+ if (TRACE_msg_process_is_enabled()){
+ static long long int counter = 0;
+ char key[INSTR_DEFAULT_STR_SIZE];
+ snprintf (key, INSTR_DEFAULT_STR_SIZE, "%lld", counter++);
+
+ int len = INSTR_DEFAULT_STR_SIZE;
+ char str[INSTR_DEFAULT_STR_SIZE];
+
+ //start link
+ container_t msg = PJ_container_get (instr_process_id(process, str, len));
+ type_t type = PJ_type_get ("MSG_PROCESS_LINK", PJ_type_get_root());
+ new_pajeStartLink (MSG_get_clock(), PJ_container_get_root(), type, msg, "M", key);
+
+ //destroy existing container of this process
+ container_t existing_container = PJ_container_get(instr_process_id(process, str, len));
+ PJ_container_remove_from_parent (existing_container);
+ PJ_container_free(existing_container);
+
+ //create new container on the new_host location
+ msg = PJ_container_new(instr_process_id(process, str, len), INSTR_MSG_PROCESS, PJ_container_get(new_host->name));
+
+ //end link
+ msg = PJ_container_get(instr_process_id(process, str, len));
+ type = PJ_type_get ("MSG_PROCESS_LINK", PJ_type_get_root());
+ new_pajeEndLink (MSG_get_clock(), PJ_container_get_root(), type, msg, "M", key);
+ }
+}