Configuration Management

Process for configuration management:

• Server configuration management: track changes with subversion and be notified

System Errors and Performance

Strange errors and how to solve them:

• Audit errors reported by linux kernel - why you must care
• Solving Linux system lock up when intensive disk I/O are performed
• Fixing the blank screen on Ubuntu 10.04 with an ATI Radeon HD5450 after a distribution upgrade

Apache Server

Tips for configuring an Apache server:

• Boost your php web site by installing eAccelerator
• Apache and JBoss integration with mod_rewrite and mod_proxy
• Transparent Web server migration with Apache proxy
• Deploying a J2EE application behind an Apache server in a production environment

Mail Servers

Tips for configuring a mail server

• Postfix configuration on multihoming server

KVM

Virtualization

• Migration of KVM virtual machine image to a raw disk partition

Backup

To backup my servers and desktop, I'm using Bacula and two RAID-disks integrated in a ReadyNAS duo.

Bacula

• Restoring a complete system after a hard disk failure: bacula to the rescue!!!
• One year of data backup with Bacula on a ReadyNAS duo

ReadyNAS duo

• Connecting to a ReadyNAS duo using SSH
• Installing Mysql server on a ReadyNAS duo
• Tuning mysql configuration for the ReadyNAS duo
• Simple mysql database backup for ReadyNAS duo
• How to expand disk capacity on a ReadyNAS Duo from 1 TB to 2 TB

Other

• SNMP Setup for a livebox