[hobbit] numbers for CPU load less meaningful than runque numbers?

[Jeff Newman]

How does it compare to say, sar -P ALL 1 in terms of %idle?

-Jeff



On 1/24/06, Myers, Timothy L. <tmyers at autom.net> wrote:
>
>
> Anyone else running AIX 5.3ml3 seeing load numbers coming form uptime, to
> be less useful than the mpstat runque numbers?
>
> *mpstat reports -***
>
>
> cpu    min    maj    mpc    int     cs    ics     rq    mig   lpa
> sysc    us    sy    wa    id    pc
>   0    275      1      0    160   7069   2986      0  13277 100.0  12950
> 17.9   9.6   3.9  68.6  0.51
>   1     16      0      0    165   7986   3601      1  11905 100.0   9791
> 17.6   8.7   2.5  71.3  0.49
>   2    179      1      0    163   8064   4211      0  11460 100.0  11374
> 16.3   9.0   2.7  72.0  0.49
>   3    132      2      0    319   9523   4963      0  14572 100.0   9470
> 18.1   9.5   3.0  69.4  0.51
> ALL    602      4      0    807  32642  15761      1  51214 100.0  43585
> 17.5   9.2   3.0  70.3  2.00
>
> --------------------------------------------------------------------------------------------------------
>
>
>   0    251      4      0    160   6926   2864      0  12986 100.0  11030
> 17.6   9.0   3.0  70.4  0.49
>   1     45      1      0    159   8211   3864      0  11921 100.0  13722
> 19.0   9.0   4.1  67.9  0.50
>   2    166      3      0    155   8425   4490      0  11967 100.0  10509
> 16.3   8.3   2.6  72.9  0.49
>   3    100      0      0    310   9537   4970      0  14084 100.0  10018
> 18.5   8.8   3.6  69.2  0.51
> ALL    562      8      0    784  33099  16188      0  50958 100.0  45279
> 17.9   8.7   3.3  70.1  1.99
>
> *uptime reports -*
>
>  09:06AM   up 2 days,  14:51,  56 users,  load average: 41.50, 34.30,
> 29.37
>
> I am not seeing any of the slowness I would expect from this kind of load
> so I have spent the last couple of days with snapshots trying to figure it
> out just what is going wrong.
>
> I don't know but I suspect that the problems with the utmp and wtmp files
> are causing finger issues
>
> The performance and processes are much more in line with mpstat run queue
> numbers than with uptime run able process numbers.
>
> *Timothy L Myers*
> *Senior Developer*
>
> *Autom *
> 5226 South 31st Place
> Phoenix AZ 85040
>
>
>
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