Chapter 1. Overview of deploying in external mode

Red Hat OpenShift Data Foundation can make services from an external Red Hat Ceph Storage cluster or use IBM FlashSystems available for consumption through OpenShift Container Platform clusters running on the following platforms:

  • VMware vSphere
  • Bare metal
  • Red Hat OpenStack platform (Technology preview)

See Planning your deployment for more information.

For instructions regarding how to install a RHCS 4 cluster, see Installation guide.

Follow these steps to deploy OpenShift Data Foundation in external mode:

  1. If you use Red Hat Enterprise Linux hosts for worker nodes, Enable file system access for containers.

    Skip this step if you use Red Hat Enterprise Linux CoreOS (RHCOS) hosts.

  2. Deploy one of the following:

Regional-DR requirements [Developer Preview]

Disaster Recovery features supported by Red Hat OpenShift Data Foundation require all of the following prerequisites in order to successfully implement a Disaster Recovery solution:

  • A valid Red Hat OpenShift Data Foundation Advanced subscription

  • A valid Red Hat Advanced Cluster Management for Kubernetes subscription

    For detailed requirements, see Regional-DR requirements and RHACM requirements.