@AfterClass
  public static void tearDownAfterClass() throws Exception {
    TEST_UTIL.shutdownMiniCluster();
  }
Tests for Region Mover Load/Unload functionality with and without ack mode and also to test
exclude functionality useful for rack decommissioning
hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestRegionMover1.java