public void recordUnregistration() { registrationsActive.decrementAndGet(); }
    public void recordNotification() { notificationsReceived.incrementAndGet(); }
    public void recordFailover() { failoverEvents.incrementAndGet(); }
    public void recordHeartbeat() { heartbeatsSent.incrementAndGet(); }
    public void recordRegistrationFailure() { registrationFailures.incrementAndGet(); }