How do you store data across a Kubernetes container cluster? With etcd. This essential part of Kubernetes has been managed by CoreOS/Red Hat. No longer. Now, the open-source etcd project has been moved from Red Hat to the Cloud Native Computing Foundation (CNCF).
What is etcd? No, it’s not what happens when a cat tries to type a three-letter acronyms. Etcd (pronounced et-see-dee) was created by the CoreOS team in 2013. It’s an open-source, distributed, consistent key-value database for shared configuration, service discovery, and scheduler coordination. It’s built on the Raft consensus algorithm for replicated logs.
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