=============== Feb 25, 2021 (KST) ===============
16:39:38.317483 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
16:39:38.366081 db@open opening
16:39:38.367083 version@stat F·[] S·0B[] Sc·[]
16:39:38.415604 db@janitor F·2 G·0
16:39:38.415692 db@open done T·49.533869ms
16:39:49.164963 db@close closing
16:39:49.165383 db@close done T·416.299µs
