Published at January 24, 2019 · 1 min read
Sometime I need some additional disks or volume groups to do some testing. E.g. it’s widely used for OpenStack Cinder testing with LVM driver. Usually, I don’t have additional disks to work with:(. That’s why I use loopback devices instead. It’s an easy to configure solution. Of course, it works a but slower than on a real hardware but it’s absolutely acceptable for many scenarios. I’ll show you an example based on Devstack solution....