An Apache Tomcat server, I administrate, used to go away every now and then some time ago. To investigate the issue, I connected to the server via SSH, restarted it and monitored the log for a while. Tomcat ran well during this time. I disconnected and went home. Then the phone ringed, server had gone [...]

I am currently in the process of switching some servers from Debian 4.0 to CentOS 5.3. Almost all Linux distributions provide convenient tools to keep the software selection safe and current by installing updates. As I run multiple servers, these update processes are unnecessarily bandwith-hungry, because by default every host connects to the distributions update [...]