Process Niceness
From Free Knowledge Base- The DUCK Project: information for everyone
NICE and RENICE
nice - set process scheduling priority
renice - change process priority real time.
check nice level setting
This will list the process ID, the nice level, and the actual command.
ps ax -o pid,ni,cmd
Using the htop command will show nice level. This requires installation. For Ubuntu/Mint:
sudo apt install htop