diff --git a/group_vars/all.sample b/group_vars/all.sample
index baa9a077d..3fb36ea40 100644
--- a/group_vars/all.sample
+++ b/group_vars/all.sample
@@ -14,6 +14,7 @@ dummy:
 ###########
 
 #fetch_directory: fetch/
+#cluster: ceph # cluster name
 
 ###########
 # INSTALL #
diff --git a/purge-cluster.yml b/purge-cluster.yml
index b64f34c7c..f9ecdcf09 100644
--- a/purge-cluster.yml
+++ b/purge-cluster.yml
@@ -21,7 +21,7 @@
       private: no
 
   tasks:
-  - name: exit playbook, if user didn't mean to purge cluster
+  - name: exit playbook, if user did not mean to purge cluster
     fail:
       msg: >
         "Exiting purge-cluster playbook, cluster was NOT purged.
@@ -70,6 +70,10 @@
       - python-rados
       - python-rbd
 
+    cluster: ceph # name of the cluster
+    monitor_name: "{{ ansible_hostname }}"
+    mds_name: "{{ ansible_hostname }}"
+
 
   handlers:
   - name: restart machine
@@ -183,7 +187,10 @@
 
 # Ubuntu 14.04
   - name: stop ceph osds on ubuntu
-    command: stop ceph-osd id={{ item }}
+    shell: |
+      for id in $(ls /var/lib/ceph/osd/ |grep -oh '[0-9]*'); do
+        initctl stop ceph-osd cluster={{ cluster }} id=$id
+      done
     failed_when: false
     when:
       ansible_distribution == 'Ubuntu' and
@@ -191,21 +198,21 @@
     with_items: "{{ osd_ids.stdout_lines }}"
 
   - name: stop ceph mons on ubuntu
-    command: stop ceph-mon id={{ ansible_hostname }}
+    command: initctl stop ceph-mon cluster={{ cluster }} id={{ monitor_name }}
     failed_when: false
     when:
       ansible_distribution == 'Ubuntu' and
       mon_group_name in group_names
 
   - name: stop ceph mdss on ubuntu
-    command: stop ceph-mds-all
+    command: initctl stop ceph-mds cluster={{ cluster }} id={{ mds_name }}
     failed_when: false
     when:
       ansible_distribution == 'Ubuntu' and
       mds_group_name in group_names
 
   - name: stop ceph rgws on ubuntu
-    command: stop ceph-radosgw id=rgw.{{ ansible_hostname }}
+    command: initctl stop radosgw cluster={{ cluster }} id={{ ansible_hostname }}
     failed_when: false
     when:
       ansible_distribution == 'Ubuntu' and
diff --git a/roles/ceph-common/defaults/main.yml b/roles/ceph-common/defaults/main.yml
index 8ae6d686a..c951a7386 100644
--- a/roles/ceph-common/defaults/main.yml
+++ b/roles/ceph-common/defaults/main.yml
@@ -6,6 +6,7 @@
 ###########
 
 fetch_directory: fetch/
+cluster: ceph # cluster name
 
 ###########
 # INSTALL #
diff --git a/roles/ceph-common/handlers/main.yml b/roles/ceph-common/handlers/main.yml
index 9b166b567..62422a066 100644
--- a/roles/ceph-common/handlers/main.yml
+++ b/roles/ceph-common/handlers/main.yml
@@ -22,7 +22,7 @@
     is_ceph_infernalis
 
 - name: restart ceph mons on ubuntu
-  command: restart ceph-mon-all
+  command: initctl restart ceph-mon cluster={{ cluster }} id={{ monitor_name }}
   when:
     socket.rc == 0 and
     ansible_distribution == 'Ubuntu' and
@@ -50,14 +50,17 @@
     is_ceph_infernalis
 
 - name: restart ceph osds on ubuntu
-  command: restart ceph-osd-all
+  shell: |
+    for id in $(ls /var/lib/ceph/osd/ |grep -oh '[0-9]*'); do
+      initctl restart ceph-osd cluster={{ cluster }} id=$id
+    done
   when:
     socket.rc == 0 and
     ansible_distribution == 'Ubuntu' and
     osd_group_name in group_names
 
 - name: restart ceph mdss on ubuntu
-  command: restart ceph-mds-all
+  command: initctl restart ceph-mds cluster={{ cluster }} id={{ ansible_hostname }}
   when:
     socket.rc == 0 and
     ansible_distribution == 'Ubuntu' and
@@ -84,7 +87,7 @@
     ceph_stable_release not in ceph_stable_releases
 
 - name: restart ceph rgws on ubuntu
-  command: restart ceph-all
+  command: initctl restart radosgw cluster={{ cluster }} id=rgw.{{ ansible_hostname }}
   when:
     socketrgw.rc == 0 and
     ansible_distribution == 'Ubuntu' and
diff --git a/roles/ceph-common/tasks/main.yml b/roles/ceph-common/tasks/main.yml
index f40a3bdb8..2d223c807 100644
--- a/roles/ceph-common/tasks/main.yml
+++ b/roles/ceph-common/tasks/main.yml
@@ -179,7 +179,7 @@
   action: config_template
   args:
     src: ceph.conf.j2
-    dest: /etc/ceph/ceph.conf
+    dest: /etc/ceph/{{ cluster }}.conf
     owner: "{{ dir_owner }}"
     group: "{{ dir_group }}"
     mode: "{{ activate_file_mode }}"
@@ -207,3 +207,19 @@
     owner: "{{ rbd_client_dir_owner }}"
     group: "{{ rbd_client_dir_group }}"
     mode: "{{ rbd_client_dir_mode }}"
+
+- name: configure cluster name
+  lineinfile:
+    dest: /etc/sysconfig/ceph
+    insertafter: EOF
+    line: "CLUSTER={{ cluster }}"
+  when:
+    ansible_os_family == "RedHat"
+
+- name: configure cluster name
+  lineinfile:
+    dest: /etc/default/ceph/ceph
+    insertafter: EOF
+    line: "CLUSTER={{ cluster }}"
+  when:
+    ansible_os_family == "Debian"
diff --git a/roles/ceph-common/templates/ceph.conf.j2 b/roles/ceph-common/templates/ceph.conf.j2
index 3ea096cd0..9f44559e1 100644
--- a/roles/ceph-common/templates/ceph.conf.j2
+++ b/roles/ceph-common/templates/ceph.conf.j2
@@ -183,10 +183,10 @@ debug mds migrator = {{ debug_mds_level }}
 rgw dns name = {{ radosgw_dns_name }}
 {% endif %}
 host = {{ hostvars[host]['ansible_hostname'] }}
-keyring = /var/lib/ceph/radosgw/ceph-rgw.{{ hostvars[host]['ansible_hostname'] }}/keyring
+keyring = /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ hostvars[host]['ansible_hostname'] }}/keyring
 rgw socket path = /tmp/radosgw-{{ hostvars[host]['ansible_hostname'] }}.sock
-log file = /var/log/ceph/radosgw-{{ hostvars[host]['ansible_hostname'] }}.log
-rgw data = /var/lib/ceph/radosgw/ceph-rgw.{{ hostvars[host]['ansible_hostname'] }}
+log file = /var/log/ceph/{{ cluster }}-rgw-{{ hostvars[host]['ansible_hostname'] }}.log
+rgw data = /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ hostvars[host]['ansible_hostname'] }}
 {% if radosgw_frontend  == 'civetweb' %}
 rgw frontends = civetweb port={{ radosgw_civetweb_port }}
 {% endif %}
diff --git a/roles/ceph-mds/tasks/pre_requisite.yml b/roles/ceph-mds/tasks/pre_requisite.yml
index dabfbafa2..813d5a306 100644
--- a/roles/ceph-mds/tasks/pre_requisite.yml
+++ b/roles/ceph-mds/tasks/pre_requisite.yml
@@ -23,30 +23,30 @@
     group: "{{ key_group }}"
     mode: "{{ key_mode }}"
   with_items:
-    - { name: /var/lib/ceph/bootstrap-mds/ceph.keyring, copy_key: true }
-    - { name: /etc/ceph/ceph.client.admin.keyring, copy_key: "{{ copy_admin_key }}" }
+    - { name: "/var/lib/ceph/bootstrap-mds/{{ cluster }}.keyring", copy_key: true }
+    - { name: "/etc/ceph/{{ cluster }}.client.admin.keyring", copy_key: "{{ copy_admin_key }}" }
   when:
     cephx and
     item.copy_key|bool
 
 - name: create mds directory
   file:
-    path: /var/lib/ceph/mds/ceph-{{ mds_name }}
+    path: /var/lib/ceph/mds/{{ cluster }}-{{ mds_name }}
     state: directory
     owner: "{{ dir_owner }}"
     group: "{{ dir_group }}"
     mode: "{{ dir_mode }}"
 
 - name: create mds keyring
-  command: ceph --cluster ceph --name client.bootstrap-mds --keyring /var/lib/ceph/bootstrap-mds/ceph.keyring auth get-or-create mds.{{ mds_name }} osd 'allow rwx' mds 'allow' mon 'allow profile mds' -o /var/lib/ceph/mds/ceph-{{ mds_name }}/keyring
+  command: ceph --cluster {{ cluster }} --name client.bootstrap-mds --keyring /var/lib/ceph/bootstrap-mds/{{ cluster }}.keyring auth get-or-create mds.{{ mds_name }} osd 'allow rwx' mds 'allow' mon 'allow profile mds' -o /var/lib/ceph/mds/{{ cluster }}-{{ mds_name }}/keyring
   args:
-    creates: /var/lib/ceph/mds/ceph-{{ mds_name }}/keyring
+    creates: /var/lib/ceph/mds/{{ cluster }}-{{ mds_name }}/keyring
   changed_when: false
   when: cephx
 
 - name: set mds key permissions
   file:
-    path: /var/lib/ceph/mds/ceph-{{ mds_name }}/keyring
+    path: /var/lib/ceph/mds/{{ cluster }}-{{ mds_name }}/keyring
     mode: "{{ key_mode }}"
     owner: "{{ key_owner }}"
     group: "{{ key_group }}"
@@ -54,7 +54,7 @@
 
 - name: activate metadata server with upstart
   file:
-    path: /var/lib/ceph/mds/ceph-{{ mds_name }}/{{ item }}
+    path: /var/lib/ceph/mds/{{ cluster }}-{{ mds_name }}/{{ item }}
     state: touch
     owner: "{{ activate_file_owner }}"
     group: "{{ activate_file_group }}"
@@ -67,7 +67,7 @@
 
 - name: activate metadata server with sysvinit
   file:
-    path: /var/lib/ceph/mds/ceph-{{ mds_name }}/{{ item }}
+    path: /var/lib/ceph/mds/{{ cluster }}-{{ mds_name }}/{{ item }}
     state: touch
     owner: "{{ activate_file_owner }}"
     group: "{{ activate_file_group }}"
@@ -90,12 +90,9 @@
     is_ceph_infernalis
 
 - name: start and add that the metadata service to the init sequence (ubuntu)
-  service:
-    name: ceph-mds
-    state: started
-    enabled: yes
-    args: "id={{ mds_name }}"
+  command: initctl emit ceph-mds cluster={{ cluster }} id={{ mds_name }}
   changed_when: false
+  failed_when: false
   when: ansible_distribution == "Ubuntu"
 
 - name: start and add that the metadata service to the init sequence (before infernalis)
diff --git a/roles/ceph-mon/tasks/ceph_keys.yml b/roles/ceph-mon/tasks/ceph_keys.yml
index d28d8776b..5b81586e2 100644
--- a/roles/ceph-mon/tasks/ceph_keys.yml
+++ b/roles/ceph-mon/tasks/ceph_keys.yml
@@ -3,12 +3,12 @@
 # the admin key is not instantanely created so we have to wait a bit
 - name: wait for client.admin key exists
   wait_for:
-    path: /etc/ceph/ceph.client.admin.keyring
+    path: /etc/ceph/{{ cluster }}.client.admin.keyring
 
 - name: create ceph rest api keyring when mon is not containerized
-  command: ceph auth get-or-create client.restapi osd 'allow *' mon 'allow *' -o /etc/ceph/ceph.client.restapi.keyring
+  command: ceph --cluster {{ cluster }} auth get-or-create client.restapi osd 'allow *' mon 'allow *' -o /etc/ceph/{{ cluster }}.client.restapi.keyring
   args:
-    creates: /etc/ceph/ceph.client.restapi.keyring
+    creates: /etc/ceph/{{ cluster }}.client.restapi.keyring
   changed_when: false
   when:
     cephx and
@@ -41,9 +41,9 @@
   run_once: true
   with_items:
     - "{{ ceph_keys.stdout_lines }}"
-    - /var/lib/ceph/bootstrap-osd/ceph.keyring
-    - /var/lib/ceph/bootstrap-rgw/ceph.keyring
-    - /var/lib/ceph/bootstrap-mds/ceph.keyring
+    - /var/lib/ceph/bootstrap-osd/{{ cluster }}.keyring
+    - /var/lib/ceph/bootstrap-rgw/{{ cluster }}.keyring
+    - /var/lib/ceph/bootstrap-mds/{{ cluster }}.keyring
   when: cephx
 
 - name: drop in a motd script to report status when logging in
diff --git a/roles/ceph-mon/tasks/create_mds_filesystems.yml b/roles/ceph-mon/tasks/create_mds_filesystems.yml
index c47e0941a..7194312d1 100644
--- a/roles/ceph-mon/tasks/create_mds_filesystems.yml
+++ b/roles/ceph-mon/tasks/create_mds_filesystems.yml
@@ -4,7 +4,7 @@
 # the role 'ceph-common' doesn't get inherited so the condition can not be evaluate
 # since those check are performed by the ceph-common role
 - name: create filesystem pools
-  command: ceph osd pool create {{ item }} {{ pool_default_pg_num }}
+  command: ceph --cluster {{ cluster }} osd pool create {{ item }} {{ pool_default_pg_num }}
   with_items:
     - cephfs_data
     - cephfs_metadata
@@ -12,6 +12,6 @@
   when: not {{ ceph_version.stdout | version_compare('0.84', '<') }}
 
 - name: create ceph filesystem
-  command: ceph fs new {{ cephfs }} {{ cephfs_metadata }} {{ cephfs_data }}
+  command: ceph --cluster {{ cluster }} fs new {{ cephfs }} {{ cephfs_metadata }} {{ cephfs_data }}
   changed_when: false
   when: not {{ ceph_version.stdout | version_compare('0.84', '<') }}
diff --git a/roles/ceph-mon/tasks/deploy_monitors.yml b/roles/ceph-mon/tasks/deploy_monitors.yml
index eb36a8c93..884dcdc93 100644
--- a/roles/ceph-mon/tasks/deploy_monitors.yml
+++ b/roles/ceph-mon/tasks/deploy_monitors.yml
@@ -38,16 +38,16 @@
 
 - name: create monitor directory
   file:
-    path: /var/lib/ceph/mon/ceph-{{ monitor_name }}
+    path: /var/lib/ceph/mon/{{ cluster }}-{{ monitor_name }}
     state: directory
     owner: "{{ dir_owner }}"
     group: "{{ dir_group }}"
     mode: "{{ dir_mode }}"
 
 - name: ceph monitor mkfs with keyring (for or after infernalis release)
-  command: ceph-mon --setuser ceph --setgroup ceph --mkfs -i {{ monitor_name }} --fsid {{ fsid }} --keyring /var/lib/ceph/tmp/keyring.mon.{{ monitor_name }}
+  command: ceph-mon --cluster {{ cluster }} --setuser ceph --setgroup ceph --mkfs -i {{ monitor_name }} --fsid {{ fsid }} --keyring /var/lib/ceph/tmp/keyring.mon.{{ monitor_name }}
   args:
-    creates: /var/lib/ceph/mon/ceph-{{ monitor_name }}/keyring
+    creates: /var/lib/ceph/mon/{{ cluster }}-{{ monitor_name }}/keyring
   when:
     cephx and
     is_ceph_infernalis
@@ -55,7 +55,7 @@
 - name: ceph monitor mkfs without keyring (for or after infernalis release)
   command: ceph-mon --setuser ceph --setgroup ceph --mkfs -i {{ monitor_name }} --fsid {{ fsid }}
   args:
-    creates: /var/lib/ceph/mon/ceph-{{ monitor_name }}/store.db
+    creates: /var/lib/ceph/mon/{{ cluster }}-{{ monitor_name }}/store.db
   when:
     not cephx and
     is_ceph_infernalis
@@ -63,7 +63,7 @@
 - name: ceph monitor mkfs with keyring (before infernalis release)
   command: ceph-mon --mkfs -i {{ monitor_name }} --fsid {{ fsid }} --keyring /var/lib/ceph/tmp/keyring.mon.{{ monitor_name }}
   args:
-    creates: /var/lib/ceph/mon/ceph-{{ monitor_name }}/keyring
+    creates: /var/lib/ceph/mon/{{ cluster }}-{{ monitor_name }}/keyring
   when:
     cephx and
     not is_ceph_infernalis
@@ -71,7 +71,7 @@
 - name: ceph monitor mkfs without keyring (before infernalis release)
   command: ceph-mon --mkfs -i {{ monitor_name }} --fsid {{ fsid }}
   args:
-    creates: /var/lib/ceph/mon/ceph-{{ monitor_name }}/store.db
+    creates: /var/lib/ceph/mon/{{ cluster }}-{{ monitor_name }}/store.db
   when:
     not cephx and
     not is_ceph_infernalis
diff --git a/roles/ceph-mon/tasks/openstack_config.yml b/roles/ceph-mon/tasks/openstack_config.yml
index a25be33d4..d0d39ca52 100644
--- a/roles/ceph-mon/tasks/openstack_config.yml
+++ b/roles/ceph-mon/tasks/openstack_config.yml
@@ -1,6 +1,6 @@
 ---
 - name: create openstack pool
-  command: ceph osd pool create {{ item.name }} {{ item.pg_num }}
+  command: ceph --cluster {{ cluster }} osd pool create {{ item.name }} {{ item.pg_num }}
   with_items:
     - "{{ openstack_glance_pool }}"
     - "{{ openstack_cinder_pool }}"
@@ -10,9 +10,9 @@
   failed_when: false
 
 - name: create openstack keys
-  command: ceph auth get-or-create {{ item.name }} {{ item.value }} -o /etc/ceph/ceph.{{ item.name }}.keyring
+  command: ceph --cluster {{ cluster }} auth get-or-create {{ item.name }} {{ item.value }} -o /etc/ceph/{{ cluster }}.{{ item.name }}.keyring
   args:
-    creates: /etc/ceph/ceph.{{ item.name }}.keyring
+    creates: /etc/ceph/{{ cluster }}.{{ item.name }}.keyring
   with_items: openstack_keys
   changed_when: false
   when: cephx
diff --git a/roles/ceph-mon/tasks/secure_cluster.yml b/roles/ceph-mon/tasks/secure_cluster.yml
index 8bf7a63e6..8227cdc8a 100644
--- a/roles/ceph-mon/tasks/secure_cluster.yml
+++ b/roles/ceph-mon/tasks/secure_cluster.yml
@@ -1,11 +1,11 @@
 ---
 - name: collect all the pools
-  command: rados lspools
+  command: rados --cluster {{ cluster }} lspools
   register: ceph_pools
   when: "{{ ceph_version.stdout | version_compare('0.94', '>=') }}"
 
 - name: secure the cluster
-  command: ceph osd pool set {{ item[0] }} {{ item[1] }} true
+  command: ceph --cluster {{ cluster }} osd pool set {{ item[0] }} {{ item[1] }} true
   with_nested:
     - ceph_pools.stdout_lines
     - secure_cluster_flags
diff --git a/roles/ceph-mon/tasks/start_monitor.yml b/roles/ceph-mon/tasks/start_monitor.yml
index 28ce2321d..9d907b3fa 100644
--- a/roles/ceph-mon/tasks/start_monitor.yml
+++ b/roles/ceph-mon/tasks/start_monitor.yml
@@ -1,7 +1,7 @@
 ---
 - name: activate monitor with upstart
   file:
-    path: /var/lib/ceph/mon/ceph-{{ monitor_name }}/{{ item }}
+    path: /var/lib/ceph/mon/{{ cluster }}-{{ monitor_name }}/{{ item }}
     state: touch
     owner: "{{ activate_file_owner }}"
     group: "{{ activate_file_group }}"
@@ -13,11 +13,9 @@
   when: ansible_distribution == "Ubuntu"
 
 - name: start and add that the monitor service to the init sequence (ubuntu)
-  service:
-    name: ceph-mon
-    state: started
-    enabled: yes
-    args: "id={{ monitor_name }}"
+  command: initctl emit ceph-mon cluster={{ cluster }} id={{ monitor_name }}
+  changed_when: false
+  failed_when: false
   when: ansible_distribution == "Ubuntu"
 
 # NOTE (leseb): somehow the service ansible module is messing things up
@@ -51,13 +49,13 @@
     is_ceph_infernalis
 
 - name: collect admin and bootstrap keys
-  command: ceph-create-keys --id {{ monitor_name }}
+  command: ceph-create-keys --cluster {{ cluster }} --id {{ monitor_name }}
   changed_when: false
   failed_when:  false
   when: cephx
 
 - name: get ceph monitor version
-  shell: ceph daemon mon."{{ monitor_name }}" version | cut -d '"' -f 4 | cut -f 1,2 -d '.'
+  shell: ceph --cluster {{ cluster }} daemon mon."{{ monitor_name }}" version | cut -d '"' -f 4 | cut -f 1,2 -d '.'
   changed_when: false
   failed_when: "'No such file or directory' in ceph_version.stderr"
   register: ceph_version
diff --git a/roles/ceph-osd/tasks/osd_fragment.yml b/roles/ceph-osd/tasks/osd_fragment.yml
index 2803588b7..cd70c5275 100644
--- a/roles/ceph-osd/tasks/osd_fragment.yml
+++ b/roles/ceph-osd/tasks/osd_fragment.yml
@@ -49,8 +49,8 @@
     mode: "{{ activate_file_mode }}"
   with_items: combined_osd_id.results
 
-- name: copy ceph.conf for assembling
-  command: cp /etc/ceph/ceph.conf /etc/ceph/ceph.d/
+- name: copy {{ cluster }}.conf for assembling
+  command: cp /etc/ceph/{{ cluster }}.conf /etc/ceph/ceph.d/
   changed_when: false
 
 - name: assemble osd sections
@@ -61,10 +61,10 @@
     group: "{{ dir_group }}"
     mode: "{{ activate_file_mode }}"
 
-- name: assemble ceph conf and osd fragments
+- name: assemble {{ cluster }}.conf and osd fragments
   assemble:
     src: /etc/ceph/ceph.d/
-    dest: /etc/ceph/ceph.conf
+    dest: /etc/ceph/{{ cluster }}.conf
     owner: "{{ dir_owner }}"
     group: "{{ dir_group }}"
     mode: "{{ activate_file_mode }}"
diff --git a/roles/ceph-osd/tasks/pre_requisite.yml b/roles/ceph-osd/tasks/pre_requisite.yml
index 61b9395a8..5665dee71 100644
--- a/roles/ceph-osd/tasks/pre_requisite.yml
+++ b/roles/ceph-osd/tasks/pre_requisite.yml
@@ -29,8 +29,8 @@
     group: "{{ key_group }}"
     mode: "{{ key_mode }}"
   with_items:
-    - { name: /var/lib/ceph/bootstrap-osd/ceph.keyring, copy_key: true }
-    - { name: /etc/ceph/ceph.client.admin.keyring, copy_key: "{{ copy_admin_key }}" }
+    - { name: "/var/lib/ceph/bootstrap-osd/{{ cluster }}.keyring", copy_key: true }
+    - { name: "/etc/ceph/{{ cluster }}.client.admin.keyring", copy_key: "{{ copy_admin_key }}" }
   when:
     cephx and
     item.copy_key|bool
diff --git a/roles/ceph-osd/tasks/scenarios/bluestore.yml b/roles/ceph-osd/tasks/scenarios/bluestore.yml
index 0ef9c95f6..9c3b617fa 100644
--- a/roles/ceph-osd/tasks/scenarios/bluestore.yml
+++ b/roles/ceph-osd/tasks/scenarios/bluestore.yml
@@ -11,7 +11,7 @@
 # NOTE (alahouze): if the device is a partition, the parted command below has
 # failed, this is why we check if the device is a partition too.
 - name: automatic prepare osd disk(s) without partitions
-  command: ceph-disk prepare --bluestore "/dev/{{ item.key }}"
+  command: ceph-disk prepare --bluestore --cluster "{{ cluster }}" "/dev/{{ item.key }}"
   ignore_errors: true
   register: prepared_osds
   with_dict: ansible_devices
@@ -23,7 +23,7 @@
     osd_auto_discovery
 
 - name: manually prepare osd disk(s)
-  command: ceph-disk prepare --bluestore "{{ item.2 }}"
+  command: ceph-disk prepare --bluestore --cluster "{{ cluster }}" "{{ item.2 }}"
   ignore_errors: true
   with_together:
     - combined_parted_results.results
diff --git a/roles/ceph-osd/tasks/scenarios/journal_collocation.yml b/roles/ceph-osd/tasks/scenarios/journal_collocation.yml
index 92102d44c..783cb6d6f 100644
--- a/roles/ceph-osd/tasks/scenarios/journal_collocation.yml
+++ b/roles/ceph-osd/tasks/scenarios/journal_collocation.yml
@@ -10,7 +10,7 @@
 # NOTE (alahouze): if the device is a partition, the parted command below has
 # failed, this is why we check if the device is a partition too.
 - name: automatic prepare osd disk(s) without partitions
-  command: ceph-disk prepare "/dev/{{ item.key }}"
+  command: ceph-disk prepare --cluster "{{ cluster }}" "/dev/{{ item.key }}"
   ignore_errors: true
   register: prepared_osds
   with_dict: ansible_devices
@@ -22,7 +22,7 @@
     osd_auto_discovery
 
 - name: manually prepare osd disk(s)
-  command: "ceph-disk prepare {{ item.2 }}"
+  command: "ceph-disk prepare --cluster {{ cluster }} {{ item.2 }}"
   ignore_errors: true
   with_together:
     - combined_parted_results.results
diff --git a/roles/ceph-osd/tasks/scenarios/osd_directory.yml b/roles/ceph-osd/tasks/scenarios/osd_directory.yml
index b277b8e6d..432f65872 100644
--- a/roles/ceph-osd/tasks/scenarios/osd_directory.yml
+++ b/roles/ceph-osd/tasks/scenarios/osd_directory.yml
@@ -16,7 +16,7 @@
 # if you have 64 disks with 4TB each, this will take a while
 # since Ansible will sequential process the loop
 - name: prepare OSD disk(s)
-  command: "ceph-disk prepare {{ item }}"
+  command: "ceph-disk prepare --cluster {{ cluster }} {{ item }}"
   with_items: osd_directories
   changed_when: false
   when: osd_directory
diff --git a/roles/ceph-osd/tasks/scenarios/raw_multi_journal.yml b/roles/ceph-osd/tasks/scenarios/raw_multi_journal.yml
index 32f5a450f..bfd7de0f4 100644
--- a/roles/ceph-osd/tasks/scenarios/raw_multi_journal.yml
+++ b/roles/ceph-osd/tasks/scenarios/raw_multi_journal.yml
@@ -10,7 +10,7 @@
 # NOTE (alahouze): if the device is a partition, the parted command below has
 # failed, this is why we check if the device is a partition too.
 - name: prepare osd disk(s)
-  command: "ceph-disk prepare {{ item.2 }} {{ item.3 }}"
+  command: "ceph-disk prepare --cluster {{ cluster }} {{ item.2 }} {{ item.3 }}"
   with_together:
     - combined_parted_results.results
     - combined_ispartition_results.results
diff --git a/roles/ceph-restapi/tasks/pre_requisite.yml b/roles/ceph-restapi/tasks/pre_requisite.yml
index 2e4c7626c..5d5b39305 100644
--- a/roles/ceph-restapi/tasks/pre_requisite.yml
+++ b/roles/ceph-restapi/tasks/pre_requisite.yml
@@ -9,7 +9,7 @@
 
 - name: copy ceph rest api keyring
   copy:
-    src: "{{ fetch_directory }}/{{ fsid }}/etc/ceph/ceph.client.restapi.keyring"
+    src: "{{ fetch_directory }}/{{ fsid }}/etc/ceph/{{ cluster }}.client.restapi.keyring"
     dest: "/var/lib/ceph/restapi/ceph-restapi/keyring"
     owner: "{{ key_owner }}"
     group: "{{ key_group }}"
diff --git a/roles/ceph-rgw/tasks/pre_requisite.yml b/roles/ceph-rgw/tasks/pre_requisite.yml
index ed201b473..dfd2c809e 100644
--- a/roles/ceph-rgw/tasks/pre_requisite.yml
+++ b/roles/ceph-rgw/tasks/pre_requisite.yml
@@ -9,7 +9,7 @@
   with_items:
     - /var/lib/ceph/bootstrap-rgw
     - /var/lib/ceph/radosgw
-    - /var/lib/ceph/radosgw/ceph-rgw.{{ ansible_hostname }}
+    - /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ ansible_hostname }}
     - "{{ rbd_client_admin_socket_path }}"
 
 - name: copy rados gateway bootstrap key
@@ -20,22 +20,22 @@
     group: "{{ key_group }}"
     mode: "{{ key_mode }}"
   with_items:
-    - { name: /var/lib/ceph/bootstrap-rgw/ceph.keyring, copy_key: true }
-    - { name: /etc/ceph/ceph.client.admin.keyring, copy_key: "{{ copy_admin_key }}" }
+    - { name: "/var/lib/ceph/bootstrap-rgw/{{ cluster }}.keyring", copy_key: true }
+    - { name: "/etc/ceph/{{ cluster }}.client.admin.keyring", copy_key: "{{ copy_admin_key }}" }
   when:
     cephx and
     item.copy_key|bool
 
 - name: create rados gateway keyring
-  command: ceph --cluster ceph --name client.bootstrap-rgw --keyring /var/lib/ceph/bootstrap-rgw/ceph.keyring auth get-or-create client.rgw.{{ ansible_hostname }} osd 'allow rwx' mon 'allow rw' -o /var/lib/ceph/radosgw/ceph-rgw.{{ ansible_hostname }}/keyring
+  command: ceph --cluster {{ cluster }} --name client.bootstrap-rgw --keyring /var/lib/ceph/bootstrap-rgw/{{ cluster }}.keyring auth get-or-create client.rgw.{{ ansible_hostname }} osd 'allow rwx' mon 'allow rw' -o /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ ansible_hostname }}/keyring
   args:
-    creates: /var/lib/ceph/radosgw/ceph-rgw.{{ ansible_hostname }}/keyring
+    creates: /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ ansible_hostname }}/keyring
   changed_when: false
   when: cephx
 
 - name: set rados gateway key permissions (for or after the infernalis release)
   file:
-    path: /var/lib/ceph/radosgw/ceph-rgw.{{ ansible_hostname }}/keyring
+    path: /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ ansible_hostname }}/keyring
     mode: "{{ key_mode }}"
     owner: "{{ key_owner }}"
     group: "{{ key_group }}"
@@ -43,7 +43,7 @@
 
 - name: activate rados gateway with upstart
   file:
-    path: /var/lib/ceph/radosgw/ceph-rgw.{{ ansible_hostname }}/{{ item }}
+    path: /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ ansible_hostname }}/{{ item }}
     state: touch
     owner: "{{ activate_file_owner }}"
     group: "{{ activate_file_group }}"
@@ -56,7 +56,7 @@
 
 - name: activate rados gateway with sysvinit
   file:
-    path: /var/lib/ceph/radosgw/ceph-rgw.{{ ansible_hostname }}/{{ item }}
+    path: /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ ansible_hostname }}/{{ item }}
     state: touch
     owner: "{{ activate_file_owner }}"
     group: "{{ activate_file_group }}"
diff --git a/roles/ceph-rgw/tasks/start_radosgw.yml b/roles/ceph-rgw/tasks/start_radosgw.yml
index a920fd4e2..72b402fa6 100644
--- a/roles/ceph-rgw/tasks/start_radosgw.yml
+++ b/roles/ceph-rgw/tasks/start_radosgw.yml
@@ -12,16 +12,10 @@
     ansible_distribution != "Ubuntu" and
     ansible_os_family != 'RedHat'
 
-- name: activate rgw on ubuntu
-  command: initctl emit radosgw cluster=ceph id=rgw.{{ ansible_hostname }}
+- name: start and add that the rados gateway service to the init sequence (ubuntu)
+  command: initctl emit radosgw cluster={{ cluster }} id=rgw.{{ ansible_hostname }}
   changed_when: false
-  when: ansible_distribution == 'Ubuntu'
-
-- name: start rgw on ubuntu
-  service:
-    name: radosgw
-    args: id=rgw.{{ ansible_hostname }}
-    state: started
+  failed_when: false
   when: ansible_distribution == 'Ubuntu'
 
 - name: start rgw on red hat (before or on infernalis)