Alexander Korolev6798a62b8ar36 recipe: 512K context (our floor; their 131K profile is not usable) + note the b12x vs instanttensor load-format finding (forum 381350 #521: -35% prefill on the b12x loader at TP4, and it cannot load a DFlash2 drafter)
f042556790
r36 dev65 + local Engram: prefill 3,654 pp / 826 ms TTFT (9.1x the NFS run, 2.2x prod) — storage suspect confirmed; 149/176 = variance + K7 stack gap; lane is now a candidate
6798a62b8a
r36 recipe: 512K context (our floor; their 131K profile is not usable) + note the b12x vs instanttensor load-format finding (forum 381350 #521: -35% prefill on the b12x loader at TP4, and it cannot load a DFlash2 drafter)