Re: [OMPI devel] Disable progress engine

2017-01-24 Thread George Bosilca
If you do not explicitly enabled asynchronous progress (which btw is only supported by some of the BTLs), there will be little support for asynchronous progress in Open MPI. Indeed, as long as the library is not in an MPI call, all progress is stalled, no matching is done, and the only possible pro

[OMPI devel] Disable progress engine

2017-01-24 Thread Cyril Bordage
Hello, I would like to see how the overlapping between communications and computations is done in some applications. And I would like to be able to prevent it. In this purpose, is it possible to disable the progress engine and have the application nearly as if there was no asynchronous communicati