public static boolean isRegionReplicaStoreFileRefreshEnabled(Configuration conf) {
    return conf.getBoolean(REGION_REPLICA_STORE_FILE_REFRESH,
      DEFAULT_REGION_REPLICA_STORE_FILE_REFRESH);
  }
Returns True if we are to refresh user-space hfiles in Region Read Replicas.
hbase-server/src/main/java/org/apache/hadoop/hbase/util/ServerRegionReplicaUtil.java