NUMA: Cores, memory, and the distance between them

OS & Low-Level Tech(edera.dev)view on HackerNews
NUMAvirtualizationmemory accessXenperformance optimization

Author: sys_call

Date: 6/24/2026

Article Summary:
This article explains Non-Uniform Memory Access (NUMA) and its impact on virtual machine performance, particularly in Xen-based virtualization.