Improve CUDA codegen flags

[alexxy/gromacs.git] / src / gromacs / domdec / partition.cpp

diff --git a/src/gromacs/domdec/partition.cpp b/src/gromacs/domdec/partition.cpp
index 06b4937cafcf0a6c98e288a5a8c1664b6c0734de..dca7464ba7813544b4d0aea99718e05943b74028 100644 (file)
--- a/src/gromacs/domdec/partition.cpp
+++ b/src/gromacs/domdec/partition.cpp
@@ -1125,7 +1125,7 @@ static void print_dd_load_av(FILE* fplog, gmx_domdec_t* dd)
     fprintf(fplog, "\n");
     fprintf(stderr, "\n");
 
-    if (lossFraction >= DD_PERF_LOSS_WARN)
+    if ((lossFraction >= DD_PERF_LOSS_WARN) && (dd->comm->dlbState != DlbState::offTemporarilyLocked))
     {
         std::string message = gmx::formatString(
                 "NOTE: %.1f %% of the available CPU time was lost due to load imbalance\n"
@@ -1133,9 +1133,16 @@ static void print_dd_load_av(FILE* fplog, gmx_domdec_t* dd)
                 lossFraction * 100);
 
         bool hadSuggestion = false;
-        if (!isDlbOn(comm))
+        if (dd->comm->dlbState == DlbState::offUser)
         {
-            message += "      You might want to use dynamic load balancing (option -dlb.)\n";
+            message += "      You might want to allow dynamic load balancing (option -dlb auto.)\n";
+            hadSuggestion = true;
+        }
+        else if (dd->comm->dlbState == DlbState::offCanTurnOn)
+        {
+            message +=
+                    "      Dynamic load balancing was automatically disabled, but it might be "
+                    "beneficial to manually tuning it on (option -dlb on.)\n";
             hadSuggestion = true;
         }
         else if (dlbWasLimited)
@@ -1151,7 +1158,6 @@ static void print_dd_load_av(FILE* fplog, gmx_domdec_t* dd)
                 "      considerable inhomogeneity in the simulated system.",
                 hadSuggestion ? "also " : "");
 
-
         fprintf(fplog, "%s\n", message.c_str());
         fprintf(stderr, "%s\n", message.c_str());
     }