public RegionInTransitionStat computeRegionInTransitionStat() {
    final RegionInTransitionStat rit = new RegionInTransitionStat(getConfiguration());
    rit.update(this);
    return rit;
  }
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