=============== Oct 22, 2020 (KST) ===============
18:35:38.327819 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
18:35:38.344244 db@open opening
18:35:38.344709 version@stat F·[] S·0B[] Sc·[]
18:35:38.354924 db@janitor F·2 G·0
18:35:38.354955 db@open done T·10.683734ms
18:35:48.350548 db@close closing
18:35:48.350985 db@close done T·434.957µs
