This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Recent Tomcat versions have included the "Management" application - thoroughly discussed in your tomcat installation in web-apps/tomcat-docs/manager-howto.html - this lets you monitor all sorts of useful things such as the number of threads, memory settings, active requests, etc. (I have no idea about the log location but it should be relative to the Tomcat installation location) Bill