public SpaceQuotaSnapshotNotifier getSpaceQuotaSnapshotNotifier() {
    return this.spaceQuotaSnapshotNotifier;
  }
Remove decommission marker (previously called 'draining') from a region server to allow regions
assignments. Load regions onto the server asynchronously if a list of regions is given
@param server Region server to remove decommission marker from.
hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java