From failovers to keepalived over vSwitch(es) with Hetzner

A few years ago, we were happy with Hetzner’s failover IPs and managed them manually. Rather, we managed it with some custom scripts, but it still wasn’t enough. But as with everything related to Internet, data-center networks are evolving rapidly. Since the beginning of our cooperation with Hetzner I (and other DevOps folks I know) was used to using Hetzner’s failover IPs to bring at least some level of fault tolerance, even though it was done manually with custom python scripts. [Read More]