public Timestamp getTimestamp() {
      return (Timestamp) timestamp.clone();
    }
The date and time the GemFire service was last in this state.

@return a Timestamp signifying the last date and time the GemFire service was in this state.
@see java.sql.Timestamp
geode-core/src/main/java/org/apache/geode/distributed/AbstractLauncher.java