=============== Feb 25, 2021 (KST) ===============
16:39:37.983324 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
16:39:38.032308 db@open opening
16:39:38.033419 version@stat F·[] S·0B[] Sc·[]
16:39:38.081631 db@janitor F·2 G·0
16:39:38.081718 db@open done T·49.332331ms
16:39:48.468885 db@close closing
16:39:48.469238 db@close done T·350.373µs
