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-rw-r--r--playbooks/init/evaluate_groups.yml6
1 files changed, 5 insertions, 1 deletions
diff --git a/playbooks/init/evaluate_groups.yml b/playbooks/init/evaluate_groups.yml
index 924ae481a..e8bf1892c 100644
--- a/playbooks/init/evaluate_groups.yml
+++ b/playbooks/init/evaluate_groups.yml
@@ -45,7 +45,11 @@
- name: Evaluate groups - Fail if no etcd hosts group is defined
fail:
msg: >
- Running etcd as an embedded service is no longer supported.
+ Running etcd as an embedded service is no longer supported. If this is a
+ new install please define an 'etcd' group with either one, three or five
+ hosts. These hosts may be the same hosts as your masters. If this is an
+ upgrade please see https://docs.openshift.com/container-platform/latest/install_config/upgrading/migrating_embedded_etcd.html
+ for documentation on how to migrate from embedded to external etcd.
when:
- g_etcd_hosts | default([]) | length not in [5,3,1]
- not (openshift_node_bootstrap | default(False))