Hi, Around SOAP, there are a couple of possible optimizations. What would be helpful is to get into the docker container when you are over the linear zone and get a jstack of the tomee process. Post it here or in gist and put the link here.
Jean-Louis -- Jean-Louis Monteiro http://twitter.com/jlouismonteiro http://www.tomitribe.com On Tue, Sep 4, 2018 at 8:27 AM, <fabian-a.rich...@rohde-schwarz.com> wrote: > Hey, > > > > we have been running some performance tests with our application (TomEE > 7.0.5 based) and are stuck: > > > > Until 4 core VMs (or docker containers) we see a linear increase in > performance, which is great and was anticipated. > > > > But after 4 cores, we barely get 10% (with 8 cores) more performance of > the system. > > > > We used jmeter based load tests (SOAP calls) with 10/20/30/40 and 100 > threads, VM to VM via 1gbit, and 4 GB of RAM. > > > We played around with session bean pool sizes (min set to thread count, > max to 1000) and stateful bean pool settings and also with jvm heap size > and GC parameters, to no avail. > > > > Are there any more performance parameters we can toy around with in TomEE > or Tomcat that you can recommend? > > > > Thank you and best > > Fabian > > >
