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Linux's New "Sheaves" Per-CPU Caching Layer Showing Massive Wins For AMD Performance
Earlier this week I wrote about Sheaves as an opt-in, per-CPU array-based caching layer likely coming for Linux 6.18
Earlier this week I wrote about Sheaves as an opt-in, per-CPU array-based caching layer likely coming for Linux 6.18. Patches posted now by Google are showing the Linux Sheaves code having a massive beneficial impact for large AMD systems. For the AMD EPYC Turin server the Sheaves work ended up being a massive win for performance on a number of benchmarks but also some regressions.
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