Enable Asynchronous Job Service
33.3. Setup and Configuration You must enable the Asychronous Job Service in your web.xml file as it is not turned on by default. resteasy.async.job.service.enabled true resteasy.async.job.service.max.job.results 100 resteasy.async.job.service.max.wait 300000 resteasy.async.job.service.thread.pool.size 100 resteasy.async.job.service.base.path /asynch/jobs org.jboss.resteasy.plugins.server.servlet.ResteasyBootstrap Resteasy org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher Resteasy /*