New and Working RTAI debs for 2.9

  • andypugh
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14 Jan 2026 14:41 #341368 by andypugh
Replied by andypugh on topic New and Working RTAI debs for 2.9
So, are you saying that
"addf pwmgen.make-pulses base-thread"
Causes the PC to shut down and need a reset?

Is it possible that your base-thread period is shorter than the base-thread latency?

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14 Jan 2026 16:29 #341376 by cnbbom
Replied by cnbbom on topic New and Working RTAI debs for 2.9

So, are you saying that
"addf pwmgen.make-pulses base-thread"
Causes the PC to shut down and need a reset?

Is it possible that your base-thread period is shorter than the base-thread latency?

Yes, disabling that line makes everything work except for the PWM spindle.

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14 Jan 2026 16:44 #341380 by cnbbom
Replied by cnbbom on topic New and Working RTAI debs for 2.9

Life has got more complicated. With proper kernel tuning, latency can be better with Debian 13. I am in the process of publishing a second video about this on YouTube. Please refer to my channel. www.youtube.com/@MrRodW
The yet to be published video should be watched before the current one.

My apologies and thanks. A beginner in these things missed something; I thought it was just copy and paste, but it's all different. My processor only has 4 cores, how could a number 7 be working? But now I think I understand, and I did some tests changing the isolcpus values. I stress-tested two YouTube videos and one video on the PC plus 8 glxgears and got this result.
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