“By default, VirtualBox shares files between the host and guest operating systems using its own built-in sharing mechanism. While this method works across all types of hosts, it's incredibly slow, at least on Unix hosts. The solution is to use NFS, which is much faster. How much faster, you ask? Simp…”— Stefan Wrobel, stefanwrobel.com
“Lately I've needed to spin up a bunch of virtual machines with VirtualBox and Vagrant for testing our changes to PyMongo under every conceivable OS, and there's no room for them on my SSD. Even if they run heinously slow on a USB drive, they can't stay in my apartment.”— Jesse Jiryu Davis, emptysqua.re