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diff --git a/.trash/OVN Clusters.md b/.trash/OVN Clusters.md
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+---
+tags:
+  - work
+  - groupvps
+---
diff --git a/.trash/OVN upgrade Ansible playbook.md b/.trash/OVN upgrade Ansible playbook.md
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+---
+tags:
+  - groupvps
+---
+- Makes a backup of OVN db's on networking nodes
+	- Creates files on the local system under /tmp
+	- Creates files on the remote system under /var/.ovn-backups
+- Pins the controller version on both compute and networking nodes
+	- `ovs-vsctl set open_vswitch . external_ids:ovn-match-northd-version=true`
+- Upgrades ovn-central, ovn-common and ovn-host on network nodes
+	- Installs packages
+	- restarts ovn-controller, ovn-northd, ovn-ovsdb-server-sb/nb
+	- Checks ovsdb-server is running
+	- Checks the socket file for existence
+- Upgrades ovn controller on compute nodes
+	- Installs package
+	- restart ovn-controller
+
+**Invocation**
+```
+ansible-playbook playbooks/failsafe_install_ovn.yml --limit vps_testpod --extra-vars "ovn_search_version=22.03.8+20250403.1251.35813e0b.systems.jammy1"
+```
+\ No newline at end of file
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+{}
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