anchor.diff:  ----
   <1> You must specify the `openshift-operators-redhat` namespace.
   
  -.. Create the Operator Group object:
  +.. Create an Operator Group object:
   +
   ----
   $ oc create -f eo-og.yaml
  
positive.code: 
  Ensure that you have the necessary persistent storage for Elasticsearch. Note that each Elasticsearch node
  requires its own storage volume.
  +
  Elasticsearch is a memory-intensive application. Each Elasticsearch node needs 16G of memory for both memory requests and CPU limits.
  The initial set of {product-title} nodes might not be large enough to support the Elasticsearch cluster. You must add additional nodes to the
  {product-title} cluster to run with the recommended or higher memory. Each Elasticsearch node can operate with a lower
  
negative.code: +
  If either operator does not appear as installed, to troubleshoot further:
  +
  * Switch to the *Catalog* → *Operator Management* page and inspect
  the *Operator Subscriptions* and *Install Plans* tabs for any failure or errors
  under *Status*.
  