- proxy shuffles endpoints to avoid being stuck to one member - stop using resolved address to avoid TLS failure - fix the bug that machine power-off might lead to corrupted wal - fix the bug that etcdserver.Send does not print correct error log for messages to removed members - etcdctl backup tool uses new file layout - fix the bug that PUT request with prevExist=true and prevIndex/prevValue set is not parsed to CompareAndSwap - fix the bug that etcd failed to recovery from recoverable WALs - improve etcdctl help doc by adding ‘extended’ to output format