Apache Karaf with OSGi works pretty nice using annotation based dependency injection with the declarative services, removing the need to mess with those hopefully archaic XML blueprints. Too bad it's not as trendy as spring and the developers so many of the tutorials can be a bit dated and hard to find. Karaf also supports many other frameworks and programming models as well and there's even Red Hat supported... Source: about 3 years ago

DRBD is developed by LINBIT, so linbit.com will be your best resource for learning DRBD. Specifically the DRBD User's Guide for DRBD v9 (there is a section on Pacemaker integration): https://linbit.com/drbd-user-guide/drbd-guide-9_0-en/#ch-pacemaker. Source: over 1 year ago

I’ve posted here before about how I passed the “Certified Kubernetes Administrator“ proctored exam on my SteamDeck. Well last week my company sent me to “KubeCon”. It was a great trip and conference, company jet, good food, learn what’s new in the industry, meet vendors, etc. One of the things vendors do to attract people to their booth is do drawings for game systems. One of these happened to be for a SteamDeck,... Source: over 1 year ago

We have been bit so many times by DRBD. We finally hired linbit support for 10 hours of their consulting and they found all sorts of issues with how it was originally configured. Now it has been working beautifully. Who knew even if everything was Online and looking perfect that data could be completely different on each server?? Drbdadm verify to the rescue. Source: about 2 years ago