Dual Athlon

With one process running 30 cs/second
with two process running 15000 cs/second

Dave
On Tue, 2004-04-20 at 08:46, Jeff wrote:
> On Apr 19, 2004, at 8:01 PM, Tom Lane wrote:
> [test case]
> 
> Quad P3-700Mhz, ServerWorks, pg 7.4.2 - 1 process: 10-30 cs / second
>                                                                          2 process: 
> 100k cs / sec
>                                                                  3 process: 140k cs 
> / sec
>                                                                  8 process: 115k cs 
> / sec
> 
> Dual P2-450Mhz, non-serverworks (piix)  - 1 process 15-20 / sec
>                                                                   2 process 30k / sec
>                                                                 3 (up to 7) process: 
> 15k /sec
> 
> (Yes, I verified with more processes the cs's drop)
> 
> And finally,
> 
> 6 cpu sun e4500, solaris 2.6, pg 7.4.2: 1 - 10 processes: hovered 
> between 2-3k cs/second (there was other stuff running on the machine as 
> well)
> 
> 
> Verrry interesting.
> I've got a dual G4 at home, but for convenience Apple doesn't ship a 
> vmstat that tells context switches
> 
> --
> Jeff Trout <[EMAIL PROTECTED]>
> http://www.jefftrout.com/
> http://www.stuarthamm.net/
> 
> 
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-- 
Dave Cramer
519 939 0336
ICQ # 14675561


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