=============== Oct 22, 2020 (KST) ===============
18:35:38.692764 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
18:35:38.708938 db@open opening
18:35:38.709445 version@stat F·[] S·0B[] Sc·[]
18:35:38.720151 db@janitor F·2 G·0
18:35:38.720190 db@open done T·11.226144ms
18:35:48.778337 db@close closing
18:35:48.778786 db@close done T·446.458µs
