Backing up with tar or rsync? [Freedompenguin]
There’s a decision to make when you want to write your scripts when it’s time to back things up: use tar or rsync?
Max out your IOPs with GNU Parallel
The GNU Parallel program is a clever way to simultaneously operate thing on multiple files (and other things). Tonight, we create the most IO intensive way to copy virtual machine images from one system to another: parallel rsync. My source system is an 8-core E5 with 32G of ram. I’m trying to backup 400+GB of…