code: public FileStatus[] listStatus(Path path) throws IOException {
     try (TimerContextWithLog context = new TimerContextWithLog(listStatusTimer.time(), "listStatus", path)) {
        FileStatus[] statuses = super.listStatus(path);
        context.setResult(statuses);
        return statuses;
      }
    }
docs: Add timer metrics to {@link DistributedFileSystem#listStatus(Path)}