Eoksni
commented
6 years ago There is utility tee which allows commands to write both to output and to a file.
This can make using of npm start more convenient - you have logs both at the container level and where you executed the command
Prepend string determining log origin to each log line. This might of the help https://serverfault.com/questions/72744/command-to-prepend-string-to-each-line