Frontier MoE sleep/wake at TP=4 on consumer Blackwell — 1s wake, 3s swap
DeepSeek-V4-Flash + MiMo-V2.5-Flash rotation on 4× RTX PRO 6000. Cross-peer swap 50s down to 3s. The sparse-MLA workspace, the SWA release bug, the cumem race, and the one config knob that made it work.