NUMA on Why did IT failhttps://www.why-did-it.fail/tags/numa/Recent content in NUMA on Why did IT failHugo -- gohugo.ioenCopyright © 2026 Dominik Textoris (formerly Zorgnotti). All Rights Reserved.Mon, 08 Jul 2024 00:00:00 +0000vSphere 8 Update 3 - What is the "Retain virtual NUMA topology"-featurehttps://www.why-did-it.fail/blog/2024-03-vsphereu3-vnuma-retain/Mon, 08 Jul 2024 00:00:00 +0000https://www.why-did-it.fail/blog/2024-03-vsphereu3-vnuma-retain/_ Credits: I would like to thank my colleague Vladimir Petrov from the VCF BU for providing me with additional information that allowed me to write this summary _ The vSphere 8 Update 3 release notes contain lots of changes, but one of them caught my attention: Cluster-wide option to retain virtual NUMA topology: vSphere 8.0 Update 3 adds a setting to retain preconfigured vNUMA topology even if the VM moves, allowing for better NUMA topology tuning for VMs across all the hosts in the cluster.