Branching Map

Branching Map An architecture diagram generated by Archify. The Coherence Problem · Architecture component The Coherence Problem Core A · (L1: addr X = 0) · Architecture component Core A (L1: addr X = 0) Core B · (L1: addr X = 0) · Architecture component Core B (L1: addr X = 0) DRAM · addr X: 0 · Architecture component DRAM addr X: 0 Core A writes · 42 to X (L1 now: 42, DRAM still: 0) · Architecture component Core A writes 42 to X (L1 now: 42, DRAM still: 0) Core B reads X · What value does it get? · Architecture component Core B reads X What value does it get? Correct: 42 · (from Core A's cache) · Architecture component Correct: 42 (from Core A's cache) Stale: 0 · (from DRAM) · Architecture component Stale: 0 (from DRAM) Legend Backend Database

Branches

  • • 8 nodes, 7 links