KinWaiYuen

https://github.com/tikv/pd/blob/2fabb74157938ced112b1d768cb8d4b995653275/pkg/keyspace/keyspace.go#L271C2-L271C36 if several clients call `CreateKeyspace`, function `saveNewKeyspace` locks by Id which is created by `manager.allocID()`, `etcd transaction failed, conflicted and rolled back` error may be happened as Ids are...