=============== Feb 25, 2021 (KST) ===============
16:39:37.711457 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
16:39:37.776317 db@open opening
16:39:37.777378 version@stat F·[] S·0B[] Sc·[]
16:39:37.803606 db@janitor F·2 G·0
16:39:37.803695 db@open done T·27.268551ms
16:39:48.086400 db@close closing
16:39:48.086876 db@close done T·473.138µs
