private void watchNode(long updateId, String resourceVersion) {
        logger.info("[{}/{}] Start the node watcher... (resource version: {})", namespace, serviceName,
                    resourceVersion);
        nodeWatch = doWatchNode(updateId, resourceVersion);
        logger.info("[{}/{}] Node watcher is started.", namespace, serviceName);
    }
Watches the service. {@link Watcher} will retry automatically on failures by {@link KubernetesClient}.
kubernetes/src/main/java/com/linecorp/armeria/client/kubernetes/endpoints/KubernetesEndpointGroup.java