Things I wish I knew before using CentOS (7)

This is an ongoing, updated post of things I wish I knew beforehand. CentOS is a solid base for any server, as it requires minimum maintenance and is very conservative when it comes to updated versions. This post will be a mess at first, but continue to grow and evolve. Current systemd for CentOS7 […]

libvirt manual migration

Following scenario: You have 2 servers. No shared storage. You would like to move VMs from Server A to Server B. If you want a clean filesystem there will be downtime. Downtime will take as long as it needs to copy the image from one server to the other. Step 1: Shutdown the instance running […]

Widevine’s “NO FEES” claim is a lie

If you browse over to widevine dot com you’ll see a No Fees Widevine supports the use of standards-based royalty-free solutions for encryption, adaptive streaming, transport and player software without licensing fees or required participation in the CWIP training program. This is now the 3rd time I wrote them, and received no response. Thanks to […]

Idee zur Stromgewinnung

Ich habe heute zum ersten mal sowas gesehen: Ein Wasserhahnaufsatz mit verschiedenen LED Lichtern. Auf sowas muss man erstmal kommen. Das funktioniert so das dadurch das Wasser durchfliesst Strom erzeugt wird und mit diesem Strom wird eine LED betrieben. Was wäre wenn jeder Wasserhahn verbunden wäre mit einem Akku der diesen Strom speichert. Nehmen wir […]