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# rkea
adamant-kite-43734
10/02/2023, 7:22 PMThis message was deleted.
c
creamy-pencil-82913
10/02/2023, 7:23 PMthe etcd database files on disk are corrupted. You should restore from a snapshot.
f
few-memory-46527
10/02/2023, 7:24 PMI have not created any snapshot. Is there a way the cluster could be brought back?
c
creamy-pencil-82913
10/02/2023, 7:28 PMI am not aware of any way to fix corrupted etcd database files, no
creamy-pencil-82913
10/02/2023, 7:28 PMThis is why you should have multiple etcd nodes and take periodic snapshots
creamy-pencil-82913
10/02/2023, 7:29 PMif you have just one node, and no snapshots to restore from, your cluster is unrecoverable.
f
few-memory-46527
10/02/2023, 7:30 PMOk. Got it thank you.
few-memory-46527
10/03/2023, 7:54 AMWhy this issue arises? And also I have seen single node rke1 rancher frequently goes down why does this happen? And how to avoid this?