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Column C of ps

 
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Column C of ps

Can anybody explain more clearly then it is done in man pages for ps the meaning of the column C.

man says that it is a processor utilization for scheduling. ?
5 REPLIES 5
Mariusz Grabowski_2
Frequent Advisor

Re: Column C of ps

Alexander,
do your mean 3rd column of ps -ef?

if so, it means the 'father' of the process


rgds,

mariusz
Robin Wakefield
Honored Contributor
Solution

Re: Column C of ps

Hi Alexander,

The C column indicates the recent CPU usage value of a process. It is incremented by 1 each time that process is in control of the CPU when the timer interrupt occurs (every 10 milliseconds). The maximum value of recent CPU usage is 120.

Rgds, Robin
Praveen Bezawada
Respected Contributor

Re: Column C of ps

Hi

It is the cpu Processor utilization for scheduling. The default heading for this column is C.

...BPK...

Re: Column C of ps

Hi Robin,

Do I understand correct that 1 is added at the end of 10 milliseconds interval?

And on our system (HP-UX 11.0) the maximum value is 255.

Nevertheless, thank you very much.
Alexander
Robin Wakefield
Honored Contributor

Re: Column C of ps

Alexander,

Yes, IF the process is in control of the CPU.

Rgds, Robin