@Override
  protected String getHostname(Configuration conf, String defaultHostname) {
    return conf.get("hbase.regionserver.ipc.address", defaultHostname);
  }
Execute a list of Put/Delete mutations. The function returns OperationStatus instead of
constructing MultiResponse to save a possible loop if caller doesn't need MultiResponse.
@return an array of OperationStatus which internally contains the OperationStatusCode and the
        exceptionMessage if any
@deprecated Since 3.0.0, will be removed in 4.0.0. We do not use this method for replaying
            edits for secondary replicas any more, see
            {@link #replicateToReplica(RpcController, ReplicateWALEntryRequest)}.
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java