Linux stuff

linux_tips.sh

# Command to get program on port, use `ports 3000`, put in `~/.bashrc` or `~/.zshrc`
alias ports='ports(){ lsof -ti:$1;}; ports'

# kill program on port
ports | xargs kill -9


# run program from another linux distribution, e.g. Playwright on Fedora
# create container
distrobox create --pull -i mcr.microsoft.com/playwright:v1.48.1-noble --name ubuntu
# enter container
distrobox enter ubuntu-22-04
# exit
exit
# stop container
distrobox stop ubuntu -Y

# process by memory usage 
ps aux | awk '{print $2, $4, $11}' | sort -k2rn | head -n 30
# or better
ps aux | awk '{print int($6/1024) "\t" $11}' | sort -k2rn | datamash -s -W groupby 2 sum 1 | sort -k2rn  | xargs -n2  printf "%-60s%s\n" | head -n 25