=============== Oct 22, 2020 (KST) ===============
18:35:38.567982 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
18:35:38.585060 db@open opening
18:35:38.585549 version@stat F·[] S·0B[] Sc·[]
18:35:38.596034 db@janitor F·2 G·0
18:35:38.596069 db@open done T·10.980205ms
18:35:48.658581 db@close closing
18:35:48.658993 db@close done T·411.651µs
