#1830: TemperedWMin: pretend all nodes are underloaded

Author: cz4rs

src/vt/vrt/collection/balance/temperedlb/temperedlb.h

@@ -111,7 +111,7 @@ struct TemperedLB : BaseLB {
   void propagateRound(uint8_t k_cur_async, bool sync, EpochType epoch = no_epoch);
   void propagateIncomingAsync(LoadMsgAsync* msg);
   void propagateIncomingSync(LoadMsgSync* msg);
-  bool isUnderloaded(LoadType load) const;
+  virtual bool isUnderloaded(LoadType load) const;
   bool isUnderloadedRelaxed(LoadType over, LoadType under) const;
   bool isOverloaded(LoadType load) const;
 

src/vt/vrt/collection/balance/temperedwmin/temperedwmin.h

@@ -69,6 +69,10 @@ struct TemperedWMin : TemperedLB {
    * All ranks are allowed to initiate the information propagation stage
    */
   bool canPropagate() const override { return true; }
+  /**
+   * TemperedWMin does not care about underloaded
+   */
+  bool isUnderloaded(LoadType load) const override { return true; }
 
   std::vector<NodeType> getPotentialRecipients() const override;
   TimeType getModeledWork(const elm::ElementIDStruct& obj) const override;