Monthly Archives: May 2010

When JSPs Go Bad

By | May 18, 2010

During a fun debug session at work, Drew and I tracked down the cause of a misbehaving web app. The problem related to how Apache Tomcat decides to recompile JSPs and how some of our source code was branched and modified. Beware of modified JSPs in branches when you move to newer branches. The problem appeared… Read More »

MySQL Conference 2010 Day 3

By | May 2, 2010

Monitoring MySQL with Cacti Cacti, like many other tools (Munin, Cricket, etc.), is a wrapper around RRDTool Baron feels that existing tools (zabbix, ZenOSS, OpenNMS, etc.) that try to do graphing and alerting do at least one of them poorly, though Reconnoiter looks promising. Cacti does graphing well RRDTool does interpolations, so you lose the… Read More »