T-Code OS07 ( Operating System Monitor)

Hello Gurus

Can Anybody Explain Me What is the use of Disk Tab in this T-Code

While Clicking on this Tab it will give us this chart

Hour Utiliz. Queue Wait Time Srv. Time Oper. Oper.

[%] length [ms] [ms] [Mbyte/h] [/h] [Kbyte/s] [/s

5 0 N/A N/A N/A 29 6.916 8 2

4 1 N/A N/A N/A 52 12.725 15 4

3 1 N/A N/A N/A 49 11.535 14 3

2 4 N/A N/A N/A 184 44.238 52 12

1 0 N/A N/A N/A 46 7.009 13 2

0 0 N/A N/A N/A 28 6.871 8 2

23 0 N/A N/A N/A 36 7.992 10 2

22 0 N/A N/A N/A 23 5.417 7 2

21 0 N/A N/A N/A 27 6.481 8 2

20 0 N/A N/A N/A 26 6.421 7 2

19 0 N/A N/A N/A 28 6.782 8 2

18 0 N/A N/A N/A 29 6.930 8 2

17 0 N/A N/A N/A 27 6.582 8 2

16 1 N/A N/A N/A 438 20.272 125 6

15 0 N/A N/A N/A 25 6.049 7 2

14 0 N/A N/A N/A 43 10.224 12 3

13 0 N/A N/A N/A 29 7.133 8 2

12 1 N/A N/A N/A 49 12.175 14 3

11 1 N/A N/A N/A 55 13.762 16 4

10 0 N/A N/A N/A 30 7.262 9 2

9 0 N/A N/A N/A 27 6.497 8 2

8 0 N/A N/A N/A 26 6.359 7 2

7 0 N/A N/A N/A 27 6.120 8 2

6 0 N/A N/A N/A 25 6.074 7 2

Please explain the use of this tab

Thank You