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Chapter 5. Upgrade OpenShift sandboxed containers

You can upgrade the components of OpenShift sandboxed containers by upgrading OpenShift sandboxed containers Operator and OpenShift sandboxed containers artifacts.

5.1. Upgrade OpenShift sandboxed containers Operator

You can use Operator Lifecycle Manager (OLM) to manually or automatically upgrade the OpenShift sandboxed containers Operator. You can select manual or automatic upgrade during the initial deployment. In the context of manual upgrades, the web console shows the available updates that can be installed by the cluster administrator.

Additional resources

5.2. Upgrade the OpenShift sandboxed containers artifacts

The OpenShift sandboxed containers artifacts are deployed onto the cluster using Red Hat Enterprise Linux CoreOS (RHCOS) extensions.

The RHCOS extension sandboxed containers contains the required components to run Kata Containers such as the Kata containers runtime, the hypervisor QEMU, and other dependencies. The extension is upgraded when upgrading the cluster to a new release of OpenShift Container Platform.

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