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Parallel Tour calculation

Posted: Fri May 05, 2017 10:00 am
by peter.detzner
Am I right, to enable a parallel tour calculation, just to set the xTour property of the poolsize from 1 to 2?


The number of module instances to be started as background processes.
#
poolSize=2


Thanks as alsways for your fast support!

Re: Parallel Tour calculation

Posted: Fri May 05, 2017 10:06 am
by Bernd Welter
Hello Peter,

to give you a more generic response (based on xServer 1):
  • Increasing the poolsize will ensure that a server starts several processes of same kind, e.g. xTourModule.exe
  • each process can take care of a single transaction at the time
  • you still have to ensure to avoid conflicts, e.g. by tho transactions trying to access the same distance matrix at the same time (refers to xCluster, xTour, xDima, xTerritory)
So maybe the answer is just "yes" but be aware of conflicts, e.g. by defining individual DIMA IDs for the parallel transactions.
And you might need more memory and cores.

Regards Bernd

PS: further info is available here:
http://xserver.ptvgroup.com/fileadmin/f ... s%7C_____3