Tomcat listener not coming up - no stuck threads

Hi, Looking for some external input. I've put together a simple tomcat embedded instance designed to deploy an arbitrary set of servlets, filters, etc. For some reason, when I run tests with Tomcat the server never fully launches. I can see the port in use, but connections to the server are

Re: Apache/Tomcat vulnerability

hi, sorry, its mod_jk no jk2, my typo. All at latest versions. We tried with mod proxy too. There is no flood of the server. Nobody is flooding us, they use some specific connections after which pool of apache workers is exhausted and blocked and we need to restart tomcat server. It is some kind