=============== Oct 22, 2020 (KST) ===============
18:35:38.355699 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
18:35:38.372182 db@open opening
18:35:38.372635 version@stat F·[] S·0B[] Sc·[]
18:35:38.382906 db@janitor F·2 G·0
18:35:38.382938 db@open done T·10.729085ms
18:35:48.381536 db@close closing
18:35:48.382046 db@close done T·508.541µs
