Re: NUMA scheduler BK tree

Michael Hohnbaum (hohnbaum@us.ibm.com)
07 Nov 2002 15:46:28 -0800

On Wed, 2002-11-06 at 08:34, Erich Focht wrote:
> Michael, Martin,
>
> in order to make it easier to keep up with the main Linux tree I've
> set up a bitkeeper repository with our NUMA scheduler at
> bk://numa-ef.bkbits.net/numa-sched
> (Web view: http://numa-ef.bkbits.net/)
>
> The tree is currently in sync with bk://linux.bkbits.net/linux-2.5 and
> I'll try to keep so.
>
Tested this on a 4 node NUMAQ. Worked fine. Results:

$reportbench stock46 sched46
Kernbench:
Elapsed User System CPU
stock46 20.66s 194.062s 53.39s 1197.4%
sched46 19.988s 191.302s 50.692s 1210.4%

Schedbench 4:
Elapsed TotalUser TotalSys AvgUser
stock46 27.27 40.64 109.13 0.85
sched46 23.10 41.32 92.42 0.76

Schedbench 8:
Elapsed TotalUser TotalSys AvgUser
stock46 39.18 55.12 313.56 1.68
sched46 34.45 51.24 275.63 2.28

Schedbench 16:
Elapsed TotalUser TotalSys AvgUser
stock46 56.39 72.44 902.45 5.12
sched46 56.73 71.31 907.88 4.19

Schedbench 32:
Elapsed TotalUser TotalSys AvgUser
stock46 90.47 203.28 2895.41 10.39
sched46 60.95 143.21 1950.72 10.31

Schedbench 64:
Elapsed TotalUser TotalSys AvgUser
stock46 105.00 439.04 6720.90 25.02
sched46 59.07 262.98 3781.06 19.59

The schedbench runs were ran once each. Kernbench is the average of
5 runs.

Michael

> Regards,
> Erich

-- 


Michael Hohnbaum                      503-578-5486
hohnbaum@us.ibm.com                   T/L 775-5486


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