Before you begin

Before you start the cluster deployment, verify that your system meets the following minimum hardware and software requirements for an OpenStack-based management cluster.

Note

For the bootstrap node, you can use any local machine running Ubuntu 20.04 with the following resources:

  • 2 vCPUs

  • 4 GB of RAM

  • 5 GB of available storage

Minimum hardware requirements for a management cluster

Resource

Requirement

# of nodes

4 (3 for HA + 1 for Bastion)

# of vCPUs

25 (8 per node + 1 for Bastion)

RAM in GB

73 (24 per node + 1 for Bastion)

Storage in GB

360 (120 per node)

OpenStack version

Queens, Victoria, Yoga 0

Obligatory OpenStack components

Octavia, Cinder 1, OVS/TF 2

# of Cinder volumes

7 (total 110 GB)

# of load balancers

10

# of floating IPs

11

Minimum software requirements for a management cluster

Software

Version

Operating system distribution

  • Ubuntu 20.04

  • CentOS 7.9 3

Docker

Current version available for Ubuntu 20.04

0

OpenStack Victoria and Yoga are supported if you deploy Container Cloud on top of MOSK.

1

Only Cinder API V3 is supported.

2

Tungsten Fabric is supported on OpenStack Victoria or Yoga.

3

A Container Cloud cluster based on both Ubuntu and CentOS operating systems is not supported.