code: public void dumpInterArrivalTimes()
      {
          File file = FileUtils.createTempFile("failuredetector-", ".dat");
  
          OutputStream os = null;
          try
          {
              os = new BufferedOutputStream(new FileOutputStream(file, true));
              os.write(toString().getBytes());
          }
          catch (IOException e)
          {
              throw new FSWriteError(e, file);
          }
          finally
          {
              FileUtils.closeQuietly(os);
          }
      }
docs: Dump the inter arrival times for examination if necessary.