Re: [Jack-Devel] jack dsp load calculation

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DateWed, 23 Dec 2015 14:29:47 -0500
From Paul Davis <[hidden] at linuxaudiosystems dot com>
ToRobin Gareus <[hidden] at gareus dot org>
CcJACK <[hidden] at lists dot jackaudio dot org>
In-Reply-ToRobin Gareus [Jack-Devel] jack dsp load calculation
Follow-UpRobin Gareus Re: [Jack-Devel] jack dsp load calculation
On Wed, Dec 23, 2015 at 10:35 AM, Robin Gareus <[hidden]> wrote:

>
> Short spikes, which are in most cases the cause for xruns, are simply
> ignored in the calculation: For them to show up, currently three
> criteria must be met: The spike must be in the last 32 jack-cycles, be >
> 95% and the control application must read the value near the end of
> those 32 cycles (see [1], very high LPF).
>

there is a justification for this. your paragraph starts with the claim
that these short spikes correspond to xruns. there is a counter-claim that
they represent measurement error.

i'm in full agreement with your argument *if* it can be shown that the
spikes are not measurement errors (or, alternatively, that measurement
error is best excluded via a different heuristic).
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