%nice

              %nice
                    Percentage of CPU utilization that occurred while executing at the  user  level
                    with nice priority.

%idle

• nice, stress, stress-ng, tload, ionice, %nice, %idle
• Performance: sysstat, sar, sadc, debian-sa1, sa1, sa2, iostat, nfsiostat mpstat, changelog, /usr/lib/sysstat/sadc, /etc/sysstat/sysstat, pidstat, irqstat