Re: INGO Why you remove set_user_nice() from kernel/kthread.c

From: Thomas Gleixner
Date: Fri Sep 18 2009 - 05:14:00 EST


Pavel,

On Mon, 14 Sep 2009, Pavel Vasilyev wrote:
> ----------
> CYCLE TEST
> ----------
>
> -T: 0 ( 5263) P: 0 I:1000 C: 98345 Min: 8 Act:656014 Avg:287390 Max:
> 656450
> -T: 1 ( 5264) P: 0 I:1500 C: 65680 Min: 7 Act:481583 Avg:236140 Max:
> 482343
> -T: 2 ( 5265) P: 0 I:2000 C: 49358 Min: 7 Act:286071 Avg:111300 Max:
> 287453
> -T: 3 ( 5266) P: 0 I:2500 C: 39453 Min: 7 Act:370028 Avg:116111 Max:
> 372481
> +T: 0 ( 6634) P: 0 I:1000 C: 98888 Min: 7 Act:113011 Avg:28733 Max:
> 113817
> +T: 1 ( 6635) P: 0 I:1500 C: 65953 Min: 8 Act:72013 Avg:25026 Max:
> 73110
> +T: 2 ( 6636) P: 0 I:2000 C: 49468 Min: 6 Act:66076 Avg:17455 Max:
> 67486
> +T: 3 ( 6637) P: 0 I:2500 C: 39580 Min: 7 Act:52514 Avg:12882 Max:
> 53256
>
> ----------
> SIGNAL TEST
> ----------
>
> -T: 0 ( 5285) P: 0 C: 100000 Min: 13 Act: 23 Avg: 30 Max: 9229
> -T: 1 ( 5286) P: 0 C: 100000 Min: 13 Act: 99 Avg: 662 Max: 17282
> -T: 2 ( 5287) P: 0 C: 100000 Min: 13 Act: 110 Avg: 662 Max: 17294
> -T: 3 ( 5288) P: 0 C: 100000 Min: 13 Act: 119 Avg: 662 Max: 18645
> +T: 0 ( 6698) P: 0 C: 100000 Min: 13 Act: 22 Avg: 24 Max: 7898
> +T: 1 ( 6699) P: 0 C: 100000 Min: 13 Act: 104 Avg: 654 Max: 15728
> +T: 2 ( 6700) P: 0 C: 100000 Min: 13 Act: 114 Avg: 654 Max: 15740
> +T: 3 ( 6701) P: 0 C: 100000 Min: 13 Act: 124 Avg: 654 Max: 16102

These comparisons are not telling anything without the used command
line options and a description of the load on the machine while
running the tests.

Thanks,

tglx
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