Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Summary changed to:
Yade-batch is being indeterministic (gtsPfacet)
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Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Status: Open => Solved
Rohit John confirmed that the question is solved:
Dear Karol,
You are correct. The problem lies with the gtsPfacet() function. It is
introducing randomness somehow.
I tried writing
Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Rohit John posted a new comment:
Dear Karol,
Thanks for spending your time to find the probable cause and proposing a
viable solution. I shall look into this and get back as soon as
possible.
Kind regards,
Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Karol Brzezinski posted a new comment:
Hi,
So it is the script performance that is being indeterministic, and the question
is why. Maybe you should split your simulation into a couple of steps to
determine
Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Status: Needs information => Open
Rohit John gave more information on the question:
Hello,
I have put the content of the .log file at the end of this comment. In a
previous, albeit more complicated script,
Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Bruno Chareyre requested more information:
Hi,
This is intriguing.
You can print this from within the script to be sure:
print("OMP_NUM_THREADS=",os.environ['OMP_NUM_THREADS'] )
Then inspect the log files and
Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Status: Open => Needs information
Jan Stránský requested more information:
What is the output of yade-batch itself?
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Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Status: Needs information => Open
Rohit John gave more information on the question:
Dear Robert,
I tried adding the column "!OMP_NUM_THREADS" and I set all the values to
one (given below). I am still
Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Status: Open => Needs information
Robert Caulk requested more information:
Hello,
Are you *sure* each batch run is running on one core? You don't appear
to be setting the core number anywhere.
You can add
Question #698825 on Yade changed:
https://answers.launchpad.net/yade/+question/698825
Rohit John posted a new comment:
Hello all,
Please use the following code for post-processing
Kind regards,
Rohit
#
New question #698825 on Yade:
https://answers.launchpad.net/yade/+question/698825
Hello,
I am simulating the interaction between a brush (modelled using
gridConnections) and a rotating box (pfacet clump). I noticed some
inconsistencies in the batch simulations and I tried a batch simulation in
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