=============== Feb 25, 2021 (KST) ===============
16:39:37.285828 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
16:39:37.333086 db@open opening
16:39:37.333553 version@stat F·[] S·0B[] Sc·[]
16:39:37.359087 db@janitor F·2 G·0
16:39:37.359177 db@open done T·26.060487ms
16:39:47.354009 db@close closing
16:39:47.354422 db@close done T·408.977µs
