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{
"generated_at_utc" : "2026-10-16T18:30:00Z" ,
"milestone" : "Phase 5 Disk Session Save/Load + Suffix Cache Reuse (SCR) 36-Layer GDN Staleness + Phase 4 190-Pair Real-VN Anti-Overfitting Audit" ,
"audits" : [
"audits/opus_phase5_scr_and_persona_v1.md" ,
"audits/opus_phase5_scr_and_persona_v2.md"
],
"disk_session_round_trip" : {
"prompt_file" : "data/m5_val_prompts/prompt_2048tok_ops.txt" ,
"n_cells" : 1983 ,
"eval_tokens" : 64 ,
"fixed_bytes" : 118069248 ,
"per_cell_bytes" : 14208 ,
"total_session_bytes" : 146239104 ,
"cold_prefill_ms" : 8138.26 ,
"cold_nvme_save_ms" : 21.7 ,
"cold_nvme_load_ms" : 28.93 ,
"warm_pagecache_load_ms" : 5.0 ,
"cold_nvme_read_gb_s" : 5.18 ,
"cold_speedup_vs_prefill_x" : 281.3 ,
"warm_speedup_vs_prefill_x" : 1627.7 ,
"exactness_moce0_split0" : {
"ref_ppl" : 20.421 ,
"cand_ppl" : 20.421 ,
"mean_kld" : 0.0 ,
"median_kld" : 0.0 ,
"p90_kld" : 0.0 ,
"top1_agree_pct" : 100.0
},
"residency_split1_noise_floor_kld" : 0.002791
},
"scr_suffix_cache_reuse_36_layer_gdn" : {
"short_tail_c511" : {
"spans" : {
"A" : 512 ,
"B" : 1024 ,
"Bp_padded" : 60 ,
"C" : 511 ,
"eval_D" : 64 ,
"delta" : -964
},
"ref_prefill_ms_Bp_plus_C" : 1654.8 ,
"ref_ppl" : 6.5482 ,
"rows" : {
"orig" : {
"mean_kld" : 0.108934 ,
"p90_kld" : 0.17386 ,
"max_kld" : 2.350908 ,
"top1_pct" : 89.06 ,
"ppl" : 7.4864
},
"keep_J0" : {
"mean_kld" : 0.103441 ,
"p90_kld" : 0.171189 ,
"max_kld" : 1.983744 ,
"top1_pct" : 92.19 ,
"ppl" : 7.473 ,
"relocate_ms" : 0.2
},
"keep_J8" : {
"mean_kld" : 0.11468 ,
"p90_kld" : 0.164872 ,
"max_kld" : 2.513584 ,
"top1_pct" : 92.19 ,
"ppl" : 7.2036 ,
"relocate_ms" : 0.2 ,
"splice_prefill_ms" : 1324.3
},
"keep_J16" : {
"mean_kld" : 0.12505 ,
"p90_kld" : 0.182256 ,
"max_kld" : 2.69009 ,
"top1_pct" : 92.19 ,
"ppl" : 7.2062 ,
"relocate_ms" : 0.3 ,
"splice_prefill_ms" : 1249.4
},
"gdnex_J8" : {
"mean_kld" : 0.110884 ,
"p90_kld" : 0.076588 ,
"max_kld" : 2.653928 ,
"top1_pct" : 92.19 ,
"ppl" : 8.0714
},
"lossy_J8" : {
"mean_kld" : 1.818394 ,
"p90_kld" : 4.28397 ,
"max_kld" : 9.367567 ,
"top1_pct" : 43.75 ,
"ppl" : 29.4594
},
"sanity_lossy_J511" : {
"mean_kld" : 0.0 ,
"p90_kld" : 0.0 ,
"max_kld" : 0.0 ,
"top1_pct" : 100.0 ,
"ppl" : 6.5482
}
},
"isolated_36_layer_gdn_staleness_nats_per_tok" : 0.003796
},
"long_tail_c1535" : {
"spans" : {
"A" : 512 ,
"B" : 1024 ,
"Bp_padded" : 60 ,
"C" : 1535 ,
"eval_D" : 64 ,
"delta" : -964
},
"ref_prefill_ms_Bp_plus_C" : 4131.9 ,
"ref_ppl" : 9.1868 ,
"rows" : {
"orig" : {
"mean_kld" : 0.137722 ,
"p90_kld" : 0.366438 ,
"max_kld" : 1.190477 ,
"top1_pct" : 87.5 ,
"ppl" : 10.0402
},
"keep_J0" : {
"mean_kld" : 0.138364 ,
"p90_kld" : 0.303914 ,
"max_kld" : 0.785737 ,
"top1_pct" : 85.94 ,
"ppl" : 11.1403 ,
"load_ms" : 6.0 ,
"relocate_ms" : 0.5 ,
"splice_prefill_ms" : 1186.7 ,
"speedup_vs_ref" : 3.48
},
"keep_J8" : {
"mean_kld" : 0.146632 ,
"p90_kld" : 0.308368 ,
"max_kld" : 0.931534 ,
"top1_pct" : 85.94 ,
"ppl" : 11.2734 ,
"load_ms" : 5.4 ,
"relocate_ms" : 0.5 ,
"splice_prefill_ms" : 1089.3 ,
"speedup_vs_ref" : 3.79
},
"gdnex_J0" : {
"mean_kld" : 0.1003 ,
"p90_kld" : 0.216608 ,
"max_kld" : 0.860667 ,
"top1_pct" : 87.5 ,
"ppl" : 10.9317
},
"lossy_J0" : {
"mean_kld" : 1.413742 ,
"p90_kld" : 3.081849 ,
"max_kld" : 9.457753 ,
"top1_pct" : 42.19 ,
"ppl" : 39.1558
},
"sanity_lossy_J1535" : {
"mean_kld" : 0.0 ,
"p90_kld" : 0.0 ,
"max_kld" : 0.0 ,
"top1_pct" : 100.0 ,
"ppl" : 9.1868
}
},
"isolated_36_layer_gdn_staleness_nats_per_tok" : 0.038064 ,
"connectome_loop_check_keep_J0_128tok" : {
"gen_tokens" : 128 ,
"repeated_4grams" : 4 ,
"total_4grams" : 125 ,
"repeated_4gram_pct" : 3.2
}
},
"gdn_gate_halflife_distribution_1728_heads" : {
"min_tokens" : 0.01 ,
"p10_tokens" : 1.1 ,
"median_tokens" : 18.0 ,
"p90_tokens" : 499.0 ,
"p99_tokens" : 3746.0 ,
"heads_gt_100_tokens" : 414 ,
"heads_gt_1000_tokens" : 104 ,
"non_decaying_heads" : 3
}
},
"contrastive_real_vn_persona_anti_overfitting_audit" : {
"dataset" : "data/phase4_contrastive_persona_vn.jsonl" ,
"real_vn_source" : "data/real_vn_steins_gate_va11_120.json (60 Steins;Gate Kurisu/Maho/Rintaro/Daru + 60 VA-11 Hall-A Jill/Alma/Dana)" ,
"total_pairs" : 190 ,
"splits" : {
"train" : 113 ,
"dev" : 40 ,
"test" : 37
},
"whole_pair_dump_rows" : 17352 ,
"step0_template_fix_special_argmax" : {
"before_single_newline" : "14 / 70 (12 <think>, 2 <|im_end|>)" ,
"after_double_newline_only" : "4 / 190 (4 <|im_end|>)" ,
"after_window_finish_step0_guard" : "0 / 190 (0.0%)"
},
"overfitting_findings" : {
"full_vocab_rows_2917_params_7_5M" : "Train CE 2.825 -> 0.041, Held-Out CE 2.593 -> 2.823 (memorizes training nouns, blind chat KLD 0.075)" ,
"rank1_16_style_tokens_2_6K_params_3way_split" : "Train style gain +0.521, Dev +0.230, Test +0.196 (95% CI +0.057..+0.380), blind chat KLD 0.0033, 0 flips; test/train ratio 0.38 due to idx%5 arbitrary kaomoji glyph entropy" ,
"shipped_decision" : "Keep Phase 4 v3.2 Layer-47 WFLD weights untouched + add zero-parameter step0 empty-turn (<|im_end|>/<think>) guard in Window::finish; multi-layer voice belongs in full-forward LoRA"
}
}
}