log4j performance

Question

I\'m developing a web app, and I\'d like to log some information to help me improve and observe the app. (I\'m using Tomcat6)

First I thought I would use StringBuild

Answer 1

It must be noted that log4j suffers from numerous locking pains under heavy concurrent use.

More details and some workaround in my another answer: Production settings file for log4j?