Merge pull request #8159 from openshift-cherrypick-robot/cherry-pick-8158-to-enterprise-3.9

[enterprise-3.9] Various BZ fixes for 3.9 release

Author: Brice Fallon-Freeman

Diff for: install_config/install/advanced_install.adoc

@@ -2090,7 +2090,7 @@ balancer or take other steps to provide a highly available load balancer.
 
 For an external load balancing solution, you must have:
 
-* A pre-created load balancer VIP configured for SSL passthrough.
+* A pre-created load balancer virtual IP (VIP) configured for SSL passthrough.
 * A VIP listening on the port specified by the xref:advanced-master-ports[`openshift_master_api_port`]
 value (8443 by default) and proxying back to all master hosts on that port.
 * A domain name for VIP registered in DNS.
@@ -2099,7 +2099,7 @@ value (8443 by default) and proxying back to all master hosts on that port.
 `openshift_master_cluster_hostname` in the {product-title} installer.
 
 See
-link:https://github.com/redhat-cop/openshift-playbooks/blob/master/playbooks/installation/load_balancing.adoc[External Load Balancer Integrations] for more information. For more on the high
+link:https://github.com/redhat-cop/openshift-playbooks/blob/master/playbooks/installation/load_balancing.adoc[the External Load Balancer Integrations example in Github] for more information. For more on the high
 availability master architecture, see
 xref:../../architecture/infrastructure_components/kubernetes_infrastructure.adoc#master[Kubernetes Infrastructure].
 

Diff for: install_config/install/prerequisites.adoc

@@ -235,7 +235,7 @@ recommends using `overlay2` instead of `overlay`, because of its speed and
 simple implementation.
 
 See the
-link:https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux_atomic_host/7/html-single/managing_containers/#overlay_graph_driver[Overlay
+link:https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux_atomic_host/7/html-single/managing_containers/#using_the_overlay_graph_driver[Overlay
 Graph Driver] section of the Atomic Host documentation for instructions on how
 to to enable the `overlay2` graph driver for the Docker service.