RE: mod_jk

2009-02-06 Thread Hubert de Heer
Well... as far as I know there is an option to check if a backend is available (up to a certain level). Look in the documentation for ping_mode (mod_jk 1.2.27) http://tomcat.apache.org/connectors-doc/generic_howto/timeouts.html Hubert -Original Message- From: gerhardus.geldenh...@gta-t

RE: tomcat memory leak problem

2009-02-06 Thread Hubert de Heer
As stated below profiling (Yourkit is a very good recommendation, you can try their early access version http://www.yourkit.com/eap/index.jsp) will give you more insight in your tomcat application. Sometimes changing your memory / garbage collect parameters can change the world for you. For mor

RE: mod_jk 1.2.27 strange default reply_timeout

2009-02-02 Thread Hubert de Heer
range default reply_timeout Hubert de Heer wrote: > Hi, > > > worker.host_1.socket_timeout=15 > This is the root of the problem cause it imposes the timeout on any socket operation between mod_jk and tomcat. > > > What we notice is that Apache will respond with an e

mod_jk 1.2.27 strange default reply_timeout

2009-02-02 Thread Hubert de Heer
to tomcat failed. [Mon Feb 02 13:45:18 2009] host_1 127.0.0.1 "POST /hv/main/nav/processflightqry HTTP/1.1" 34.101650 Regards, Hubert de Heer

RE: SECURITY breach in Tomcat

2009-01-28 Thread Hubert de Heer
Hi, If you really, really need the manager webapp, you can restrict access to that one not only by password but also by source-ip, e.g. access is only allowed from your office IP. In server.xml: Hubert -Original Message- From: Toby Kurien [mailto:tobyis7...@gm

RE: Tomcat running out of threads.

2009-01-15 Thread Hubert de Heer
Hello, We run a setup with 3 Apache servers with mod_jk (2.2.6 / 1.2.26) and 10 tomcat instances running on 5 servers (tomcat 5.5.26 / RHEL4). We used the combination of connectionTimeout & connection_pool_timeout, both set to 5min (connectionTimeout="30", connection_pool_timeout=300). But we

RE: Memory pool "Survivor space"

2008-12-04 Thread Hubert de Heer
Andre, Have a look at http://www.informit.com/guides/content.aspx?g=java&seqNum=253 for more details about JVM. A bit more difficult to read but with tons of info about JVM behaviour and default settings: http://java.sun.com/javase/technologies/hotspot/vmoptions.jsp So for the SurvivorRatio the