All articles tagged with #cache aware scheduling
Linux is adding a cache-aware scheduling feature that keeps related tasks near shared caches to reduce misses and latency, with early tests showing 30–45% gains on cache-sensitive workloads and steadier performance for gaming and mobile, rolling out via kernel updates in 2025–2026 and tunable alongside existing NUMA and energy-aware logic.
The article examines the performance impact of Linux's Cache Aware Scheduling on the AMD Ryzen 9 9950X3D, finding minimal gains for desktop workloads but some improvements in PostgreSQL throughput and network testing, with overall results less impressive than on server CPUs.
Intel has released new cache-aware load balancing patches for Linux, showing up to 44% performance gains on AMD EPYC Genoa platforms, with potential for inclusion in the mainline kernel soon.