In Terminology, the mention of etcd is unaccompanied by a cross reference to its documentation.
Linked GH issue: https://github.com/openshift/openshift-docs/issues/538
Related PR: https://github.com/openshift/openshift-docs/pull/1074
PR merged: https://github.com/openshift/openshift-docs/pull/1074#event-435739596 Moving status to CLOSED CURRENTRELEASE.