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hakmem/scripts/cleanup_workspace.sh

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CRITICAL FIX: TLS 未初期化による 4T SEGV を完全解消 **問題:** - Larson 4T で 100% SEGV (1T は 2.09M ops/s で完走) - System/mimalloc は 4T で 33.52M ops/s 正常動作 - SS OFF + Remote OFF でも 4T で SEGV **根本原因: (Task agent ultrathink 調査結果)** ``` CRASH: mov (%r15),%r13 R15 = 0x6261 ← ASCII "ba" (ゴミ値、未初期化TLS) ``` Worker スレッドの TLS 変数が未初期化: - `__thread void* g_tls_sll_head[TINY_NUM_CLASSES];` ← 初期化なし - pthread_create() で生成されたスレッドでゼロ初期化されない - NULL チェックが通過 (0x6261 != NULL) → dereference → SEGV **修正内容:** 全 TLS 配列に明示的初期化子 `= {0}` を追加: 1. **core/hakmem_tiny.c:** - `g_tls_sll_head[TINY_NUM_CLASSES] = {0}` - `g_tls_sll_count[TINY_NUM_CLASSES] = {0}` - `g_tls_live_ss[TINY_NUM_CLASSES] = {0}` - `g_tls_bcur[TINY_NUM_CLASSES] = {0}` - `g_tls_bend[TINY_NUM_CLASSES] = {0}` 2. **core/tiny_fastcache.c:** - `g_tiny_fast_cache[TINY_FAST_CLASS_COUNT] = {0}` - `g_tiny_fast_count[TINY_FAST_CLASS_COUNT] = {0}` - `g_tiny_fast_free_head[TINY_FAST_CLASS_COUNT] = {0}` - `g_tiny_fast_free_count[TINY_FAST_CLASS_COUNT] = {0}` 3. **core/hakmem_tiny_magazine.c:** - `g_tls_mags[TINY_NUM_CLASSES] = {0}` 4. **core/tiny_sticky.c:** - `g_tls_sticky_ss[TINY_NUM_CLASSES][TINY_STICKY_RING] = {0}` - `g_tls_sticky_idx[TINY_NUM_CLASSES][TINY_STICKY_RING] = {0}` - `g_tls_sticky_pos[TINY_NUM_CLASSES] = {0}` **効果:** ``` Before: 1T: 2.09M ✅ | 4T: SEGV 💀 After: 1T: 2.41M ✅ | 4T: 4.19M ✅ (+15% 1T, SEGV解消) ``` **テスト:** ```bash # 1 thread: 完走 ./larson_hakmem 2 8 128 1024 1 12345 1 → Throughput = 2,407,597 ops/s ✅ # 4 threads: 完走(以前は SEGV) ./larson_hakmem 2 8 128 1024 1 12345 4 → Throughput = 4,192,155 ops/s ✅ ``` **調査協力:** Task agent (ultrathink mode) による完璧な根本原因特定 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-07 01:27:04 +09:00
#!/usr/bin/env bash
set -euo pipefail
# cleanup_workspace.sh — Archive logs and remove build artifacts
# - Archives logs to archive/cleanup_YYYYmmdd_HHMMSS/{logs}
# - Runs make clean
# - Removes re-buildable bench binaries and helper copies
ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")"/.. && pwd)"
cd "$ROOT_DIR"
ts="$(date +%Y%m%d_%H%M%S)"
DEST="archive/cleanup_${ts}"
mkdir -p "${DEST}/logs"
log_patterns=(
"*out.txt"
"*stdout.log"
"*stderr.log"
"ring*.txt"
"asan_*.log"
"run_*.log"
)
echo "[cleanup] Archiving logs to ${DEST}/logs" | tee "${DEST}/CLEANUP_SUMMARY.txt"
for pat in "${log_patterns[@]}"; do
shopt -s nullglob
for f in $pat; do
if [[ -f "$f" ]]; then
echo "log: $f" >> "${DEST}/LOGS_LIST.txt"
mv -f "$f" "${DEST}/logs/"
fi
done
done
echo "[cleanup] Running make clean" | tee -a "${DEST}/CLEANUP_SUMMARY.txt"
if command -v make >/dev/null 2>&1; then
( make clean >/dev/null 2>&1 || true )
echo "make clean: done" >> "${DEST}/CLEANUP_SUMMARY.txt"
else
echo "make not found, skipping" >> "${DEST}/CLEANUP_SUMMARY.txt"
fi
# Remove common bench/wrapper binaries (rebuildable)
echo "[cleanup] Removing rebuildable binaries" | tee -a "${DEST}/CLEANUP_SUMMARY.txt"
rm -f \
larson_hakmem larson_hakmem_asan larson_hakmem_tsan larson_hakmem_ubsan \
bench_*_hakmem bench_*_system bench_*_mi \
bench_tiny bench_tiny_mt phase6_bench_tiny_simple test_hakmem
# Report large files remaining at top-level
echo "[cleanup] Large files remaining (top-level, >1MB)" | tee -a "${DEST}/CLEANUP_SUMMARY.txt"
{ find . -maxdepth 1 -type f -size +1M -printf "%f\t%k KB\n" 2>/dev/null || true; } | tee -a "${DEST}/POST_CLEAN_LARGE_FILES.txt"
echo "[cleanup] Done. Summary at ${DEST}/CLEANUP_SUMMARY.txt"