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  Topic: Implausible effect regarding CPU time
eegeedee

Replies: 12
Views: 6415

PostForum: Support   Posted: Tue Nov 14, 2023 5:32 pm   Subject: Re:
@PaulLaidler

I have run my test on an old PC with Windows 10 and an core i3 processor with 2 kernels and got the same result. Below the results of two runs.
Called Calls Page Flts ...
  Topic: Implausible effect regarding CPU time
eegeedee

Replies: 12
Views: 6415

PostForum: Support   Posted: Mon Nov 13, 2023 10:59 pm   Subject: Re:
@PaulLaidler
In my post I was a little bit short with my test desription, may be to short. For the accuracy evaluation my test grid consists of 1 million points of (R,K) couples with different values ...
  Topic: Implausible effect regarding CPU time
eegeedee

Replies: 12
Views: 6415

PostForum: Support   Posted: Mon Nov 13, 2023 9:16 pm   Subject: Re:
@JohnCampbell

I simply use the Plato option "Plant Timing Information", in Plato Help its written that RDTSC is used. And I am convinced that these experts can better do the timing analys ...
  Topic: Implausible effect regarding CPU time
eegeedee

Replies: 12
Views: 6415

PostForum: Support   Posted: Sun Nov 12, 2023 5:40 pm   Subject: Re:
mecej4,
comparing absolute CPU times for the comparison of correlations makes little sense because these times depend on compiler, computer hardware and OS. Therefore I take one of these correlations ...
  Topic: Implausible effect regarding CPU time
eegeedee

Replies: 12
Views: 6415

PostForum: Support   Posted: Sun Nov 12, 2023 2:12 pm   Subject: Re:
Paul,
for my timing analysis I repeated the tests several times. For each run I (1) sum up the CPU times of all FUNCTIONs and (2) calculate for each FUNCTION the percentage of the CPU time. To get re ...
  Topic: Implausible effect regarding CPU time
eegeedee

Replies: 12
Views: 6415

PostForum: Support   Posted: Sun Nov 12, 2023 12:21 pm   Subject: Re:
mecej4

due to my skills I am not familiar with loading and storing operands, registers and caches. I am also unable to generate machine code, and if I could I would not be able to understand it.
...
  Topic: Implausible effect regarding CPU time
eegeedee

Replies: 12
Views: 6415

PostForum: Support   Posted: Sat Nov 11, 2023 6:06 pm   Subject: Implausible effect regarding CPU time
I am presently comparing several correlations with regard to accuracy and CPU time. For the determination of the CPU time I use the Plato option �Plant timing information�. During this comparison I ha ...
 
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