- [x] [etcd raft: avoid reading uncommitted tail of Raft log when becoming leader](https://github.com/cockroachdb/cockroach/issues/18601) - [pull request](https://github.com/etcd-io/etcd/pull/9073) - [ ] [etcd ConfChangeV2](https://github.com/etcd-io/raft/blob/89c97ed7f982084796b5572693fac6f3d6a995f7/raftpb/raft.proto#L210)