Sar -q

      -q     Report queue length and load averages. The following values are displayed:
             runq-sz
                    Run queue length (number of tasks waiting for run time).
             plist-sz
                    Number of tasks in the task list.
             ldavg-1
                    System load average for the last minute.  The load average is calculated as the average number of runnable or running tasks (R state), and the number of tasks in uninterruptible sleep (D state) over  the  speci‐
                    fied interval.
             ldavg-5
                    System load average for the past 5 minutes.
             ldavg-15
                    System load average for the past 15 minutes.
             blocked
                    Number of tasks currently blocked, waiting for I/O to complete.

12:00:01 AM   runq-sz  plist-sz   ldavg-1   ldavg-5  ldavg-15   blocked
12:05:01 AM         0       362      0.00      0.00      0.00         0
12:15:01 AM         0       355      0.00      0.00      0.00         0
12:25:01 AM         0       356      0.00      0.00      0.00         0

See also

• Performance: sysstat, sar, sadc, debian-sa1, sa1, sa2, iostat, nfsiostat mpstat, changelog, /usr/lib/sysstat/sadc, /etc/sysstat/sysstat, pidstat, irqstat