private String getTesterHostname(ApplicationId applicationId) {
        String hostname = getTesterServiceInfo(applicationId).getHostName();
        if (orchestrator.getNodeStatus(new HostName(hostname)).isSuspended())
            throw new TesterSuspendedException("tester container is suspended");

        return hostname;
    }
Deletes an application and associated resources

@return true if the application was found and deleted, false if it was not present
@throws RuntimeException if deleting the application fails. This method is exception safe.
configserver/src/main/java/com/yahoo/vespa/config/server/ApplicationRepository.java