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Version: 2.6

Install prerequisites


The minimum supported size for the Portworx Backup cluster is three worker nodes. Each node must meet the following hardware, software, and network requirements:

Hardware Requirements
For 2000 backups
CPU 4 CPU cores minimum, (8 recommended)
RAM4 GB (8 GB recommended)
Backend drive307 GB (In Total)
For 10000 to 15000 backups
CPU 8 CPU cores
Backend drive307 GB (In Total)
Software Requirements
Operating System
  • x86-64 based Linux distros supported by your storage provider
  • On-premises Kubernetes
  • Vanilla: 1.27.x, 1.26.x, 1.25.x, 1.24.x, 1.23.x

  • OCP: 4.13.x, 4.12.x, 4.11.x, 4.10.x

  • Rancher: 1.27.x, 1.26.x, 1.25.x, 1.24.x, 1.23.x

  • TKGS: 1.23.0
  • Managed Kubernetes
  • AKS: 1.27.x, 1.26.x, 1.25.x, 1.24.x, 1.23.x, 1.22.x

  • EKS: 1.27.x, 1.26.x, 1.25.x, 1.24.x, 1.23.x, 1.22.x

  • IKS: 1.27.x, 1.26.x, 1.25.12

  • GKE: 1.27.x, 1.26.x, 1.25.x, 1.24.x, 1.23.x, 1.22.x

  • Rancher: 1.27.x, 1.26.x, 1.25.x, 1.24.x

  • ROKS: 4.13.x
  • Stork
  • 23.9.1 and above
  • Portworx
  • 3.0.x, 2.13.x

  • At least 50 GB of free space on the /root file system nodes where Portworx is going to be installed
  • A block-based provisioner
  • At least 307 GB of free space to host the PVCs deployed by databases used by Portworx Backup
  • External Auth Providers
  • External OIDC and LDAP based Auth providers
  • FlashArray
  • 6.4.18
  • 6.1.4
  • FlashBlade
  • 3.3.1
    • If you are using an external authorization provider, you must use certificates signed by a trusted certificate authority.

    • Make sure helm is installed on the client machine: Helm


    Portworx Backup 2.3.0 and above use MongoDB 5.x versions internally, which require Intel/AMD chipsets that support Advance Vector Extensions (AVX). If you are deploying Portworx Backup 2.3.0 and above, please ensure that your Intel/AMD chipset versions support AVX.

    Feature support matrix

    FeaturePortworx Backup ReleaseRecommended Kubernetes versionMinimum Recommended version of Stork Minimum Recommended version of Portworx Enterprise
    Object lock2.2.01.22.x and above2.10.x2.9.1.4
    Rancher2. and above23.2.02.12.x
    Namespace labels
    NFS backup location2.5.01.26.x for both on-premises and other cloud providers23.
    Backup and restore VMs with KubeVirt2.6.01.2723.

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