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Parallella Community Supercomputing for Everyone 2015-06-12T15:28:35+00:00 https://parallella.org/forums/feed.php?f=13&t=2519 2015-06-12T15:28:35+00:00 2015-06-12T15:28:35+00:00 https://parallella.org/forums/viewtopic.php?t=2519&p=14403#p14403 <![CDATA[Re: problem with the executed time]]> - don't spam the forum with similar questions.

Then:
- read the documentation.

You will notice that the eCores contain two timer units each, which you can use to measure clock cycles on the Epiphany. This will provide you with "Epiphany algorithm execution time", instead of "sending program and waiting for result wall clock time", which you get with gettimeofday() on the host.

It depends on what you actually want to do. Judging from your current posts here, you are not sure about this yourself. So, take a step back, and think carefully about what you actually need.

Also, measuring something always comes with overhead, which will affect your measurements. Even if you don't care, you should at least know about it (and maybe give a reason why this doesn't invalidate your measurements).

Statistics: Posted by sebraa — Fri Jun 12, 2015 3:28 pm


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2015-06-12T02:03:45+00:00 2015-06-12T02:03:45+00:00 https://parallella.org/forums/viewtopic.php?t=2519&p=14388#p14388 <![CDATA[Re: problem with the executed time]]> i agree with your opinion,but i have to get the time to caculate the speed of my algorithm :cry: :cry: :cry: ,do you have any idea about this,so that i can get the executed time correctly as far as possible

Best Regards

Anthony

Statistics: Posted by Anthony — Fri Jun 12, 2015 2:03 am


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2015-06-11T15:33:49+00:00 2015-06-11T15:33:49+00:00 https://parallella.org/forums/viewtopic.php?t=2519&p=14376#p14376 <![CDATA[Re: problem with the executed time]]> Statistics: Posted by sebraa — Thu Jun 11, 2015 3:33 pm


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2015-06-10T08:21:51+00:00 2015-06-10T08:21:51+00:00 https://parallella.org/forums/viewtopic.php?t=2519&p=14356#p14356 <![CDATA[Re: problem with the executed time]]> Statistics: Posted by Anthony — Wed Jun 10, 2015 8:21 am


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2015-06-09T17:09:13+00:00 2015-06-09T17:09:13+00:00 https://parallella.org/forums/viewtopic.php?t=2519&p=14336#p14336 <![CDATA[Re: problem with the executed time]]> Statistics: Posted by sebraa — Tue Jun 09, 2015 5:09 pm


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2015-06-09T08:14:27+00:00 2015-06-09T08:14:27+00:00 https://parallella.org/forums/viewtopic.php?t=2519&p=14325#p14325 <![CDATA[problem with the executed time]]> Statistics: Posted by Anthony — Tue Jun 09, 2015 8:14 am


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