OpenShift - Restrict the number of containers with cinder volumes due to the Openstack Nova limitation

Solution Verified - Updated -

Issue

One of the Openshift application node is trying attach more than 25 cinder volumes which causes overflow of messages to nova API with error message (this is a nova limitation, not able to attach more than 25 volumes).

Environment

OpenShift Container Platform 3.6
OpenShift Container Platform 3.7
OpenShift Container Platform 3.9
OpenShift Container Platform 3.10

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.