On Wed, 14 May 2014 07:28:51 -0700, Ed Jaffe wrote:

>On 5/14/2014 7:23 AM, Klein, Kenneth E wrote:
>> What is the general opinion out there on what portion of CPU cycles should 
>> be spent in supervisor state?
>> Is more than 50% a "bad thing"?
>
>I can't imagine >50% is either good or bad. It is what it is; entirely
>dependent on the nature of the programs you are running at any given time.
> 
It may also depend on the OS.  I suspect Linux spends a smaller portion
in supervisor state than z/OS.

-- gil

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