On Mon, 08 Sep 2008 18:35:16 -0700

akpm@linux-foundation.org wrote:
> The mm-of-the-moment snapshot 2008-09-08-18-32 has been uploaded to

quoted text
>

>    http://userweb.kernel.org/~akpm/mmotm/

>

> It contains the following patches against 2.6.27-rc5:

> 

I'll dig if I have time. This is just a report.
I tries UnixBench4.1 on x86_64/2cpu/1socket machine. (memory cgroup is enabled)
Following is comparison with a mmtom based on rc4.

===

[rc4mm1]

Execl Throughput                           3004.4 lps   (29.6 secs, 3 samples)

C Compiler Throughput                      1017.9 lpm   (60.0 secs, 3 samples)

Shell Scripts (1 concurrent)               5726.3 lpm   (60.0 secs, 3 samples)

Shell Scripts (8 concurrent)               1124.3 lpm   (60.0 secs, 3 samples)

Shell Scripts (16 concurrent)               576.0 lpm   (60.0 secs, 3 samples)

Dc: sqrt(2) to 99 decimal places         125446.5 lpm   (30.0 secs, 3 samples)
[rc5mm1]

Execl Throughput                           3006.5 lps   (29.8 secs, 3 samples)

C Compiler Throughput                      1006.7 lpm   (60.0 secs, 3 samples)

Shell Scripts (1 concurrent)               4863.7 lpm   (60.0 secs, 3 samples)

Shell Scripts (8 concurrent)                943.7 lpm   (60.0 secs, 3 samples)

Shell Scripts (16 concurrent)               482.7 lpm   (60.0 secs, 3 samples)

Dc: sqrt(2) to 99 decimal places         124804.9 lpm   (30.0 secs, 3 samples)

==

15% down in shell script test. Any idea ? (scheduler ?)
Thanks,

-Kame
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