Intel® MPI Library
Get help with building, analyzing, optimizing, and scaling high-performance computing (HPC) applications.

Question about I_MPI_CBWR

JSCHO
Einsteiger
912Aufrufe

Greetings,

Is my understanding correct that no tuning file will be read if I_MPI_CBWR=2 is set? Environment variables I_MPI_TUNING and I_MPI_TUNING_BIN will have no effect in this case, correct?

Jan

0 Kudos
1 Lösung
TobiasK
Moderator
814Aufrufe

@JSCHO 
yes that's correct. I_MPI_CBWR=2 ignores all tuning settings

Lösung in ursprünglichem Beitrag anzeigen

2 Antworten
TobiasK
Moderator
815Aufrufe

@JSCHO 
yes that's correct. I_MPI_CBWR=2 ignores all tuning settings

JSCHO
Einsteiger
781Aufrufe

Ok. Thanks a lot for the clarification. I was unsure because despite having defined I_MPI_CBWR=2 there still is this message in the log file which is quite misleading:

[0] MPI startup(): Load tuning file: ...

 

Antworten