Is there a way to restore a cluster that was scaled to 0 with only the etcd backups? and the various yamls that are on the local still of course

you can get the cluster state back but anything in PVs or the like will be gone, unless the PVs are stored somewhere external to the cluster and can be reattached.

got it. How would we do that?

do what

do the restore from 0

I don’t know, you’ve not said if you’re using rancher or not, or what Kubernetes distribution you’re using, if the backups are on S3…

yes to rancher, etcd backups are in S3

yes, that is covered in the docs. https://ranchermanager.docs.rancher.com/how-to-guides/new-user-guides/backup-restore-and-dis[…]tore-rancher-launched-kubernetes-clusters-from-backup