public boolean isRegionTwiceOverThreshold(final RegionInfo regionInfo) {
      Map<String, RegionState> m = this.ritsOverThreshold;
      if (m == null) {
        return false;
      }
      final RegionState state = m.get(regionInfo.getEncodedName());
      if (state == null) {
        return false;
      }
      return (statTimestamp - state.getStamp()) > (ritThreshold * 2);
    }
Check that what the RegionServer reports aligns with the Master's image. If disagreement, we
will tell the RegionServer to expediently close a Region we do not think it should have.
hbase-server/src/main/java/org/apache/hadoop/hbase/master/assignment/AssignmentManager.java