2172 transactions (315 requested), each up to 4096 blocks
average: 
  0ms waiting for transaction
  1ms request delay
  5682ms running transaction
  0ms transaction was being locked
  0ms flushing data (in ordered mode)
  20ms logging transaction
  15409us average transaction commit time
  775 handles per transaction
  6 blocks per transaction
  9 logged blocks per transaction