private void incrementMetricsCounter(String name, long count) {
      Metrics metrics = MetricsFactory.getInstance();
      if (metrics != null) {
        try {
          metrics.incrementCounter(name, count);
        } catch (Exception e) {
          LOG.warn("Error Reporting JvmPauseMonitor to Metrics system", e);
        }
      }
    }
log INFO if we detect a pause longer than this threshold
common/src/java/org/apache/hadoop/hive/common/JvmPauseMonitor.java