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. The sheaves patches have been queued into the "slab/for-next" Git branch ahead of the Linux 6.18 kernel merge window. Patches posted now by Google are showing the Linux Sheaves code having a massive beneficial impact for large AMD systems...