=============== Feb 25, 2021 (KST) ===============
16:39:37.210628 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
16:39:37.259091 db@open opening
16:39:37.259572 version@stat F·[] S·0B[] Sc·[]
16:39:37.285012 db@janitor F·2 G·0
16:39:37.285049 db@open done T·25.924778ms
16:39:47.253004 db@close closing
16:39:47.253457 db@close done T·450.358µs
