Sasha's experience running Postgres under Kubernetes started before StatefulSets were a thing, back in the days of PetSets. At the time of his tech diligence th

Sasha's experience running Postgres under Kubernetes started before StatefulSets were a thing, back in the days of PetSets. At the time of his tech diligence the best option appeared to be pg/stolon https://github.com/sorintlab/stolon https://github.com/sorintlab/stolon. The gist of the interview is that there are many more edge cases with HA Postgres + leader election than you can reasonably imagine at first glance. Our experience building and running 24x7x365 HA Kubernetes clusters for clients is almost exclusively in air-gapped or on-premise environments where EBS (or even an IOPS QoS guarantee) does not exist. Most SaaS and managed service provider teams we encounter would much prefer to leverage a cloud provider's primitives than DIY.