Re: Tomcat 8.5 NIO w/ SSL Windows CPU issues

2016-08-10 Thread Mike Noordermeer
Hi, > Are you fronting with a web server/reverse proxy? Those "-" requests > looks suspiciously like the kinds of requests that Apache httpd makes > to itself to verify that worker threads are still available for > certain things. No, there is no web server or proxy in front of Tomcat. > I'm cur

Tomcat 8.5 NIO w/ SSL Windows CPU issues

2016-08-10 Thread Mike Noordermeer
Hi, After an upgrade to Tomcat 8.5, we are experiencing an issue where Tomcat starts generating a high CPU load (100%), probably after an HTTP network scan. The bug seems to be related to Windows, NIO and possibly SSL. I have a Yourkit dump and several thread dumps that show the issue, and was won

Re: Tomcat 8.5 slowdown with Resources element

2016-06-20 Thread Mike Noordermeer
Further profiling leads me to believe that Tomcat starts using JarWarResources if a block is placed in the server.xml file (even if unpackWars and unpackWar are true). Still looking into why it is doing this though... --Mike On 20 June 2016 at 12:06, Mike Noordermeer wrote: > Hi, >

Re: Tomcat 8.5 slowdown with Resources element

2016-06-20 Thread Mike Noordermeer
> As an answer to your last question above, look here : > http://tomcat.apache.org/tomcat-8.0-doc/config/context.html > --> Defining a context I'm not sure what you are referring to? I know that a server.xml can contain multiple contexts, and cannot be changed at runtime, but that does not really

Tomcat 8.5 slowdown with Resources element

2016-06-20 Thread Mike Noordermeer
Hi, I'm experiencing a very weird issue, and do not really have an idea where to start looking for the solution, hopefully someone here has an idea. As the Tomcat 8.5 Cache.getResource() call added some logging about the cache being too small, I'm trying to increase the size. The weird thing, is t