plackup -E production -s Starman --workers=10 -p 3000 -a bin/app.pl 
plackup -E production -s Starman --workers=10 -p 3000 -a bin/app.pl --disable-keepalive
plackup -E production -s Starman --workers=10 -p 3000 -a bin/app.pl --disable-keepalive --preload-app
starman --workers=10 -p 3000 -a bin/app.pl