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# CURRENT TASK - Larson Master Rebuild
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
**Last Updated**: 2025-11-26
**Branch**: `larson-master-rebuild`
**Scope**: Larson バグ修正 + 安定化 + 性能回復
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
---
## 🎯 現状サマリ
### ベースライン性能larson-master-rebuild
| Benchmark | Performance | Status |
|-----------|-------------|--------|
| Larson 1T | **51.35M ops/s** | ✅ 安定動作 |
| Random Mixed 10M | **62.18M ops/s** | ✅ 安定動作 |
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
### 旧 master の問題
- Larson: **クラッシュ** (Step 2.5 バグ)
- Random Mixed: ~80M ops/s だったが Larson が壊れた
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
---
## 📋 作業計画
### Phase 0: 安定ベースライン確立 ✅ DONE
- [x] `larson-fix` ブランチから `larson-master-rebuild` 作成
- [x] Larson 動作確認 (51M ops/s)
- [x] Random Mixed 動作確認 (62M ops/s)
### Phase 1: クリーンアップ & リファクタリング 🔄 IN PROGRESS
**目標**: 安定状態でコードベースを整理
#### 1.1 Cherry-pick 済み7コミット
- [x] `9793f17d6` レガシーコード削除 (-1,159 LOC)
- [x] `cc0104c4e` テストファイル削除 (-1,750 LOC)
- [x] `416930eb6` バックアップファイル削除 (-1,072 KB)
- [x] `225b6fcc7` 死コード削除: UltraHot, RingCache等 (-1,844 LOC)
- [x] `2c99afa49` 学習システムバグドキュメント
- [x] `328a6b722` Larsonバグ分析更新
- [x] `0143e0fed` CONFIGURATION.md 追加
#### 1.2 追加クリーンアップTODO
- [ ] P0/P1/P2 ENV整理コミットの独立部分を手動ポート
- [ ] 不要なデバッグログ削除
- [ ] ビルドシステム整理
### Phase 2: 性能最適化ポート 📊 PENDING
**目標**: 62M → 80M+ ops/s 回復
#### 2.1 簡単なチューニング(独立・低リスク)
- [ ] `e81fe783d` tiny_get_max_size inline化 (+2M)
- [ ] `04a60c316` Superslab/SharedPool チューニング (+1M)
- [ ] `392d29018` Unified Cache容量チューニング (+1M)
- [ ] `dcd89ee88` Stage 1 lock-free (+0.3M)
#### 2.2 本丸UNIFIED-HEADER
- [ ] `472b6a60b` Phase UNIFIED-HEADER (+17%, C7ヘッダ統一)
- [ ] `d26519f67` UNIFIED-HEADERバグ修正 (+15-41%)
- [ ] `165c33bc2` Larsonフォールバック修正必要なら
#### 2.3 スキップ対象
-`03d321f6b` Phase 27 Ultra-Inline → **-10~15%回帰**
- ❌ Step 2.5関連コミット → **Larsonクラッシュの原因**
### Phase 3: 検証 & マージ 🔀 PENDING
- [ ] Larson 10回平均ベンチマーク
- [ ] Random Mixed 10回平均ベンチマーク
- [ ] master ブランチ更新
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
---
## 🔍 根本原因分析
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
### Larson クラッシュの原因
**First Bad Commit**: `19c1abfe7` "Fix Unified Cache TLS SLL bypass"
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
Step 2.5 が TLS_SLL_PUSH_DUP を「修正」するために追加されたが:
1. TLS_SLL_PUSH_DUP は実際には発生しないベースで10M回テスト済み
2. Step 2.5 がマルチスレッド環境で cross-thread ownership 問題を引き起こす
3. 結論:**不要な「修正」が Larson を壊した**
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
### 80M 達成の主要因
| コミット | 内容 | 改善幅 |
|---------|------|--------|
| `472b6a60b` | UNIFIED-HEADER (C7統一) | **+17%** |
| `d26519f67` | UH バグ修正 | +15-41% |
| その他チューニング | inline, policy等 | +4-5M |
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
---
## 📁 関連ファイル
### 修正対象
- `core/front/tiny_unified_cache.c` - Step 2.5 なしのまま維持
- `core/tiny_free_fast_v2.inc.h` - LARSON_FIX 関連
- `core/box/ptr_conversion_box.h` - UNIFIED-HEADER で変更予定
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
### ドキュメント
- `LEARNING_SYSTEM_BUGS_P0.md` - 学習システムバグ記録
- `CONFIGURATION.md` - ENV変数リファレンス
- `PROFILES.md` - 性能プロファイル
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
---
## ✅ 完了マイルストーン
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
1. **Larson 安定化** - 51M ops/s で動作 ✅
2. **Cherry-pick Phase 1** - 7コミット完了 ✅
3. **ベースライン確立** - 62M/51M で安定 ✅
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
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## 🎯 次のアクション
Wrap debug fprintf in !HAKMEM_BUILD_RELEASE guards (Release build optimization) ## Changes ### 1. core/page_arena.c - Removed init failure message (lines 25-27) - error is handled by returning early - All other fprintf statements already wrapped in existing #if !HAKMEM_BUILD_RELEASE blocks ### 2. core/hakmem.c - Wrapped SIGSEGV handler init message (line 72) - CRITICAL: Kept SIGSEGV/SIGBUS/SIGABRT error messages (lines 62-64) - production needs crash logs ### 3. core/hakmem_shared_pool.c - Wrapped all debug fprintf statements in #if !HAKMEM_BUILD_RELEASE: - Node pool exhaustion warning (line 252) - SP_META_CAPACITY_ERROR warning (line 421) - SP_FIX_GEOMETRY debug logging (line 745) - SP_ACQUIRE_STAGE0.5_EMPTY debug logging (line 865) - SP_ACQUIRE_STAGE0_L0 debug logging (line 803) - SP_ACQUIRE_STAGE1_LOCKFREE debug logging (line 922) - SP_ACQUIRE_STAGE2_LOCKFREE debug logging (line 996) - SP_ACQUIRE_STAGE3 debug logging (line 1116) - SP_SLOT_RELEASE debug logging (line 1245) - SP_SLOT_FREELIST_LOCKFREE debug logging (line 1305) - SP_SLOT_COMPLETELY_EMPTY debug logging (line 1316) - Fixed lock_stats_init() for release builds (lines 60-65) - ensure g_lock_stats_enabled is initialized ## Performance Validation Before: 51M ops/s (with debug fprintf overhead) After: 49.1M ops/s (consistent performance, fprintf removed from hot paths) ## Build & Test ```bash ./build.sh larson_hakmem ./out/release/larson_hakmem 1 5 1 1000 100 10000 42 # Result: 49.1M ops/s ``` Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-26 13:14:18 +09:00
1. **Phase 1.2**: 追加クリーンアップ作業
2. **Phase 2.1**: 簡単なチューニングコミットをポート
3. **Phase 2.2**: UNIFIED-HEADER を慎重にポート
4. **Phase 3**: 検証 & master 更新