From the measurements I

Re: [Xenomai-help] Xenomai Periodic Latency Spikes

2012-05-17 Thread Gilles Chanteperdrix
On 05/17/2012 09:12 PM, Wolz, Troy wrote: Hello, When running the latency program provided in the Xenomai source, my latency numbers for 'max latency' is consistently over 30 us. I have installed Xenomai 2.6.0 using Linux kernel 2.6.38.8. I have attached my config for my linux kernel. SMI