Openshift 4 on Azure - accelerated networking

Solution Verified - Updated

Environment

Openshift Container Platform 4.x (OCP)

Issue

Deploying Openshift Container Platform 4 on Azure, Content from docs.microsoft.com is not included.accelerated networking is not configured. This feature enables much faster instance-to-instance communication, both within openshift Container Platform cluster but also with external endpoints (data stores, ..) on the same vnet.

Microsoft's recommendation is to enable accelerated networking but Red Hat didn't test it yet. This is a simple az-cli command, but requires the node be shutdown first. Instructions to do so are at:
Content from docs.microsoft.com is not included.enable-accelerated-networking-on-existing-vms

Resolution

This feature is tracked through the following internal Request For Enhancement (RFE):

  • Enabling accelerated networking from the machine-api and the installer in OCP 4 on Azure
    (https://issues.redhat.com/browse/RFE-665)

This solution is part of Red Hat’s fast-track publication program, providing a huge library of solutions that Red Hat engineers have created while supporting our customers. To give you the knowledge you need the instant it becomes available, these articles may be presented in a raw and unedited form.