@Experimental(feature = ExperimentalFeature.ALERT_CACHING)
  public int getAlertCacheFlushInterval() {
    return Integer.parseInt(getProperty(ALERTS_CACHE_FLUSH_INTERVAL));
  }
Gets the interval at which cached alert data is written out to the
database, if enabled.
ambari-server/src/main/java/org/apache/ambari/server/configuration/Configuration.java