Re: Free Memory vs. Total Memory vs. Max Memory

2012-02-18 Thread André Warnier
Robinson, Eric wrote: We have many servers that have been running 100-200 instances of tomcat each for years without any performance problems. Most of our servers are Linux 8-core machines with 32GB RAM, with the tomcat instances configured with -Xms16M -Xmx192M. We also have some Windows

RE: Free Memory vs. Total Memory vs. Max Memory

2012-02-18 Thread Robinson, Eric
Robinson, Eric wrote: We have many servers that have been running 100-200 instances of tomcat each for years without any performance problems. Most of our servers are Linux 8-core machines with 32GB RAM, with the tomcat instances configured with -Xms16M -Xmx192M. We also have some

RE: Free Memory vs. Total Memory vs. Max Memory

2012-02-18 Thread markt
Robinson, Eric eric.robin...@psmnv.com wrote: Agreed. Anyway, in this case the thread is on a tomcat server that is only used for scheduled java tasks. Users do not access it directly. Very puzzling. What's I'd really like is for some well-known tomcat guru to say that in our environment, -Xms16M

Re: Free Memory vs. Total Memory vs. Max Memory

2012-02-18 Thread Mark Thomas
On 18/02/2012 14:44, Mark Thomas wrote: Robinson, Eric eric.robin...@psmnv.com wrote: Agreed. Anyway, in this case the thread is on a tomcat server that is only used for scheduled java tasks. Users do not access it directly. Very puzzling. What's I'd really like is for some well-known

[logging processes] Too many or Not too many?

2012-02-18 Thread Pae Choi
Tomcat v7.0.25 CentOS 5.7 32bit Running the tomcat without any webapp deployed, the system shows about 38 processes related to logging. Why that many and what are they logging about? I see some of logging under the $CATALINA_HOME/logs folder and they seemed to be reasonably needed. But what

[logging processes] Too many or Not too many?

2012-02-18 Thread Pae Choi
Tomcat v7.0.25 CentOS 5.7 32bit Running the tomcat without any webapp deployed, the system shows about 38 processes(i think) related to logging. Why that many and what are they logging about? I see some of logging under the $CATALINA_HOME/logs folder and they seemed to be reasonably needed.

Re: [logging processes] Too many or Not too many?

2012-02-18 Thread Mark Thomas
On 18/02/2012 21:57, Pae Choi wrote: Tomcat v7.0.25 CentOS 5.7 32bit Running the tomcat without any webapp deployed, the system shows about 38 processes(i think) related to logging. Why that many and what are they logging about? I see some of logging under the $CATALINA_HOME/logs folder

Re: DBCP Connections build up on one server

2012-02-18 Thread Pid *
On 17 Feb 2012, at 22:02, Shanti Suresh sha...@umich.edu wrote: The threaddump look the same across both servers. The heapdump shows increasing heap on the suspect server in the Finalizer class. The Finalizer class is holding references to another class which is a wrapper class for

Re: Tomcat as Application Server

2012-02-18 Thread Terence M. Bandoian
On 1:59 PM, Anjib Mulepati wrote: Hi All, I was reading an old article (http://www.javaworld.com/javaworld/jw-01-2008/jw-01-tomcat6.html?page=1) about Tomcat to find out whether Tomcat can be used as application serve or not. This article list that Tomcat 6.x support following features:

Re: generic deployment question

2012-02-18 Thread Terence M. Bandoian
On 1:59 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Jeffrey, On 2/17/12 10:45 AM, Jeffrey Janner wrote: Thanks. I was under the impression that Tomcat normally explodes the war files when you drop them into the webapps folder, though I know you can disable

Re: generic deployment question

2012-02-18 Thread Konstantin Kolinko
2012/2/17 Jeffrey Janner jeffrey.jan...@polydyne.com: Assume latest Tomcat 6.x for current deployment, and 7.x for future deployments. I host an app for a couple of dozen customers.  Naturally, upgrade time can be a bit of a pain, and I'd like to simplify things. Assuming that all the