Frerk Meyer's Weblog
Googles App Engine for Java is a cheap and powerful alternative for
hosting Java (and Groovy, Scala, JRuby, ...) web applications compared
to VPS hosting. How do both compare and what are the advantages and
disadvantages of each? Which offer is better for you and your requirements?
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An upgrade of Apache Roller from version 3.1 to 4.0 does not need more java server memory afterwards. From my measurements it may even save memory in the order of 20 mb.[Read More]
Java web applications don't need an Apache web server. In memory constrained systems like virtual private servers (VPS) you may get rid of the Apache web server to save memory and gain speed. The idea is to use iptables to replace port 80 in requests to port 8080 of the tomcat connector. Special problem on VPS systems are solved.[Read More]
Every server facing the internet should be protected by a firewall. Linux servers include the iptables firewall which is very capable. But on VPS systems this firewall is often restricted so much that many well known firewall configuration tools don't work. This article explains how to find out the firewall capabilities of your VPS system and how to configure a basic protection with a few hand coded firewall rules.[Read More]
