Hardware requirements

Note: IBM Spectrum Scale container native 5.1.1.4 supports only on-premises environments (customer infrastructure) and does not support Cloud environments.

Network

Worker node requirements

The following table lists the minimum and recommended worker node requirements per each OpenShift Container Platform worker node.

IBM Spectrum Scale container native running on OpenShift Container Platform recommends a minimum of 3 worker nodes for the cluster. It supports a maximum of 128 worker nodes.

Architecture Minimum Recommended
CPU (cores) Memory (GB) CPU (cores) Memory (GB)
x86_64 8 16 16 64
PPC64LE 8 16 16 64
s390x 4 8 8 16

IBM Spectrum Scale storage cluster (remote cluster)

The IBM Spectrum Scale storage cluster that is used as the remote cluster must run IBM Spectrum Scale 5.1.1.4 or later.