The service manager ticked green. Alex held his breath.
Alex typed into the Slack channel: “Cluster recovered. Root cause: version skew during upgrade. Pinning all clusters to v1.27.4 until we test the etcd migration path.” k3s downgrade version
No one asked for details. No one wanted to know that the solution involved manually patching a BoltdB file with a hex editor at 4 AM. The service manager ticked green