Installation

I ran the Java command:

java -jar metabase.jar

The console just keep showing:
04-16 12:06:10 <-[1mDEBUG middleware.log<-[0m :: GET /api/session/properties 200 6 ms (1 DB calls) Jetty threads: 8/50 (3 busy, 4 idle, 0 queued) (44 total active threads)
04-16 12:06:10 <-[1mDEBUG middleware.log<-[0m :: GET /api/session/properties 401 280 Ás (0 DB calls) Jetty threads: 8/50 (3 busy, 4 idle, 0 queued) (45 total active threads)
“Unauthenticated”

Please Help

I guess you solved your problem in this thread: Instalation

You will see those debug messages, when accessing the frontend (the website) and when you’re not logged in.

You can find a lot more information in the documentation:
https://metabase.com/docs/latest/