diff --git a/create-database-backup.yml b/create-database-backup.yml
new file mode 100644
index 0000000..a3107e1
--- /dev/null
+++ b/create-database-backup.yml
@@ -0,0 +1,126 @@
+---
+
+# creates database backup
+#   - postgres
+#     - executed on stage specific server: {{ stage }}-postgres-01
+#     - creates database backup for specifix database
+
+# Parameters:
+#   playbook inventory
+#     stage := the type of the stage (e.g. dev, int, qa, prod)
+#     tenant_id := (unique key for the tenant, e.g. customer)
+#     cluster_name := (business name for the cluster, e.g. product, department )
+#     cluster_size := (WIP node count for the cluster) (Currently max is 2 master/slave)
+#     cluster_services_str := (services to setup, e.g. 'connect,wordpress')
+#     custom_backup_name := defines a substring for backup file => {{ stage }}_{{ tenant_id }}_{{ cluster_name }}_{{ cluster_services_str }}__gehtdichnixan.sql
+#   smardigo message callback
+#     scope_id := (scope id of the management process)
+#     process_instance_id := (process instance id of the management process)
+#     smardigo_management_action := (smardigo management action anme of the management process)
+
+#############################################################
+#   Creating inventory dynamically for given parameters
+#############################################################
+
+- hosts: localhost
+  gather_facts: false
+  connection: local
+
+  pre_tasks:
+    - name: "Check if ansible version is at least 2.10.x"
+      assert:
+        that:
+          - ansible_version.major >= 2
+          - ansible_version.minor >= 10
+        msg: "The ansible version has to be at least ({{ ansible_version.full }})"
+
+    - set_fact:
+        cluster_services: "{{ cluster_services_str | split(',') }}"
+
+  tasks:
+    - name: "Add postgres servers to hosts if necessary"
+      add_host:
+        name: "{{ stage }}-postgres-01"
+        groups:
+        - "stage_{{ stage }}"
+        - "{{ item }}"
+      changed_when: False
+      with_items: "{{ cluster_services }}"
+      when: item in ['connect', 'management_connect', 'keycloak', 'webdav', 'gitea', 'workflow_index', 'workflow_proxy']
+
+#############################################################
+# create database backup 
+#############################################################
+
+- hosts: "stage_{{ stage }}"
+  serial: "{{ serial_number | default(1) }}"
+  remote_user: root
+  vars:
+    ansible_ssh_host: "{{ stage_server_domain }}"
+
+  roles:
+    - role: connect-postgres
+      vars:
+        database_create: False
+        database_backup: True
+      when: "'connect' in group_names"
+
+    - role: gitea-postgres
+      vars:
+        database_create: False
+        database_backup: True
+      when: "'gitea' in group_names"
+
+    - role: keycloak-postgres
+      vars:
+        database_create: False
+        database_backup: True
+      when: "'keycloak' in group_names"
+
+    - role: webdav-postgres
+      vars:
+        database_create: False
+        database_backup: True
+      when: "'webdav' in group_names"
+
+    - role: workflow-index-postgres
+      vars:
+        database_create: False
+        database_backup: True
+      when: "'workflow_index' in group_names"
+
+    - role: workflow-proxy-postgres
+      vars:
+        database_create: False
+        database_backup: True
+      when: "'workflow_proxy' in group_names"
+
+#############################################################
+# Sending smardigo management message to process
+#############################################################
+
+- hosts: "stage_{{ stage }}"
+  serial: "{{ serial_number | default(1) }}"
+  gather_facts: false
+  connection: local
+  run_once: true
+
+  tasks:
+    - name: "Sending smardigo management message <{{ smardigo_management_action }}> to <{{ scope_id }}/{{ process_instance_id }}>"
+      uri:
+        url: "{{ smardigo_management_url }}"
+        method: POST
+        body_format: json
+        body: "{{ lookup('template','smardigo-management-message.json.j2') }}"
+        headers:
+          accept: "*/*"
+          Content-Type: "application/json"
+          Smardigo-User-Token: "{{ smardigo_management_token }}"
+        status_code: [200]
+      delegate_to: 127.0.0.1
+      retries: 5
+      delay: 5
+      when:
+        - scope_id is defined
+        - process_instance_id is defined
+        - smardigo_management_action is defined
diff --git a/evil-remove-server.yml b/evil-remove-server.yml
new file mode 100644
index 0000000..26c83ca
--- /dev/null
+++ b/evil-remove-server.yml
@@ -0,0 +1,50 @@
+---
+- hosts: '{{ host | default("all") }}'
+  serial: "{{ serial_number | default(5) }}"
+  vars:
+    ansible_ssh_host: "{{ stage_server_domain }}"
+  become: yes
+  gather_facts: no
+
+  vars_prompt:
+  - name: "check_deleting"
+    prompt: "Are you sure to delete the following servers: {{ play_hosts }}? yes / no(default) "
+    private: no
+    default: 'no'
+  - name: "check_deleting_2nd"
+    prompt: "Are you COMPLETELY sure to delete them: {{ play_hosts }}? yes / no(default) "
+    private: no
+    default: 'no'
+
+  pre_tasks:
+    - name: "Check if ansible version is at least 2.10.x"
+      assert:
+        that:
+          - ansible_version.major >= 2
+          - ansible_version.minor >= 10
+        msg: "The ansible version has to be at least ({{ ansible_version.full }})"
+      delegate_to: 127.0.0.1
+      become: false
+
+    - name: "Import autodiscover pre-tasks"
+      include_tasks: tasks/autodiscover_pre_tasks.yml
+      tags:
+        - always
+
+  tasks:
+    - block:
+      - name: "Delete server <{{ inventory_hostname }}>"
+        include_role:
+          name: hcloud
+          tasks_from: _set_server_state
+        vars: 
+          - server_state: "absent"
+      - name: "Delete DNS entry <{{ inventory_hostname }}> for <{{ domain }}>"
+        include_role:
+          name: _digitalocean
+          tasks_from: _remove_dns
+        vars:
+          record_to_remove: '{{ inventory_hostname }}'
+      when:
+        - check_deleting == 'yes' 
+        - check_deleting_2nd == 'yes' 
diff --git a/restore-database-backup.yml b/restore-database-backup.yml
new file mode 100644
index 0000000..98ec9f3
--- /dev/null
+++ b/restore-database-backup.yml
@@ -0,0 +1,132 @@
+---
+
+# restores a database backup
+#   - postgres
+#     - executed on stage specific server: {{ stage }}-postgres-01
+#     - restores a database backup 
+
+# Parameters:
+#   playbook inventory
+#     stage := the type of the stage (e.g. dev, int, qa, prod)
+#     tenant_id := (unique key for the tenant, e.g. customer)
+#     cluster_name := (business name for the cluster, e.g. product, department )
+#     cluster_size := (WIP node count for the cluster) (Currently max is 2 master/slave)
+#     cluster_services_str := (services to setup, e.g. 'connect,wordpress')
+#     custom_backup_name := defines a substring for backup file => {{ stage }}_{{ tenant_id }}_{{ cluster_name }}_{{ cluster_services_str }}__gehtdichnixan.sql
+#   smardigo message callback
+#     scope_id := (scope id of the management process)
+#     process_instance_id := (process instance id of the management process)
+#     smardigo_management_action := (smardigo management action anme of the management process)
+
+#############################################################
+#   Creating inventory dynamically for given parameters
+#############################################################
+
+- hosts: localhost
+  gather_facts: false
+  connection: local
+
+  pre_tasks:
+    - name: "Check if ansible version is at least 2.10.x"
+      assert:
+        that:
+          - ansible_version.major >= 2
+          - ansible_version.minor >= 10
+        msg: "The ansible version has to be at least ({{ ansible_version.full }})"
+
+    - set_fact:
+        cluster_services: "{{ cluster_services_str | split(',') }}"
+
+  tasks:
+    - name: "Add postgres servers to hosts if necessary"
+      add_host:
+        name: "{{ stage }}-postgres-01"
+        groups:
+        - "stage_{{ stage }}"
+        - "{{ item }}"
+      changed_when: False
+      with_items: "{{ cluster_services }}"
+      when: item in ['connect', 'management_connect', 'keycloak', 'webdav', 'gitea', 'workflow_index', 'workflow_proxy']
+
+#############################################################
+# Setup databases for created inventory
+#############################################################
+
+- hosts: "stage_{{ stage }}"
+  serial: "{{ serial_number | default(1) }}"
+  remote_user: root
+  vars:
+    ansible_ssh_host: "{{ stage_server_domain }}"
+
+  roles:
+    - role: connect-postgres
+      vars:
+        database_create: False
+        database_backup: False
+        database_restore: True
+      when: "'connect' in group_names"
+
+    - role: gitea-postgres
+      vars:
+        database_create: False
+        database_backup: False
+        database_restore: True
+      when: "'gitea' in group_names"
+
+    - role: keycloak-postgres
+      vars:
+        database_create: False
+        database_backup: False
+        database_restore: True
+      when: "'keycloak' in group_names"
+
+    - role: webdav-postgres
+      vars:
+        database_create: False
+        database_backup: False
+        database_restore: True
+      when: "'webdav' in group_names"
+
+    - role: workflow-index-postgres
+      vars:
+        database_create: False
+        database_backup: False
+        database_restore: True
+      when: "'workflow_index' in group_names"
+
+    - role: workflow-proxy-postgres
+      vars:
+        database_create: False
+        database_backup: False
+        database_restore: True
+      when: "'workflow_proxy' in group_names"
+
+#############################################################
+# Sending smardigo management message to process
+#############################################################
+
+- hosts: "stage_{{ stage }}"
+  serial: "{{ serial_number | default(1) }}"
+  gather_facts: false
+  connection: local
+  run_once: true
+
+  tasks:
+    - name: "Sending smardigo management message <{{ smardigo_management_action }}> to <{{ scope_id }}/{{ process_instance_id }}>"
+      uri:
+        url: "{{ smardigo_management_url }}"
+        method: POST
+        body_format: json
+        body: "{{ lookup('template','smardigo-management-message.json.j2') }}"
+        headers:
+          accept: "*/*"
+          Content-Type: "application/json"
+          Smardigo-User-Token: "{{ smardigo_management_token }}"
+        status_code: [200]
+      delegate_to: 127.0.0.1
+      retries: 5
+      delay: 5
+      when:
+        - scope_id is defined
+        - process_instance_id is defined
+        - smardigo_management_action is defined
diff --git a/roles/connect-postgres/defaults/main.yml b/roles/connect-postgres/defaults/main.yml
index 2f51301..2ad8c06 100644
--- a/roles/connect-postgres/defaults/main.yml
+++ b/roles/connect-postgres/defaults/main.yml
@@ -4,3 +4,7 @@ postgres_acls:
   - name: "{{ connect_postgres_database }}"
     password: "{{ connect_postgres_password }}"
     trusted_cidr_entry: "{{ shared_service_network }}"
+
+database_create: True
+database_backup: False
+database_restore: False
diff --git a/roles/connect-postgres/tasks/main.yml b/roles/connect-postgres/tasks/main.yml
index 4c21e56..f766ee4 100644
--- a/roles/connect-postgres/tasks/main.yml
+++ b/roles/connect-postgres/tasks/main.yml
@@ -7,3 +7,19 @@
   include_role:
     name: postgres
     tasks_from: _postgres-acls
+  when:
+  - database_create
+
+- name: "Create postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _create-backup
+  when:
+  - database_backup
+
+- name: "Restore postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _restore-backup
+  when:
+  - database_restore
diff --git a/roles/gitea-postgres/defaults/main.yml b/roles/gitea-postgres/defaults/main.yml
index 20b08ba..236b1f2 100644
--- a/roles/gitea-postgres/defaults/main.yml
+++ b/roles/gitea-postgres/defaults/main.yml
@@ -4,3 +4,7 @@ postgres_acls:
   - name: "{{ gitea_postgres_database }}"
     password: "{{ gitea_postgres_password }}"
     trusted_cidr_entry: "{{ shared_service_network }}"
+
+database_create: True
+database_backup: False
+database_restore: False
diff --git a/roles/gitea-postgres/tasks/main.yml b/roles/gitea-postgres/tasks/main.yml
index 4c21e56..f766ee4 100644
--- a/roles/gitea-postgres/tasks/main.yml
+++ b/roles/gitea-postgres/tasks/main.yml
@@ -7,3 +7,19 @@
   include_role:
     name: postgres
     tasks_from: _postgres-acls
+  when:
+  - database_create
+
+- name: "Create postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _create-backup
+  when:
+  - database_backup
+
+- name: "Restore postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _restore-backup
+  when:
+  - database_restore
diff --git a/roles/keycloak-postgres/defaults/main.yml b/roles/keycloak-postgres/defaults/main.yml
index 46a4be6..6e3df88 100644
--- a/roles/keycloak-postgres/defaults/main.yml
+++ b/roles/keycloak-postgres/defaults/main.yml
@@ -4,3 +4,7 @@ postgres_acls:
   - name: "{{ keycloak_postgres_database }}"
     password: "{{ keycloak_postgres_password }}"
     trusted_cidr_entry: "{{ shared_service_network }}"
+
+database_create: True
+database_backup: False
+database_restore: False
diff --git a/roles/keycloak-postgres/tasks/main.yml b/roles/keycloak-postgres/tasks/main.yml
index 4c21e56..f766ee4 100644
--- a/roles/keycloak-postgres/tasks/main.yml
+++ b/roles/keycloak-postgres/tasks/main.yml
@@ -7,3 +7,19 @@
   include_role:
     name: postgres
     tasks_from: _postgres-acls
+  when:
+  - database_create
+
+- name: "Create postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _create-backup
+  when:
+  - database_backup
+
+- name: "Restore postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _restore-backup
+  when:
+  - database_restore
diff --git a/roles/postgres/defaults/main.yml b/roles/postgres/defaults/main.yml
index d7e328d..a307aa4 100644
--- a/roles/postgres/defaults/main.yml
+++ b/roles/postgres/defaults/main.yml
@@ -9,3 +9,7 @@ default_shared_buffers: 256MB
 postgres_listen_addresses: "listen_addresses = 'localhost,{{ stage_private_server_ip }}'"
 
 database_state: present
+
+database_create: True
+database_backup: False
+database_restore: False
diff --git a/roles/postgres/tasks/_create-backup.yml b/roles/postgres/tasks/_create-backup.yml
new file mode 100644
index 0000000..2de157f
--- /dev/null
+++ b/roles/postgres/tasks/_create-backup.yml
@@ -0,0 +1,19 @@
+---
+- set_fact:
+    backup_path: "/backups"
+
+- name: "Create backup directory"
+  file:
+    path: "{{ backup_path }}"
+    state: directory
+    owner: "postgres"
+    group: "postgres"
+
+- name: "Creating backup ${dbname}__{{ custom_backup_name }}.sql ..."
+  become: true
+  become_user: postgres
+  postgresql_db:
+    name: "{{ item.name }}"
+    state: dump
+    target: "{{ backup_path }}/{{ item.name }}__{{ custom_backup_name }}.sql"
+  loop: "{{ postgres_acls }}"
diff --git a/roles/postgres/tasks/_restore-backup.yml b/roles/postgres/tasks/_restore-backup.yml
new file mode 100644
index 0000000..421c08c
--- /dev/null
+++ b/roles/postgres/tasks/_restore-backup.yml
@@ -0,0 +1,9 @@
+---
+- name: "Restoring backup ${dbname}__{{ custom_backup_name }}.sql  ..."
+  become: true
+  become_user: postgres
+  postgresql_db:
+    name: "{{ item.name }}"
+    state: restore
+    target: "{{ backup_directory }}/{{ item.name }}__{{ custom_backup_name }}.sql"
+  loop: "{{ postgres_acls }}"
diff --git a/roles/postgres/tasks/base-requirements_backup.yml b/roles/postgres/tasks/base-requirements_backup.yml
new file mode 100644
index 0000000..90f8be6
--- /dev/null
+++ b/roles/postgres/tasks/base-requirements_backup.yml
@@ -0,0 +1,58 @@
+---
+- name: creating some hcloud volumes for backup purpose
+  delegate_to: localhost
+  become: false
+  hcloud_volume:
+    api_token: "{{ hetzner_authentication_token }}" 
+    name: "postgres-backup--{{ inventory_hostname }}--vol{{ item }}"
+    server: "{{ inventory_hostname }}"
+    labels:
+      stage: "{{ stage }}"
+      used_for: "{{ inventory_hostname }}"
+    size: 10
+    state: present
+    delete_protection: yes
+  loop: "{{ range(1,2) | list }}"
+  register: created_volume
+
+- name: getting all hcloud volumes for
+  delegate_to: localhost
+  become: false
+  hcloud_volume_info:
+    api_token: "{{ hetzner_authentication_token }}" 
+    label_selector: "stage={{ stage }},used_for={{ inventory_hostname }}"
+  register: hcloud_volumes_found 
+
+- set_fact:
+    pvs: "{{ hcloud_volumes_found.hcloud_volume_info | json_query(jmesquery) }}"
+    vg_name: vg.postgres_backup
+    lv_name: lv.postgres_backup
+  vars:
+    jmesquery: "[*].linux_device"
+
+- name: Create a volume group on top of all found hcloud volumes
+  community.general.lvg:
+    vg: "{{ vg_name }}"
+    pvs: "{{ pvs }}"
+    pvresize: yes
+  register: create_vg
+
+- name: Create logical volume
+  community.general.lvol:
+    vg: "{{ vg_name }}"
+    lv: "{{ lv_name }}" 
+    size: '100%FREE'
+  when:
+  - create_vg.changed
+
+- name: format volume
+  filesystem:
+    fstype: ext4
+    dev: "/dev/{{ vg_name }}/{{ lv_name }}"
+
+- name: mount created LVM volume
+  mount:
+    path: "{{ backup_directory }}"
+    src: "/dev/{{ vg_name }}/{{ lv_name }}"
+    fstype: ext4
+    state: mounted
diff --git a/roles/postgres/tasks/main.yml b/roles/postgres/tasks/main.yml
index 6ac3848..4c1253f 100644
--- a/roles/postgres/tasks/main.yml
+++ b/roles/postgres/tasks/main.yml
@@ -11,7 +11,28 @@
   include_tasks: master-requirements.yml
   when: server_type == "master"
 
+# Master requirements for postgres
+- name: Include Master Requirements
+  include_tasks: base-requirements_backup.yml
+  when: server_type == "master"
+
 # Slave requirements for postgres
 - name: Include Slave Requirements
   include_tasks: slave-requirements.yml
   when: server_type == "slave"
+  when:
+  - database_create
+
+- name: "Create postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _create-backup
+  when:
+  - database_backup
+
+- name: "Restore postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _restore-backup
+  when:
+  - database_restore
diff --git a/roles/webdav-postgres/defaults/main.yml b/roles/webdav-postgres/defaults/main.yml
index 6fa6b7e..783916b 100644
--- a/roles/webdav-postgres/defaults/main.yml
+++ b/roles/webdav-postgres/defaults/main.yml
@@ -4,3 +4,7 @@ postgres_acls:
   - name: "{{ webdav_postgres_database }}"
     password: "{{ webdav_postgres_password }}"
     trusted_cidr_entry: "{{ shared_service_network }}"
+
+database_create: True
+database_backup: False
+database_restore: False
diff --git a/roles/webdav-postgres/tasks/main.yml b/roles/webdav-postgres/tasks/main.yml
index 334cbeb..329b98b 100644
--- a/roles/webdav-postgres/tasks/main.yml
+++ b/roles/webdav-postgres/tasks/main.yml
@@ -6,3 +6,19 @@
   include_role:
     name: postgres
     tasks_from: _postgres-acls
+  when:
+  - database_create
+
+- name: "Create postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _create-backup
+  when:
+  - database_backup
+
+- name: "Restore postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _restore-backup
+  when:
+  - database_restore
diff --git a/roles/workflow-index-postgres/defaults/main.yml b/roles/workflow-index-postgres/defaults/main.yml
index 56c7701..145b47b 100644
--- a/roles/workflow-index-postgres/defaults/main.yml
+++ b/roles/workflow-index-postgres/defaults/main.yml
@@ -7,3 +7,7 @@ postgres_acls:
   - name: "{{ workflow_index_postgres_database }}"
     password: "{{ workflow_index_postgres_password }}"
     trusted_cidr_entry: "{{ shared_service_network }}"
+
+database_create: True
+database_backup: False
+database_restore: False
diff --git a/roles/workflow-index-postgres/tasks/main.yml b/roles/workflow-index-postgres/tasks/main.yml
index f80676b..453d894 100644
--- a/roles/workflow-index-postgres/tasks/main.yml
+++ b/roles/workflow-index-postgres/tasks/main.yml
@@ -7,3 +7,19 @@
   include_role:
     name: postgres
     tasks_from: _postgres-acls
+  when:
+  - database_create
+
+- name: "Create postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _create-backup
+  when:
+  - database_backup
+
+- name: "Restore postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _restore-backup
+  when:
+  - database_restore
diff --git a/roles/workflow-proxy-postgres/defaults/main.yml b/roles/workflow-proxy-postgres/defaults/main.yml
index 3e1583e..b06ace8 100644
--- a/roles/workflow-proxy-postgres/defaults/main.yml
+++ b/roles/workflow-proxy-postgres/defaults/main.yml
@@ -7,3 +7,7 @@ postgres_acls:
   - name: "{{ workflow_proxy_postgres_database }}"
     password: "{{ workflow_proxy_postgres_password }}"
     trusted_cidr_entry: "{{ shared_service_network }}"
+
+database_create: True
+database_backup: False
+database_restore: False
diff --git a/roles/workflow-proxy-postgres/tasks/main.yml b/roles/workflow-proxy-postgres/tasks/main.yml
index f80676b..453d894 100644
--- a/roles/workflow-proxy-postgres/tasks/main.yml
+++ b/roles/workflow-proxy-postgres/tasks/main.yml
@@ -7,3 +7,19 @@
   include_role:
     name: postgres
     tasks_from: _postgres-acls
+  when:
+  - database_create
+
+- name: "Create postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _create-backup
+  when:
+  - database_backup
+
+- name: "Restore postgres backup"
+  include_role:
+    name: postgres
+    tasks_from: _restore-backup
+  when:
+  - database_restore