========== 1. 打开数据库 ==========
  表创建/打开成功

========== 2. 插入 200000 行 (禁用防抖, 仅脏页阈值触发) ==========
[DEBUG] Header: TablePage=2 NextFreePage=147 FreePageStart=0 FirstWAL=0 LastWAL=0 NextTxn=1
[DEBUG] BufferPool: total=145 dirty=145
  [ 20000行] Alloc=5.3MB Total=3132.5MB 耗时=0.6s
[DEBUG] Header: TablePage=2 NextFreePage=286 FreePageStart=0 FirstWAL=0 LastWAL=0 NextTxn=1
[DEBUG] BufferPool: total=284 dirty=284
  [ 40000行] Alloc=9.1MB Total=6304.1MB 耗时=1.0s
[DEBUG] Header: TablePage=2 NextFreePage=425 FreePageStart=0 FirstWAL=0 LastWAL=0 NextTxn=1
[DEBUG] BufferPool: total=423 dirty=423
  [ 60000行] Alloc=12.8MB Total=9474.5MB 耗时=1.5s
[DEBUG] Header: TablePage=2 NextFreePage=1003 FreePageStart=563 FirstWAL=0 LastWAL=0 NextTxn=2
[DEBUG] BufferPool: total=65 dirty=65
  [ 80000行] Alloc=3.2MB Total=12678.7MB 耗时=2.1s
[DEBUG] Header: TablePage=2 NextFreePage=1003 FreePageStart=703 FirstWAL=0 LastWAL=0 NextTxn=2
[DEBUG] BufferPool: total=205 dirty=205
  [100000行] Alloc=7.0MB Total=15853.9MB 耗时=2.6s
[DEBUG] Header: TablePage=2 NextFreePage=1003 FreePageStart=842 FirstWAL=0 LastWAL=0 NextTxn=2
[DEBUG] BufferPool: total=344 dirty=344
  [120000行] Alloc=13.5MB Total=19027.1MB 耗时=3.1s
[DEBUG] Header: TablePage=2 NextFreePage=1003 FreePageStart=980 FirstWAL=0 LastWAL=0 NextTxn=2
[DEBUG] BufferPool: total=482 dirty=482
  [140000行] Alloc=15.2MB Total=22199.3MB 耗时=3.5s
[DEBUG] Header: TablePage=2 NextFreePage=1499 FreePageStart=1119 FirstWAL=0 LastWAL=0 NextTxn=3
[DEBUG] BufferPool: total=125 dirty=125
  [160000行] Alloc=5.0MB Total=25407.0MB 耗时=4.2s
[DEBUG] Header: TablePage=2 NextFreePage=1499 FreePageStart=1259 FirstWAL=0 LastWAL=0 NextTxn=3
[DEBUG] BufferPool: total=265 dirty=265
  [180000行] Alloc=10.7MB Total=28581.2MB 耗时=4.7s
[DEBUG] Header: TablePage=2 NextFreePage=1499 FreePageStart=1397 FirstWAL=0 LastWAL=0 NextTxn=3
[DEBUG] BufferPool: total=403 dirty=403
  [200000行] Alloc=15.3MB Total=31753.8MB 耗时=5.1s

  插入完成: 耗时=5.1s, Alloc=7.4MB

========== 3. 手动 Commit ==========
  Commit 耗时: 0.1s

========== 4. 验证行数 ==========
  当前行数: 200000 (期望 200000)
  ✅ 行数正确

========== 5. 关闭 → 重开验证 ==========
  重开后行数: 200000 (期望 200000)
  ✅ 数据完整持久化

========== 6. 抽查数据 ==========
  Row#1: Name=user_0 Age=20 Score=0 Dept=dept_0
  Row#200000: Name=user_199999 Age=69 Score=999 Dept=dept_9

========== 总结 ==========
  最终 Alloc=1.9MB, TotalAlloc=32012.8MB
  插入耗时: 5.1s
  脏页阈值: 10000 页 (≈156MB)
  ✅ 内存控制良好 (< 200MB), 脏页阈值生效!