Bugfix: Actually pass the MPI communicator lel

ComputationalRadiationPhysics · Feb 12, 2021 · 8034b4f · 8034b4f
1 parent 325032b
commit 8034b4f
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/include/picongpu/plugins/PhaseSpace/DumpHBufferOpenPMD.hpp b/include/picongpu/plugins/PhaseSpace/DumpHBufferOpenPMD.hpp
@@ -85,7 +85,7 @@ namespace picongpu
             MPI_CHECK(MPI_Comm_size(mpiComm, &size));
 
             /** create parallel domain collector ******************************/
-            ::openPMD::Series series(openPMDFilename.str(), ::openPMD::Access::CREATE, jsonConfig);
+            ::openPMD::Series series(openPMDFilename.str(), ::openPMD::Access::CREATE, mpiComm, jsonConfig);
             ::openPMD::Iteration iteration = series.iterations[currentStep];
 
             const std::string software("PIConGPU");
@@ -152,9 +152,6 @@ namespace picongpu
 
             /** write local domain ********************************************/
 
-            // avoid deadlock between not finished pmacc tasks and mpi calls in HDF5
-            __getTransactionEvent().waitForFinished();
-
             ::openPMD::Mesh mesh = iteration.meshes[dataSetName.str()];
             ::openPMD::MeshRecordComponent dataset = mesh[::openPMD::RecordComponent::SCALAR];
 
@@ -216,6 +213,9 @@ namespace picongpu
              */
             dataset.setPosition(std::vector<float>{0.5, 0.5});
 
+            // avoid deadlock between not finished pmacc tasks and mpi calls in openPMD
+            __getTransactionEvent().waitForFinished();
+
             /** close file ****************************************************/
             iteration.close();
         }