I recall the version of free marker shipped with that version of Ofbiz isn't multi-thread safe. Might want to try upgrading that piece if you can't easily get a newer build of Ofbiz up.
--P > On Jun 21, 2016, at 9:57 AM, Justin Robinson > <[email protected]> wrote: > > Profiling in jprofiler, using jmeter headless test on large test server, > running customized ofbiz 10.4 (no customizations in this area though) ... > 200 simultaneous users; 4 on each of 50 tenants that's where problems start > to occur. > > Response times for page requests get very slow up to 15 seconds with 100 > users, 2 per tenant over 50 tenants. > > > With 200 users I see 199 threads blocked and 1 running, this results in all > the requests timing out. > > > I am new to jprofiler but it looks like it is related to on > FreeMarkerWorker.renderTemplate the monitor where the deadlock is named > > org.apache.commons.pool.impl.GenericObjectPool
