further aligned aio and dc2 with dc1
diff --git a/installations/aio/components/opdk-install-component.yml b/installations/aio/components/opdk-install-component.yml
index a048a08..8e67039 100644
--- a/installations/aio/components/opdk-install-component.yml
+++ b/installations/aio/components/opdk-install-component.yml
@@ -1,12 +1,7 @@
 ---
 - hosts: '{{ hosts }}'
-#  strategy: free
+  strategy: free
   roles:
-  - opdk-setup-selinux-disable
-  - opdk-shutdown-iptables
-  - opdk-time-sync
-  - opdk-setup-os-minimum
-  - opdk-setup-os-common
   - opdk-setup-apigee-user
   - opdk-setup-os-ds
 
diff --git a/installations/aio/configuration/opdk-setup-os.yml b/installations/aio/configuration/opdk-setup-os.yml
new file mode 100644
index 0000000..2160cc6
--- /dev/null
+++ b/installations/aio/configuration/opdk-setup-os.yml
@@ -0,0 +1,16 @@
+---
+- hosts: '{{ hosts }}'
+  become: yes
+  gather_facts: no
+  strategy: free
+  pre_tasks:
+  - name: Load credentials from encrypted file
+    include_vars: '~/.apigee/credentials.yml'
+  roles:
+  - opdk-setup-os-minimum
+  - opdk-enable-swap
+  - opdk-setup-selinux-disable
+  - opdk-shutdown-iptables
+  - opdk-time-sync
+  - opdk-setup-os-common
+
diff --git a/installations/aio/installation.yml b/installations/aio/installation.yml
index 40553ff..913b7a9 100644
--- a/installations/aio/installation.yml
+++ b/installations/aio/installation.yml
@@ -1,13 +1,7 @@
 ---
-- hosts: planet
-  become: yes
-  gather_facts: no
-  pre_tasks:
-  - name: Load credentials from encrypted file
-    include_vars: '~/.apigee/credentials.yml'
-  roles:
-  - opdk-setup-os-minimum
-  - opdk-enable-swap
+- include: configuration/opdk-setup-os.yml
+  vars:
+    hosts: 'planet'
 
   tasks:
 - include: configuration/update-user.yml
diff --git a/installations/dc2/components/opdk-cassandra-client-update.yml b/installations/dc2/components/opdk-cassandra-client-update.yml
new file mode 100644
index 0000000..836b422
--- /dev/null
+++ b/installations/dc2/components/opdk-cassandra-client-update.yml
@@ -0,0 +1,6 @@
+---
+- hosts: '{{ hosts }}'
+  roles:
+  - opdk-cassandra-client-update
+  tags:
+  - c-update
\ No newline at end of file
diff --git a/installations/dc2/components/opdk-cassandra-rebuild.yml b/installations/dc2/components/opdk-cassandra-rebuild.yml
new file mode 100644
index 0000000..c3dfaf7
--- /dev/null
+++ b/installations/dc2/components/opdk-cassandra-rebuild.yml
@@ -0,0 +1,8 @@
+---
+- hosts: '{{ hosts }}'
+  vars:
+    opdk_region: dc-1
+  roles:
+  - opdk-cassandra-rebuild
+  tags:
+  - c-rebuild
diff --git a/installations/dc2/installation.yml b/installations/dc2/installation.yml
index 93e7a1e..d0274f7 100644
--- a/installations/dc2/installation.yml
+++ b/installations/dc2/installation.yml
@@ -1,95 +1,112 @@
 ---
-- include: component_installations/opdk-install-component.yml
+#- hosts: 'planet'
+#  become: yes
+#  gather_facts: no
+#  strategy: free
+#  tasks:
+#  - name: Load credentials from encrypted file
+#    include_vars: '~/.apigee/credentials.yml'
+
+- include: configuration/opdk-setup-os.yml
+  vars:
+    hosts: 'planet'
+
+- include: configuration/update-user.yml
+  vars:
+    hosts: 'planet'
+    user: 'root'
+
+- include: components/opdk-install-component.yml
   vars:
     hosts: 'dc-2-ds'
     component_profile: 'ds'
   tags:
   - ds
 
-- include: component_installations/opdk-install-component.yml
+- include: components/opdk-install-component.yml
   vars:
     hosts: 'dc-1-ds'
     component_profile: 'ds'
   tags:
   - ds
 
-- include: component_updates/opdk-cassandra-client-update.yml
+- include: components/opdk-cassandra-client-update.yml
   vars:
      hosts: 'dc-1-ms'
 
-- include: component_installations/opdk-install-component.yml
+- include: components/opdk-install-component.yml
   vars:
     hosts: 'dc-1-ms'
     component_profile: 'ms'
   tags:
   - ms
 
-- include: component_installations/opdk-cassandra-rebuild.yml
+- include: components/opdk-cassandra-rebuild.yml
   vars:
     hosts: 'dc-2-ds'
 
-- include: component_installations/opdk-install-component.yml
+- include: components/opdk-install-component.yml
   vars:
     hosts: 'dc-2-ms'
     component_profile: 'ms'
   tags:
   - ms2
 
-- include: component_installations/opdk-install-component.yml
+- include: components/opdk-install-component.yml
   vars:
     hosts: 'dc-2-rmp'
     component_profile: 'rmp'
   tags:
   - rmp
 
-- include: component_installations/opdk-install-component.yml
+- include: components/opdk-install-component.yml
   vars:
     hosts: 'dc-1-rmp'
     component_profile: 'rmp'
   tags:
   - rmp
 
-- include: component_installations/opdk-install-component.yml
+- include: components/opdk-install-component.yml
   vars:
     hosts: 'dc-2-qpid'
     component_profile: 'qs'
   tags:
   - qpid
 
-- include: component_installations/opdk-setup-postgres-master.yml
+- include: components/opdk-setup-postgres-master.yml
   vars:
     hosts: 'dc-2-pgmaster'
   tags:
   - pgmaster
 
-- include: component_installations/opdk-setup-postgres-standby.yml
+- include: components/opdk-setup-postgres-standby.yml
   vars:
     hosts: 'dc-2-pgstandby'
   tags:
   - pgstandby
 
-- include: validation/opdk-setup-org-config.yml
+- include: configuration/opdk-setup-org-config.yml
   vars:
     hosts: 'dc-2-ms'
   tags:
   - org-config
 
-- include: validation/opdk-setup-org.yml
+- include: configuration/opdk-setup-org.yml
   vars:
     hosts: 'dc-2-ms'
   tags:
   - org
 
-- include: validation/opdk-setup-validate.yml
+- include: validations/opdk-setup-validate.yml
   tags:
   - validate
 
-- include: validation/opdk-setup-status.yml
+- include: validations/opdk-setup-status.yml
   vars:
     hosts: 'planet'
   tags:
   - status
 
-- include: validation/opdk-setup-log-files.yml
+- include: validations/opdk-setup-log-files.yml
   tags:
   - logs