https://punt2cpu.net/categories/ml-networks/ Recent content in ML Networks on punt2cpu Hugo en Tue, 13 Oct 2026 00:00:00 +0000 https://punt2cpu.net/2026/10/13/ml-networking-snapshot-202610/ Tue, 13 Oct 2026 00:00:00 +0000 https://punt2cpu.net/2026/10/13/ml-networking-snapshot-202610/ <p>My notes on where AI/ML networking stands in October 2026. This area moves fast and there is a lot of active research going on, so parts of this will age quickly. Naming is NVIDIA&rsquo;s (NVLink, NCCL, PXN), AMD and Intel have their own terms for similar things.</p> <h2 id="traffic">Traffic</h2> <p>For comparison, a normal DC Clos carries lots of small TCP flows. ECMP spreads them fine, TCP recovers from drops, 3:1 oversubscription is ok.</p>