Changeset 2222

Timestamp:

09/06/21 18:11:19 (3 years ago)

Author:

ymipsl

Message:

Fix problem at MPI dynamic window creation with intelMPI :
Freeing communicator before using windows make a crash. Bug of intelMPI library or not ? Work with OpenMPI

YM

File:

• XIOS/dev/dev_ym/XIOS_COUPLING/src/context_client.cpp (modified) (1 diff)

XIOS/dev/dev_ym/XIOS_COUPLING/src/context_client.cpp

@@ -64 +64 @@
           MPI_Win_create_dynamic(MPI_INFO_NULL, winComm, &windows[rank][0]);
           MPI_Win_create_dynamic(MPI_INFO_NULL, winComm, &windows[rank][1]);
-          MPI_Comm_free(&winComm) ;
+//       ym : Warning : intelMPI doesn't support that communicator of windows be deallocated before the windows deallocation, crash at MPI_Win_lock
+//            Bug or not ?          
+//        MPI_Comm_free(&winComm) ;
         }
       }