For one thing, it's not production ready yet: https://github.com/coreos/etcd/blob/769c043537263dd5701f525424c8439e91ad9510/Documentation/production-ready.md htt

For one thing, it's not production ready yet: https://github.com/coreos/etcd/blob/769c043537263dd5701f525424c8439e91ad9510/Documentation/production-ready.md https://github.com/coreos/etcd/blob/769c043537263dd5701f5254... Another is that your configuration is wide open to every node in the cluster (e.g. your Web app's etcd client can read the key that stores the master database user password). Hope you never get hacked!