stats:
  3490133 objects
  3490133 reclaimable objects
  30248015993/1124512380 cache hits/misses
  2296344 inodes on list
average:
  49 us scan time
  106 shrunk objects
maximum:
  8585679 inode (130564 objects, 130564 reclaimable)
  20601 us max scan time
