# Upgrade from v0.6.2 to v0.7.0 The users need to follow this guide to upgrade from v0.6.2 to v0.7.0. ## Preparation 1. Make backups for all the volumes. 1. Stop the workload using the volumes. ## Upgrade ### Use Rancher App 1. Click the `Upgrade` button in the Rancher UI 2. Select `Force Recreate` option at the bottom of the screen. 3. Wait for the app to complete the upgrade. ### Use YAML file Use `kubectl apply --force https://raw.githubusercontent.com/longhorn/longhorn/v0.7.0/deploy/longhorn.yaml` And wait for all the pods to become running and Longhorn UI working. ``` $ kubectl -n longhorn-system get pod NAME READY STATUS RESTARTS AGE compatible-csi-attacher-69857469fd-rj5vm 1/1 Running 4 3d12h csi-attacher-79b9bfc665-56sdb 1/1 Running 0 3d12h csi-attacher-79b9bfc665-hdj7t 1/1 Running 0 3d12h csi-attacher-79b9bfc665-tfggq 1/1 Running 3 3d12h csi-provisioner-68b7d975bb-5ggp8 1/1 Running 0 3d12h csi-provisioner-68b7d975bb-frggd 1/1 Running 2 3d12h csi-provisioner-68b7d975bb-zrr65 1/1 Running 0 3d12h engine-image-ei-605a0f3e-8gx4s 1/1 Running 0 3d14h engine-image-ei-605a0f3e-97gxx 1/1 Running 0 3d14h engine-image-ei-605a0f3e-r6wm4 1/1 Running 0 3d14h instance-manager-e-a90b0bab 1/1 Running 0 3d14h instance-manager-e-d1458894 1/1 Running 0 3d14h instance-manager-e-f2caa5e5 1/1 Running 0 3d14h instance-manager-r-04417b70 1/1 Running 0 3d14h instance-manager-r-36d9928a 1/1 Running 0 3d14h instance-manager-r-f25172b1 1/1 Running 0 3d14h longhorn-csi-plugin-72bsp 4/4 Running 0 3d12h longhorn-csi-plugin-hlbg8 4/4 Running 0 3d12h longhorn-csi-plugin-zrvhl 4/4 Running 0 3d12h longhorn-driver-deployer-66b6d8b97c-snjrn 1/1 Running 0 3d12h longhorn-manager-pf5p5 1/1 Running 0 3d14h longhorn-manager-r5npp 1/1 Running 1 3d14h longhorn-manager-t59kt 1/1 Running 0 3d14h longhorn-ui-b466b6d74-w7wzf 1/1 Running 0 50m ``` ## Post upgrade 1. Bring back the workload online. 1. Make sure all the volumes are back online. 1. Check all the existing manager pods are running v0.7.0. No v0.6.2 pods is running. 1. Run the following script to clean up the v0.6.2 CRDs. 1. Must make sure all the v0.6.2 pods HAVE BEEN DELETED, otherwise the data WILL BE LOST! ``` curl -s https://raw.githubusercontent.com/longhorn/longhorn-manager/master/hack/cleancrs.sh |bash -s v062 ```