@Override
    public synchronized void progress() {
      if (showProgress++ == progressThreshold) {
        if (!summary) {
          System.out.print(".");
        }
        showProgress = 0;
      }
    }
Report error information, but do not increment the error count. Intended for cases where the
actual error would have been reported previously.
hbase-server/src/main/java/org/apache/hadoop/hbase/util/HBaseFsck.java