diff --git a/oneshot/upgrade-pvc-cluster_deb11.yml b/oneshot/upgrade-pvc-cluster_deb11.yml
deleted file mode 100644
index 7eceeb7..0000000
--- a/oneshot/upgrade-pvc-cluster_deb11.yml
+++ /dev/null
@@ -1,229 +0,0 @@
----
-- hosts: all
-  remote_user: deploy
-  become: yes
-  become_user: root
-  gather_facts: yes
-  serial: 1
-  tasks:
-    - name: set PVC maintenance mode
-      command: pvc cluster maintenance on
-
-    - name: secondary node
-      command: "pvc node secondary {{ ansible_hostname }}"
-      ignore_errors: yes
-  
-    - name: wait 30 seconds for system to stabilize
-      pause:
-        seconds: 30
-      become: no
-      connection: local
-  
-    - name: flush node
-      command: "pvc node flush {{ ansible_hostname }} --wait"
-  
-    - name: ensure VMs are migrated away
-      shell: "virsh list | grep running | wc -l"
-      register: virshcount
-      failed_when: virshcount.stdout != "0"
-      until: virshcount.stdout == "0"
-      retries: 60
-      delay: 10
-
-    - name: make sure all VMs have migrated
-      shell: "pvc node info {{ ansible_hostname }} | grep '^Domain State' | awk '{ print $NF }'"
-      register: pvcflush
-      failed_when: pvcflush.stdout != 'flushed'
-      until: pvcflush.stdout == 'flushed'
-      retries: 60
-      delay: 10
-
-    - name: wait 15 seconds for system to stabilize
-      pause:
-        seconds: 15
-      become: no
-      connection: local
-
-    - name: stop PVC daemon cleanly
-      service:
-        name: pvcnoded
-        state: stopped
-
-    - name: stop Zookeeper daemon cleanly
-      service:
-        name: zookeeper
-        state: stopped
-
-    - name: wait 15 seconds for system to stabilize
-      pause:
-        seconds: 15
-      become: no
-      connection: local
-
-    - name: set OSD noout
-      command: pvc storage osd set noout
-
-    - name: get running OSD services
-      shell: "systemctl | awk '{ print $1 }' | grep 'ceph-osd@[0-9]*.service'"
-      ignore_errors: yes
-      register: osd_services
-
-    - name: stop Ceph OSD daemons cleanly
-      service:
-        name: "{{ item }}"
-        state: stopped
-      ignore_errors: yes
-      with_items: "{{ osd_services.stdout_lines }}"
-
-    - name: stop Ceph Monitor daemon cleanly
-      service:
-        name: "ceph-mon@{{ ansible_hostname }}"
-        state: stopped
-      ignore_errors: yes
-
-    - name: stop Ceph Manager daemon cleanly
-      service:
-        name: "ceph-mgr@{{ ansible_hostname }}"
-        state: stopped
-      ignore_errors: yes
-
-    - name: wait 30 seconds for system to stabilize
-      pause:
-        seconds: 30
-      become: no
-      connection: local
-
-    - name: remove possible obsolete cset configuration
-      file:
-        dest: /etc/systemd/system/ceph-osd@.service.d
-        state: absent
-
-    - name: replace sources.list entries will bullseye
-      replace:
-        dest: "{{ item }}"
-        regexp: "buster"
-        replace: "bullseye"
-      with_items:
-        - /etc/apt/sources.list
-
-    - name: remove security entry
-      lineinfile:
-        dest: /etc/apt/sources.list
-        regexp: "security.debian.org"
-        state: absent
-
-    - name: update apt cache
-      apt:
-        update_cache: yes
-
-    - name: install python-is-python3
-      apt:
-        name: python-is-python3
-        state: latest
-
-    - name: apt dist upgrade and cleanup
-      apt:
-        update_cache: yes
-        autoremove: yes
-        autoclean: yes
-        upgrade: dist
-
-    - name: clean up obsolete kernels
-      command: /usr/local/sbin/kernel-cleanup.sh
-
-    - name: clean up obsolete packages
-      command: /usr/local/sbin/dpkg-cleanup.sh
-
-    - name: clean apt archives
-      file:
-        dest: /var/cache/apt/archives
-        state: absent
-
-    - name: regather facts
-      setup:
-
-    - name: include base role
-      import_role:
-        name: base
-
-    - name: include pvc role
-      import_role:
-        name: pvc
-
-    - name: apt full upgrade and cleanup
-      apt:
-        update_cache: yes
-        autoremove: yes
-        autoclean: yes
-        upgrade: full
-
-    - name: remove obsolete database directories
-      file:
-        dest: "{{ item }}"
-        state: absent
-      with_items:
-        - "/etc/postgresql/13"
-        - "/var/lib/postgresql/13"
-
-    - name: restart system
-      reboot:
-        post_reboot_delay: 15
-        reboot_timeout: 1800
-
-    - name: make sure all OSDs are active
-      shell: "ceph osd stat | grep 'osds:' | awk '{ if ( $1 == $3 ) { print \"OK\" } else { print \"NOK\" } }'"
-      register: osdstat
-      failed_when: osdstat.stdout == "NOK"
-      until: osdstat.stdout == "OK"
-      retries: 60
-      delay: 10
-
-    - name: make sure all PGs have recovered
-      shell: "ceph health | grep -wo 'Degraded data redundancy'"
-      register: cephhealth
-      failed_when: cephhealth.stdout == "Degraded data redundancy'"
-      until: cephhealth.stdout == ""
-      retries: 60
-      delay: 10
-
-    - name: unset OSD noout
-      command: pvc storage osd unset noout
-
-    - name: unflush node
-      command: "pvc node ready {{ ansible_hostname }} --wait"
- 
-    - name: make sure all VMs have returned
-      shell: "pvc node info {{ ansible_hostname }} | grep '^Domain State' | awk '{ print $NF }'"
-      register: pvcunflush
-      failed_when: pvcunflush.stdout != 'ready'
-      until: pvcunflush.stdout == 'ready'
-      retries: 60
-      delay: 10
-
-    - name: wait 30 seconds for system to stabilize
-      pause:
-        seconds: 30
-      become: no
-      connection: local
-
-    - name: reset any systemd failures
-      command: systemctl reset-failed
-
-    - name: wait 30 seconds for system to stabilize
-      pause:
-        seconds: 30
-      become: no
-      connection: local
-
-    - name: unset PVC maintenance mode
-      command: pvc cluster maintenance off
-
-- hosts: all
-  remote_user: deploy
-  become: yes
-  become_user: root
-  gather_facts: yes
-  tasks:
-    - name: disable insecure global id reclaim in Ceph
-      command: ceph config set mon auth_allow_insecure_global_id_reclaim false
-      run_once: yes