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  1. Access to all nodes of the cluster through one of the following methods
    - Rancher
    - SSH protocol
    - AWS Session Manager

  2. The K3s version tag you wish to upgrade to: https://github.com/k3s-io/k3s/releases

  3. The system-upgrade-controller file that will be used to upgrade the K3s cluster:
    https://assets.master.k3s.getvisibility.com/system-upgrade-controller/v0.10.0/system-upgrade-controller.yaml

  4. The Bundle file for the K3s upgrade in the Air-Gap Environment

  5. Make sure you push all new docker images to the ECR gv-public docker registry that you need to install the new k3s version. See here /wiki/spaces/GS/pages/293011459 Secure Mode

Focus/Synergy services

Updates and custom settings are automatically applied to all backend services using Fleet as long as the cluster has access to the public internet and can connect to the management server.

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Follow these steps to upgrade k3s: https://getvisibility.atlassian.net/wiki/spaces/GSKBTES/pages/179699758183173145/K3s+-+Upgrade#Upgrading-K3s---AirGap-(Manual-Approach)

Post Upgrade Patch

Note

We have seen an issue with Traefik not able to access any resources after the upgrade is implemented. Follow these steps to implement the fix

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