=============== Oct 22, 2020 (KST) ===============
18:35:38.539079 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
18:35:38.556017 db@open opening
18:35:38.556493 version@stat F·[] S·0B[] Sc·[]
18:35:38.567134 db@janitor F·2 G·0
18:35:38.567169 db@open done T·11.123932ms
18:35:48.615679 db@close closing
18:35:48.616037 db@close done T·356.98µs
