ENG-13195: DR Role stats aggregation among node needs to remove placeholder entry if necessary (#4901)
ENG-13195: DR Role stats aggregation among node needs to remove placeholder entry if necessary (#4901)


VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,simonzhangsm/voltdb,simonzhangsm/voltdb,simonzhangsm/voltdb,VoltDB/voltdb,simonzhangsm/voltdb,VoltDB/voltdb,simonzhangsm/voltdb,VoltDB/voltdb,simonzhangsm/voltdb,simonzhangsm/voltdb,simonzhangsm/voltdb,VoltDB/voltdb