Improve disconnected Upgrade (#4455)

Author: Lennonka

guides/common/modules/proc_upgrading-a-disconnected-project-server.adoc

@@ -8,7 +8,7 @@ Upgrading a {ProjectServer} that is not connected to the Red{nbsp}Hat Content De
 include::snip_warning-maintain-config-noop.adoc[]
 
 .Prerequisites
-* If you synchronize content between your {ProjectServer}s by using exports, ensure that all your {ProjectServer}s are on the same {Project} version.
+* Ensure that all your {ProjectServer}s are on the same {Project} version.
 * If you have made manual edits to you DNS or DHCP configuration in the `/etc/zones.conf` or `/etc/dhcp/dhcpd.conf` files, ensure DNS and DHCP configuration management is disabled:
 +
 [options="nowrap" subs="attributes"]
@@ -48,10 +48,10 @@ This prevents the upgrade process from overwriting your DNS and DHCP configurati
 . Export the required repositories from your connected {ProjectServer} to your disconnected {ProjectServer}:
 .. Ensure that the following repositories are synchronized on your connected server with the download policy set to *Immediate*:
 +
-* {RepoRHEL9BaseOS}
-* {RepoRHEL9AppStream}
-* {RepoRHEL9ServerSatelliteServerProjectVersion}
-* {RepoRHEL9ServerSatelliteMaintenanceProjectVersion}
+* `{RepoRHEL9BaseOS}`
+* `{RepoRHEL9AppStream}`
+* `{RepoRHEL9ServerSatelliteServerProjectVersion}`
+* `{RepoRHEL9ServerSatelliteMaintenanceProjectVersion}`
 .. List the repositories to identify their IDs:
 +
 [options="nowrap" subs="+quotes"]
@@ -68,15 +68,8 @@ $ hammer content-export complete repository \
 --id _My_Repository_ID_
 ----
 .. Copy the exported directories to the disconnected {ProjectServer}.
-
-. On the disconnected server, stop all {Project} services:
-+
-[options="nowrap" subs="+quotes,verbatim,attributes"]
-----
-# {foreman-maintain} service stop
-----
 . On the disconnected server, enable access to the exported content by configuring a repository:
-.. Identify the location of the copied exported directories from the syncable export on the connected server.
+.. Locate the copied directories from the syncable export.
 .. Create the `/etc/yum.repos.d/upgrade.repo` file and update the `baseurl` directive to point to that location:
 +
 [source, ini, options="nowrap" subs="+quotes,verbatim,attributes"]
@@ -109,6 +102,8 @@ metadata_expire=-1
 gpgcheck=0
 baseurl=file:///_{Project}_Maintenance_Export_Location_/content/dist/layered/rhel9/x86_64/sat-maintenance/{ProjectVersion}/os/
 ----
++
+Keep the `{RepoRHEL9ServerSatelliteServerProjectVersion}` repository disabled.
 . Upgrade the `{foreman-maintain}` utility to its latest version:
 +
 [options="nowrap" subs="attributes"]
@@ -129,7 +124,7 @@ Review the results and address any highlighted error conditions before performin
 The `{foreman-maintain} upgrade check` might prompt you for the Hammer admin user credentials.
 These changes are applied to the `/etc/foreman-maintain/foreman-maintain-hammer.yml` file.
 ====
-. Edit the `/etc/yum.repos.d/upgrade.repo` file and enable the {RepoRHEL9ServerSatelliteServerProjectVersion} repository:
+. Edit the `/etc/yum.repos.d/upgrade.repo` file and enable the `{RepoRHEL9ServerSatelliteServerProjectVersion}` repository:
 +
 [source, ini, options="nowrap" subs="+quotes,verbatim,attributes"]
 ----