There are numerous documents, tutorials and guides detailing the workings and usage of cron, the de facto tool for scheduling jobs on Linux. While traditional cron jobs are executed at set times, inotify cron, or incron, is a cron clone that watches the filesystem for specified changes and executes the relevant commands.

Ext4 is the latest in a long line of Linux® file systems, and it's likely to be as important and popular as its predecessors. As a Linux system administrator, you should be aware of the advantages, disadvantages, and basic steps for migrating to ext4.

Prepare yourself… I am about to reveal the naked truth. You see, I like exposing things. All sorts of things. And here’s one of them. As a newcomer to the Linux OS, you’re going to find things can be quite tricky and hard going…until you figure out the Linux filesystem, that is. Admit it, you were expecting me to say something else, weren’t you? You cheeky monkey, you!