Fix

hpcdgrie · Oct 20, 2023 · 154e024 · 154e024
1 parent 38f8e94
commit 154e024
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/vistle/insitu/module/inSituModule.cpp b/lib/vistle/insitu/module/inSituModule.cpp
@@ -117,7 +117,7 @@ void InSituModule::initializeCommunication()
     if (m_messageHandler) {
         initRecvFromSimQueue();
         startCommunicationThreads();
-
+        comm().barrier(); //wait for all ranks to create msqs before sending the connection info
         m_messageHandler->send(message::ShmInfo{gatherModuleInfo()});
         sendIntOptions();
     }