#2382: ccm-lb: stop adding cluster when load is zero (empty cluster)

DARMA-tasking · Dec 23, 2024 · 023b907 · 023b907
1 parent 80c3517
commit 023b907
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/vt/vrt/collection/balance/temperedlb/temperedlb.cc b/src/vt/vrt/collection/balance/temperedlb/temperedlb.cc
@@ -766,7 +766,9 @@ void TemperedLB::computeClusterSummary() {
 
   for (auto const& [shared_id, _] : shared_block_size_) {
     auto info = makeClusterSummary(shared_id);
-    cur_clusters_.emplace(shared_id, std::move(info));
+    if (info.load != 0) {
+      cur_clusters_.emplace(shared_id, std::move(info));
+    }
   }
 }