public long getMinRetryIntervalMs(String systemName) {
    return getLong(String.format(CONFIG_MIN_RETRY_INTERVAL_MS, systemName), DEFAULT_CONFIG_RETRY_INTERVAL_MS);
  }
Get the minimum interval in ms between two retries on non transient error
@param systemName name of the system
@return long, minimum interval in ms between retries
samza-azure/src/main/java/org/apache/samza/system/eventhub/EventHubConfig.java