diff --git a/de/heat-templates/env/compute.yaml b/de/heat-templates/env/compute.yaml
index 5e64d6e..e74441a 100644
--- a/de/heat-templates/env/compute.yaml
+++ b/de/heat-templates/env/compute.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openvswitch":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/converged.yaml b/de/heat-templates/env/converged.yaml
index 2b16c18..744916f 100644
--- a/de/heat-templates/env/converged.yaml
+++ b/de/heat-templates/env/converged.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openstack-compute-node":"enabled","openvswitch":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0-lma3.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0-lma3.yaml
index bd4b8af..3b9a1a6 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0-lma3.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0-lma3.yaml
@@ -24,4 +24,25 @@
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0.yaml
index ae48797..41f470e 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp0-gtw0.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openstack-compute-node":"enabled","openvswitch":"enabled", "openstack-gateway":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0-lma3.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0-lma3.yaml
index e1ad50c..aa49136 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0-lma3.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0-lma3.yaml
@@ -24,4 +24,25 @@
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0.yaml
index ca44d96..ce76e70 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp2-gtw0.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openvswitch":"enabled","openstack-gateway": "enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3-lma3.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3-lma3.yaml
index 8e1efd0..2f6502d 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3-lma3.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3-lma3.yaml
@@ -25,3 +25,25 @@
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","tfvrouter":"enabled", "role":"ceph-osd-node"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
   ntw_metadata: {"labels": {"tfconfig":"enabled","tfconfigdb":"enabled","tfcontrol":"enabled","tfanalytics":"enabled","tfanalyticsdb":"enabled","tfwebui":"enabled"}}
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml
index 7b8add0..be71f26 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml
@@ -23,3 +23,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","tfvrouter":"enabled", "role":"ceph-osd-node"}}
   ntw_metadata: {"labels": {"tfconfig":"enabled","tfconfigdb":"enabled","tfcontrol":"enabled","tfanalytics":"enabled","tfanalyticsdb":"enabled","tfwebui":"enabled"}}
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            amGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp3-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp3-gtw0.yaml
index e7718c3..f32657c 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp3-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp3-gtw0.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openvswitch":"enabled","openstack-gateway":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp3-ntw3.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp3-ntw3.yaml
index 25f8ff9..57e4b2b 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp3-ntw3.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp3-ntw3.yaml
@@ -23,3 +23,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","tfvrouter":"enabled", "role":"ceph-osd-node"}}
   ntw_metadata: {"labels": {"tfconfig":"enabled","tfconfigdb":"enabled","tfcontrol":"enabled","tfanalytics":"enabled","tfanalyticsdb":"enabled","tfwebui":"enabled"}}
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr5-cmp0-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr5-cmp0-gtw0.yaml
index e91095d..1bbf461 100644
--- a/de/heat-templates/env/mstr1-wrkr5-cmp0-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr5-cmp0-gtw0.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openstack-compute-node":"enabled","openvswitch":"enabled","openstack-gateway":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml
index 71b6309..43a32d2 100644
--- a/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openvswitch":"enabled","openstack-gateway":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr1-wrkr5-cmp3-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr5-cmp3-gtw0.yaml
index b3ee49c..1cada83 100644
--- a/de/heat-templates/env/mstr1-wrkr5-cmp3-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr5-cmp3-gtw0.yaml
@@ -22,4 +22,23 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openvswitch":"enabled","openstack-gateway":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0-lma3.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0-lma3.yaml
index 2ac2cec..2a8c008 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0-lma3.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0-lma3.yaml
@@ -24,4 +24,25 @@
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0.yaml
index 2010d6c..1205aab 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp0-gtw0.yaml
@@ -19,4 +19,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openstack-compute-node":"enabled","openvswitch":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3-osd3.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3-osd3.yaml
index d070e53..9f589f9 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3-osd3.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3-osd3.yaml
@@ -31,4 +31,23 @@
   gtw_metadata: {"labels": {"openvswitch":"enabled", "openstack-gateway": "enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
   osd_metadata: {"labels": {"role": "ceph-osd-node"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3.yaml
index 31b7e38..e1b4cab 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0-lma3.yaml
@@ -24,4 +24,25 @@
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0.yaml
index 5e64d6e..e74441a 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw0.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","openvswitch":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw2.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw2.yaml
index 337bf15..1ba17ad 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw2.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw2.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled", "openstack-gateway": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3-osd3.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3-osd3.yaml
index 3fbbb6c..6b6b963 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3-osd3.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3-osd3.yaml
@@ -31,4 +31,23 @@
   gtw_metadata: {"labels": {"openvswitch":"enabled", "openstack-gateway": "enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
   osd_metadata: {"labels": {"role": "ceph-osd-node"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3.yaml
index e5c6e18..e86072d 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp2-gtw3-lma3.yaml
@@ -23,4 +23,25 @@
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled", "openstack-gateway": "enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr3-cmp2-ntw3-lma3-osd3.yaml b/de/heat-templates/env/mstr3-wrkr3-cmp2-ntw3-lma3-osd3.yaml
index 644a6c5..803dee0 100644
--- a/de/heat-templates/env/mstr3-wrkr3-cmp2-ntw3-lma3-osd3.yaml
+++ b/de/heat-templates/env/mstr3-wrkr3-cmp2-ntw3-lma3-osd3.yaml
@@ -32,4 +32,23 @@
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
   osd_metadata: {"labels": {"role": "ceph-osd-node"}}
   ntw_metadata: {"labels": {"tfanalytics": "enabled", "tfconfig": "enabled", "tfcontrol": "enabled", "tfwebui": "enabled", "tfconfigdb": "enabled", "tfanalyticsdb": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/mstr3-wrkr6-cmp3-osd3.yaml b/de/heat-templates/env/mstr3-wrkr6-cmp3-osd3.yaml
index edd63d7..e89a02f 100644
--- a/de/heat-templates/env/mstr3-wrkr6-cmp3-osd3.yaml
+++ b/de/heat-templates/env/mstr3-wrkr6-cmp3-osd3.yaml
@@ -31,4 +31,23 @@
   gtw_metadata: {"labels": {"openvswitch":"enabled", "openstack-gateway": "enabled"}}
   lma_metadata: {"labels": {"role": "stacklight", "stacklight": "enabled"}}
   osd_metadata: {"labels": {"role": "ceph-osd-node"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/env/telco.yaml b/de/heat-templates/env/telco.yaml
index 337bf15..1ba17ad 100644
--- a/de/heat-templates/env/telco.yaml
+++ b/de/heat-templates/env/telco.yaml
@@ -22,4 +22,25 @@
   worker_metadata: {"labels": {"openstack-control-plane":"enabled","role":"ceph-osd-node"}}
   cmp_metadata: {"labels": {"openstack-compute-node":"enabled","openvswitch":"enabled", "role":"ceph-osd-node"}}
   gtw_metadata: {"labels": {"openvswitch":"enabled", "openstack-gateway": "enabled"}}
-  hardware_metadata: ''
+  # hardware_metadata which is used for Ceph requires flavor with
+  # ephemeral storage because it is used for Ceph bluestore.
+  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  cmps_flavor: 'system.compact.openstack.control.ephemeral'
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 20
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/de/heat-templates/fragments/SrvInstancesVMCeph.yaml b/de/heat-templates/fragments/SrvInstancesVMCeph.yaml
index ad401cc..dce451e 100644
--- a/de/heat-templates/fragments/SrvInstancesVMCeph.yaml
+++ b/de/heat-templates/fragments/SrvInstancesVMCeph.yaml
@@ -56,6 +56,15 @@
   hardware_metadata:
     description: The content of lab metadata.
     type: string
+  user_data_config:
+    description: This is part of clout-config which denies to mount drive with label ephemeral0 to /mnt
+    type: string
+    default: |
+      #cloud-config
+      #
+      # Don't mount ephemeral0 to /mnt as it's by default
+      mounts:
+        - [ ephemeral0, null ]
 
 resources:
 
@@ -103,6 +112,7 @@
       parts:
       - config: {get_resource: software_config}
       - config: {get_resource: inject_files}
+      - config: {get_param: user_data_config}
 
   server:
     type: OS::Nova::Server
diff --git a/de/heat-templates/fragments/SrvInstancesVMCephOSD.yaml b/de/heat-templates/fragments/SrvInstancesVMCephOSD.yaml
index a302144..f78a198 100644
--- a/de/heat-templates/fragments/SrvInstancesVMCephOSD.yaml
+++ b/de/heat-templates/fragments/SrvInstancesVMCephOSD.yaml
@@ -64,6 +64,15 @@
   hardware_metadata:
     description: The content of lab metadata.
     type: string
+  user_data_config:
+    description: This is part of clout-config which denies to mount drive with label ephemeral0 to /mnt
+    type: string
+    default: |
+      #cloud-config
+      #
+      # Don't mount ephemeral0 to /mnt as it's by default
+      mounts:
+        - [ ephemeral0, null ]
 
 resources:
 
@@ -114,6 +123,7 @@
       parts:
       - config: {get_resource: software_config}
       - config: {get_resource: inject_files}
+      - config: {get_param: user_data_config}
 
   server:
     type: OS::Nova::Server
diff --git a/de/heat-templates/scripts/instance_boot.sh b/de/heat-templates/scripts/instance_boot.sh
index c12b421..09d916b 100644
--- a/de/heat-templates/scripts/instance_boot.sh
+++ b/de/heat-templates/scripts/instance_boot.sh
@@ -112,8 +112,8 @@
 
 function install_docker {
     function install_retry {
-        curl --retry 6 --retry-delay 5 -fsSL "${DOCKER_URL}/ubuntu/gpg" | sudo apt-key add -
-        add-apt-repository "deb [arch=amd64] ${DOCKER_URL}/ubuntu ${OS_CODENAME} ${DOCKER_RELEASE}"
+        curl --retry 6 --retry-delay 5 -fsSL "${DOCKER_URL}/gpg" | sudo apt-key add -
+        add-apt-repository "deb [arch=amd64] ${DOCKER_URL}/ ${OS_CODENAME} ${DOCKER_RELEASE}"
         apt update
         apt install -y ${DOCKER_PACKAGES}
     }
@@ -271,13 +271,12 @@
 cat << EOF >> /etc/iptables/rules.v4
 -A DOCKER-USER -d ${net} -j ACCEPT
 -A DOCKER-USER -s ${net} -j ACCEPT
--A DOCKER-USER -j RETURN
-COMMIT
 EOF
     done
 
 cat << EOF >> /etc/iptables/rules.v4
 -A DOCKER-USER -j RETURN
+COMMIT
 EOF
     sudo netfilter-persistent reload
 }
@@ -337,8 +336,11 @@
 # For example netplan.io metadata, the restart of services
 # is not covered by script.
 function prepare_metadata_files {
+    local ceph_osd_node
+    ceph_osd_node=$(kubectl get nodes -l role=ceph-osd-node -o jsonpath={.items[?\(@.metadata.name==\"$(hostname)\"\)].metadata.name})
+
     /usr/sbin/prepare-metadata.py  --metadata-file /usr/share/metadata/lab-metadata.yaml
-    if [[ -f /usr/share/metadata/ceph.yaml ]]; then
+    if [[ -f /usr/share/metadata/ceph.yaml && ${ceph_osd_node} ]]; then
         HW_METADATA="{\"ceph\": {\"$(hostname)\": \"$(base64 -w 0 /usr/share/metadata/ceph.yaml)\"}}"
     fi
 }
@@ -346,7 +348,6 @@
 
 case "$NODE_TYPE" in
     ucp)
-        prepare_metadata_files
         prepare_network
         update_docker_network
         install_required_packages
@@ -361,9 +362,9 @@
         install_kubectl
         wait_for_node
         set_node_labels
+        prepare_metadata_files
         ;;
     master)
-        prepare_metadata_files
         prepare_network
         update_docker_network
         install_required_packages
@@ -375,9 +376,9 @@
         install_kubectl
         wait_for_node
         set_node_labels
+        prepare_metadata_files
         ;;
     worker)
-        prepare_metadata_files
         prepare_network
         update_docker_network
         install_required_packages
@@ -389,6 +390,7 @@
         install_kubectl
         wait_for_node
         set_node_labels
+        prepare_metadata_files
         ;;
     spare)
         prepare_metadata_files
diff --git a/de/heat-templates/top.yaml b/de/heat-templates/top.yaml
index d2c4048..5c3b390 100644
--- a/de/heat-templates/top.yaml
+++ b/de/heat-templates/top.yaml
@@ -140,7 +140,8 @@
     default: ''
   docker_ee_url:
     type: string
-    default: 'https://s3-us-west-2.amazonaws.com/internal-docker-ee-builds/docker-ee-linux'
+    default: 'http://mirror-us.mcp.mirantis.net/.snapshots/docker-ee-bionic-latest'
+#    default: 'https://s3-us-west-2.amazonaws.com/internal-docker-ee-builds/docker-ee-linux/ubuntu'
   docker_ee_release:
     type: string
     default: 'stable-19.03'
@@ -526,3 +527,9 @@
   ntws_wc_data:
     description: Metadata from ntws
     value: { get_attr: [ntws, wc_data] }
+  storage_frontend_network_cidr:
+    description: Storage network which is used as clientNet in Ceph CR
+    value: { get_param: storage_frontend_network_cidr }
+  storage_backend_network_cidr:
+    description: Storage network which is used as clusterNet in Ceph CR
+    value: { get_param: storage_backend_network_cidr }