Chapter 8. Upgrading your Container-Native Storage Environment
This chapter describes the procedure to upgrade your environment from OpenShift 3.2 or 3.3 to OpenShift 3.4.
8.1. Pre-upgrade Task
Ensure you perform the following step before proceeding with the upgrade process.
- Edit the glusterfs DeploymentConfig and Heketi DeploymentConfig to change the
Strategy > type
fromRolling
toRecreate
in the DeploymentConfig files.# oc edit deploymentconfig glusterfs-dc-<IP-ADDR/Hostname> # oc edit deploymentconfig heketi
For example:apiVersion: v1 kind: DeploymentConfig metadata: annotations: ... strategy: resources: {} rollingParams: intervalSeconds: 1 maxSurge: 25% maxUnavailable: 25% timeoutSeconds: 600 updatePeriodSeconds: 1 type: Recreate ....
Important
Before upgrading your Container-Native Storage environment, you must ensure that you have upgraded and configured OpenShift Container Platform 3.4. For information on upgrading to OpenShift 3.4, see https://access.redhat.com/documentation/en/openshift-container-platform/3.4/single/installation-and-configuration/#upgrading-a-cluster