I’ve already written about MySQL backup using a shell script and consistent backup with Linux Logical Volume Manager (LVM) snapshots: A snapshot volume is a special type of volume that presents all the data that was in the volume at the time the snapshot was created. This means you can back up that volume without […]


When you work in tech support department and deal with inexperienced clients debugging problems turns into a nightmare. As a sysadmin, you won’t become too paranoid if less experienced people have root-access. As a consultant, you won’t feel isolated if you don’t have remote access to your systems. As a support engineer, you won’t become […]