stats:
  1246998 objects
  1246755 reclaimable objects
  96047331549/8775579253 cache hits/misses
  1024288 inodes on list
average:
  65 us scan time
  48 shrunk objects
maximum:
  160245356 inode (20633 objects, 20633 reclaimable)
  16028 us max scan time
