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latency test question

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02 Dec 2011 14:59 #15280 by andradela
latency test question was created by andradela
Hi all.
what value in latency test I insert in stepconfig base period Max jitter?
This are some values i found.

Max interval(ns) Max jitter(ns) last interval (ns)

Servo thread(1.0)ms 1004722 7461 997410

Base thread(25.0)us 33510 8569 25126

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02 Dec 2011 16:00 #15282 by BigJohnT
Replied by BigJohnT on topic Re:latency test question
The max jitter or latency is the important number and anything < 10,000 is real good.

wiki.linuxcnc.org/cgi-bin/emcinfo.pl?Latency-Test

John

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02 Dec 2011 16:15 - 02 Dec 2011 16:20 #15284 by andradela
Replied by andradela on topic Re:latency test question
Thanks John.
What these values i put in stepconfig?
File Attachment:
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Last edit: 02 Dec 2011 16:20 by andradela.

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03 Dec 2011 02:24 - 03 Dec 2011 02:27 #15313 by Harry_Y
Replied by Harry_Y on topic Re:latency test question
BTW look at this

wiki.linuxcnc.org/cgi-bin/emcinfo.pl?The..._Parameter_And_GRUB2

It makes a good thing even better
Last edit: 03 Dec 2011 02:27 by Harry_Y.

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03 Dec 2011 10:09 #15323 by Rick G
Replied by Rick G on topic Re:latency test question
On your screen shot it would 34210

Take a look here..
linuxcnc.org/docs/html/config_stepconf.html#cha:Stepconf-Wizard

Rick G

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