On Fri, 7 Apr 2017, Gene Heskett wrote:

> Date: Fri, 7 Apr 2017 12:58:29 -0400
> From: Gene Heskett <ghesk...@shentel.net>
> Reply-To: "Enhanced Machine Controller (EMC)"
>     <emc-users@lists.sourceforge.net>
> To: emc-users@lists.sourceforge.net
> Subject: Re: [Emc-users] for PCW?
> 
> On Friday 07 April 2017 12:32:33 Peter C. Wallace wrote:
>
>> On Fri, 7 Apr 2017, Gene Heskett wrote:
>>> Do we have a latency test that can monitor a running system? I've
>>> not had luck running it on a live, moving system. It seems to be
>>> mutually exclusive.
>>
>> You can use the tmax parameters for each function to see the worst
>> case times, and the corresponding time pins to get an idea of the
>> average times.
>>
> I hadn't thought of that.  I guess thats why I don't get the big
> bucks. ;-) I'll see if there is a huge difference anyplace of note.
> That s/b non-volatile so I should be looking at data thats been
> collecting all night.
>
> looking at motion-command-handler tmax-increased is false.
> tmax is 161822, time is 25xx worst case (these are on an idling system)
>
> looking at motion.controller, tmax-increased is also false.
> tmax is 214426, and time is 31xxx worst case, so neither is using
> anywhere near its allocated time ATM. On the face of it, there should
> not be a problem. Famous last words...
>
> This I think is good.  Is it not?  Or should I be looking at and adding
> up the rest of the times too?

Thats been done for you, its

servo-thread.tmax


>
> Cheers, Gene Heskett
> -- 
> "There are four boxes to be used in defense of liberty:
> soap, ballot, jury, and ammo. Please use in that order."
> -Ed Howdershelt (Author)
> Genes Web page <http://geneslinuxbox.net:6309/gene>
>
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Peter Wallace
Mesa Electronics

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