{"model":"deepseek-4.1-flash","title":"PP6 relay fix adopted + validated (Schaka c1b0907b)","status":"positive","summary":"Rebuilt the PP6 overlay from Schaka's latest kit: the kv-group relay now owns the source indexer K cache (layers.20.attn.indexer.k_cache), fixing his prompt-corruption path (44k check 5/10 -\u003e 0/10 wrong). Ours: coherence OK, needle 128k 3/3, multi-needle 44k 5/5, coding 5/5; pure c1…","occurred_at":"2026-09-12T07:33:00Z","config":{"serving":"TP1xPP6 (7,7,7,7,7,5), util 0.95-0.96, DSpark k=5, fp8_ds_mla","engine":"localhost/vllm-backport-v41:sm80 Schaka v0.13.0 kit (c1b0907b overlay)"},"benchmarks":[{"metric":"c1_decode_tok_s","value":105.1,"unit":"tok/s","context":"PP6 v13, 8-tok prompt"},{"metric":"c1_decode_32k_tok_s","value":102,"unit":"tok/s","context":"PP6 v13 @32k (76.4 @4k)"}]}