Networking at home

Deduplication means, that when saving data to disks, if the same data is stored once more, then only a reference is stored and space is saved. OpenDedup is an open source online (real-time) deduplication solution, with one of the goals to provide a solution for storing Virtual Machine images, where big parts of the images could be duplicated. In this article we test OpenDedup, both from speed and compression point of view.

This is a test performed on an Ubuntu 1604 virtual machine, to verify, how you can expand a SW RAID, which is used trough an LVM by a file system, without losing data.

Oracle VirtualBox runs well on Ubuntu 1604 host, but you should know how to set it up to have a good user experience with it. It this article I will show you 4 pitfalls, and how to avoid them. 1. Default installations fails referring to kernel module failed 2. Can not connect remotely with RDP 3. Windows guest display is flickering/unity menu overlaps guest full screen 4. Can not set second screen to full screen