iotop -bktoqqq -d .5
out:
12:05:29 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.80 % [kworker/2:1]
12:05:30 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.87 % [kworker/2:1]
12:05:31 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.69 % [kworker/2:1]
12:05:31 11161 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.23 % [kworker/3:1]
12:05:31 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.80 % [kworker/2:1]
12:05:32 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.80 % [kworker/2:1]
12:05:32 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 1.07 % [kworker/2:1]
12:05:33 237 be/3 root 0.00 K/s 21.31 K/s 0.00 % 10.33 % [jbd2/sda5-8]
12:05:33 579 be/3 root 0.00 K/s 7.10 K/s 0.00 % 9.65 % [jbd2/sda6-8]
12:05:33 26051 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.45 % [kworker/1:1]
12:05:33 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.41 % [kworker/2:1]
12:05:33 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.83 % [kworker/2:1]
12:05:34 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.79 % [kworker/2:1]
12:05:35 19471 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.74 % [kworker/2:1]
12:05:35 11161 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.23 % [kworker/3:1]
12:05:35 11161 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.83 % [kworker/3:1]
12:05:36 11161 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.75 % [kworker/3:1]
12:05:36 11161 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.80 % [kworker/3:1]
12:05:37 11161 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.38 % [kworker/3:1]
12:05:37 7300 be/4 root 0.00 K/s 0.00 K/s 0.00 % 0.17 % [kworker/0:1]