Messages in this thread | | | From | "Doug Smythies" <> | Subject | RE: [PATCH] sched: Folding nohz load accounting more accurate | Date | Sun, 17 Jun 2012 23:41:59 -0700 |
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>> On 2012.06.15 10:40 -0700, Peter Zijlstra wrote: > On 2012.06.16 07:53 -0700, Doug Smythies wrote:
>> In the meantime I thought I might as well post this.. who knows somebody >> might be bored over the weekend, it might actually work, or not :-)
> I back edited your changes into my working kernel (3.2 based), > in addition to the other back edits which had it at the > equivalent of 3.5 RC2 with respect to this stuff.
> I did only the quick test, as described previously: > Selected 2 processes, 90 Hertz per process, and 0.15 load each > For an actual load of 0.30 total and a previously Reported Load > Average of ~1.5. Command used for the load testing program:
> ./waiter 2 1800 900 345912 9444 1
> Long term Reported Load Average was ~1.8.
Another data point: 8 processes, actual load = 6.34, 150 Hz sleep frequency per process:
Kernel 3.5 RC2 reported load average ~= 3.9 Kernel with Peter code reported load average ~= 7.9
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