AOS 6.5.6 | Nutanix Community
Skip to main content

AOS integrates storage, compute and networking resources into a scalable, secure, resilient and easy-to-use software-defined infrastructure.

Review the detailed release notes before deploying any product updates.

What's New

  • AOS 6.5.6 is a long-term supported (LTS) branch that builds on a stable AOS codebase.
  • This release incorporates features and updates from previous short-term supported (STS) releases, up to AOS 5.20.
  • No new features are introduced in this release.

Key Features and Enhancements (from STS to LTS)

  • AHV-20201105.2076: Added features like DR Dashboard, ADS Support for VMs with Virtual GPUs, Enhanced NearSync and Asynchronous Replication Schedules, IPv6 Enablement, and more​.
  • AOS 6.0 AHV-20201105.2076: Included enhancements like Reserve Rebuild Capacity, Mixed Storage Capacity Support, and changes to VSS Snapshot Backup Type​.
  • AOS 6.0.1 AHV-20201105.2175: Introduced Flow Networking with VPC and VPN Support, Recycle Bin space clearing, and VM templates​
  • AOS 6.1 AHV-20201105.30142: Improved single vDisk performance, added Category-based Host Affinity Policy, Enhanced Security with Restricted Shell Access, and Dark Theme on Prism UI​

Resolved Issues

  • Several critical issues were resolved, including:
    • VM restore from HYCU backups leading to frequent acropolis restarts.
    • vNUMA-enabled VMs failing to restart after a High Availability (HA) event​​.
    • Windows 11 VMs failing to start with specific configurations on AOS 6.5.5 with AHV-20220304.478 or later versions​.
    • Issues with host optimization on Windows VMs resulting in stalls​.

Upgrade and Compatibility

  • Users are recommended to upgrade to the latest supported AHV version soon after upgrading AOS.
  • Compatibility matrices should be consulted before installing or upgrading to ensure hardware and software interoperability​​.

Supportability and Interoperability

  • Features such as Citrix Cloud connection, cross-hypervisor disaster recovery, integrated IP address management, and more are supported across various hypervisors like AHV, ESXi, and Hyper-V​ ​.
  • The supported browsers for the Prism web console include Firefox, Chrome, Safari, and Microsoft Edge​​.

This release aims to provide stability and continuity by integrating previously proven features and resolving critical issues, ensuring a more reliable and robust AOS environment for users.

Good news. Wait the next LTS version for supporting ESXi 8.0.