stats:
  3477074 objects
  3477073 reclaimable objects
  30218570753/1123662897 cache hits/misses
  2291941 inodes on list
average:
  49 us scan time
  106 shrunk objects
maximum:
  8585679 inode (130564 objects, 130564 reclaimable)
  20601 us max scan time
