Monitoring Tomcat via JMX–Lessons Learned: Part 1

Posted on by David Vassallo

Requirement : monitoring vital Tomcat statistics such as active & idle threads, memory consumption and so on. JMX (java monitoring extensions) is quite well documented – so a google search should bring you up to speed, but in a nutshell, JMX is almost like a java-centric SNMP. Java app developers can make certain attributes such … Continue reading Monitoring Tomcat via JMX–Lessons Learned: Part 1

Analyzing SQUID access logs

Posted on by David Vassallo

There are loads of programs on the internet which are squid log analyzers. While this article does address the same thing, it’s presented more with an eye to how you can use standard linux bash scripts to obtain almost any output you want from log files. In the following script I use no python / … Continue reading Analyzing SQUID access logs