=============== Feb 25, 2021 (KST) ===============
16:39:37.359910 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
16:39:37.408290 db@open opening
16:39:37.409451 version@stat F·[] S·0B[] Sc·[]
16:39:37.435405 db@janitor F·2 G·0
16:39:37.435513 db@open done T·26.853932ms
16:39:47.475969 db@close closing
16:39:47.476442 db@close done T·470.865µs
