Re: [Yade-users] [Question #647852]: Using openmp in a python script.

2017-07-21 Thread Gary Pekmezi
Question #647852 on Yade changed:
https://answers.launchpad.net/yade/+question/647852

Status: Open => Answered

Gary Pekmezi proposed the following answer:
Deepak,

I think you will need to load a multiprocessing library first, then you
can loop through Yade objects using a multiprocessing pool [1] instead
of the single-threaded sequential for loop you are currently using.

For example, instead of:

for b in O.bodies:
  pvel.append(b.state.vel); prot.append(b.state.angVel)

you would do something like (please note it's just a sample, I haven't
tested it):

import multiprocessing as mp
def appVel(i):
pvel[i] = (O.bodies)[i].state.vel
prot[i] = (O.bodies)[i].state.angVel
if __name__=="__main__":
numBods = len(O.bodies)
pvel = mp.Array('d',range(numBods))
prot = mp.Array('d',range(numBods))
p=mp.Pool(numThreads)
p.map(appVel,range(0,numBods))


[1] https://docs.python.org/2/library/multiprocessing.html

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Re: [Yade-users] [Question #650560]: micro parameters of Frictional material

2017-07-21 Thread Seti
Question #650560 on Yade changed:
https://answers.launchpad.net/yade/+question/650560

Seti confirmed that the question is solved:
Thanks Klaus Thoeni, that solved my question.

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Re: [Yade-users] [Question #650560]: micro parameters of Frictional material

2017-07-21 Thread Seti
Question #650560 on Yade changed:
https://answers.launchpad.net/yade/+question/650560

Status: Answered => Solved

Seti confirmed that the question is solved:
Awesome. Thanks

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Re: [Yade-users] [Question #651196]: how much time is needed to run one triaxial model using yade? because I wonder it makes me wait large amount of minutes. and my ubuntu 15.01 shutdowns when I run y

2017-07-21 Thread Jan Stránský
Question #651196 on Yade changed:
https://answers.launchpad.net/yade/+question/651196

Status: Open => Answered

Jan Stránský proposed the following answer:
Hello,

> ubuntu 15.01

did you mean Ubuntu 15.10?
If yes, why do you use this version?

> how much time is needed to run one triaxial model using yade?

it depends on mny factors
- number of particles
- stop conditions
- material parameters of particles
- power of used computer
- ...
it may be milliseconds, but it also could be days or weeks.. or theoretically 
any arbitrary time :-)

> My ubuntu shutdown when I run yade models

please give more information.
Yade itself cannot directly make the computer shutdown.
There are some indirect scenarios, e.g. because of CPU usage the temperature 
exceeds some limit and the computer is shutdown, but without more info it is 
mere guessing.

cheers
Jan

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Re: [Yade-users] [Question #650549]: triaxial test code

2017-07-21 Thread Jan Stránský
Question #650549 on Yade changed:
https://answers.launchpad.net/yade/+question/650549

Jan Stránský posted a new comment:
Hello,
please read [1] again. Afterwards, read it once more with special focus on 
points 2, 3 and 6.
Then try to give a more detailed info (as already asked in the previous 
answer). Otherwise there is almost zero chance to give you any reasonable 
advice.
cheers
Jan

[1] https://yade-dem.org/wiki/Howtoask

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[Yade-users] [Question #651196]: how much time is needed to run one triaxial model using yade? because I wonder it makes me wait large amount of minutes. and my ubuntu 15.01 shutdowns when I run yade

2017-07-21 Thread sisay atumo
New question #651196 on Yade:
https://answers.launchpad.net/yade/+question/651196

My ubuntu shutdown when I run yade models

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Re: [Yade-users] [Question #650549]: triaxial test code

2017-07-21 Thread sisay atumo
Question #650549 on Yade changed:
https://answers.launchpad.net/yade/+question/650549

Status: Answered => Open

sisay atumo is still having a problem:
Yade 2016 I installed it directly from internet with the command 'sudo
apt install yade.

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