=============== Feb 25, 2021 (KST) ===============
16:39:37.904968 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
16:39:37.954153 db@open opening
16:39:37.955113 version@stat F·[] S·0B[] Sc·[]
16:39:37.981527 db@janitor F·2 G·0
16:39:37.981611 db@open done T·27.380187ms
16:39:48.368875 db@close closing
16:39:48.369290 db@close done T·412.941µs
