Unsolvable and annoying VirtualBox slowdown

Since end of December 2016, I was using my personal computer to work from home. All my development environment was living in a VirtualBox CentOS virtual machine. That was working very nicely until March 13th. All of a sudden, the virtual machine became annoying slow. Starting the virtual machine took twice the time as before… Continue reading Unsolvable and annoying VirtualBox slowdown