Linux Conventional Resources Troubleshoot

Check port on running services

netstat -tlpn

Check running services

ps -ef | grep service-name

Check Available Disk / Storage

df -h

Check running file based on active PID

lsof -p <PID>

Check memory used by the process

ps -eo pid,cmd,%mem,%cpu --sort=-%mem | head -20

Check CPU used by the process

ps -eo pid,cmd,%mem,%cpu --sort=-%cpu | head -20