19729 transactions (15691 requested), each up to 4096 blocks
average: 
  0ms waiting for transaction
  0ms request delay
  5287ms running transaction
  0ms transaction was being locked
  0ms flushing data (in ordered mode)
  13ms logging transaction
  14273us average transaction commit time
  169 handles per transaction
  8 blocks per transaction
  10 logged blocks per transaction