How to transform UDF to parallel

- January 10, 2022 at 4:07 pm
  
  isaps1860
  Subscriber
  
  Hello guys,
  I have a code which works well in serial. Now I have to make it work for parallel, but have problems with that.
  I´ve tried several changes but the message of "Number of faces" stays splitted in several console messages. I don´t really know how to make that point parallel. Is this also possible with a PRF_GRSUM1 command or how to solve that?
  The serial code is:
- January 10, 2022 at 4:08 pm
  
  Rob
  Forum Moderator
  
  All I can suggest is reading this https://ansyshelp.ansys.com/account/Secured?returnurl=/Views/Secured/corp/v212/en/flu_udf/flu_udf_ChapParallelUDFUsage.html
- January 10, 2022 at 4:11 pm
  
  DrAmine
  Ansys Employee
  
  You need global reduction macros, to do the operation on principal faces and to do all that on nodes only. All that as highlighted by to be found in the manual :)
- January 10, 2022 at 4:21 pm
  
  isaps1860
  Subscriber
  
  Okay thank you for the input,and
- January 10, 2022 at 4:23 pm
  
  DrAmine
  Ansys Employee
  
  Welcome anytime.