Document URL: Document URL: This is a request for replacing section in below article as this doesnt work any more. https://docs.openshift.com/container-platform/3.4/admin_guide/backup_restore.html#backup-restore-adding-etcd-hosts Section Number and Name: Adding New etcd Hosts 5b. Create a backup of the surviving etcd host, and transfer the contents to the new host: 1.) The given flags are not supported # etcdctl backup --keep-cluster-id --node-id ${NODE_ID} \ --data-dir /var/lib/etcd --backup-dir /var/lib/etcd/$NEW_ETCD-backup the given flags (--keep-cluster-id --node-id ${NODE_ID}) are not supported. Also refer : https://bugzilla.redhat.com/show_bug.cgi?id=1419670 There are also known issue with the backup procedure/ Describe the issue: The steps are not working with etcd 3.0.15 version.
Also, the location mentioned in docs is incorrect : etcdctl -C https://${ETCD_CA_HOST}:2379 \ --ca-file=/etc/etcd/ca.crt \ --cert-file=/etc/etcd/peer.crt \ --key-file=/etc/etcd/peer.key member add ${NEW_ETCD} https://${NEW_ETCD_IP}:2380
As Jan is fine with giving this BZ back to the docs team, let's mark it as duplicate of #1419670. Comment 1 is copied to #1419670. So nothing left here. *** This bug has been marked as a duplicate of bug 1419670 ***