Setting Atmosphere settings in Vaadin SpringBootApplication

Solution 1:

Try something like this

@ManagedBean
public class AtmosphereInitializer implements ServletContextInitializer {

    @Override
    public void onStartup(ServletContext servletContext) {
servletContext.setInitParameter("org.atmosphere.cpr.broadcaster.maxProcessingThreads","2");
servletContext.setInitParameter("org.atmosphere.cpr.broadcaster.shareableThreadPool","true");
...

    }
}