[erlang-questions] Improve performance of IO bounded server written in Erlang via having pollset for each scheduler and bind port to scheduler together with process

Wei Cao <>
Thu Jul 12 03:48:09 CEST 2012


we can reach 135 rps on a 16 core machine, it's quite reasonable to
have 70k rps on a 8 core machine.

lscpu

Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                16
On-line CPU(s) list:   0-15
Thread(s) per core:    2
Core(s) per socket:    4
CPU socket(s):         2
NUMA node(s):          2
Vendor ID:             GenuineIntel
CPU family:            6
Model:                 44
Stepping:              2
CPU MHz:               2134.000
BogoMIPS:              4266.58
Virtualization:        VT-x
L1d cache:             32K
L1i cache:             32K
L2 cache:              256K
L3 cache:              12288K
NUMA node0 CPU(s):     0-3,8-11
NUMA node1 CPU(s):     4-7,12-15



2012/7/12 Zabrane Mickael <>:
> Hi Wei,
>
> On Jul 11, 2012, at 2:35 PM, Wei Cao wrote:
>
> sure, the steps is correct
>
>
> I re-installed everything from scratch with your second patch and tested
> your ehttpd web server example.
>
> before: ~55K rps
> after: ~70K rps
>
> but was unable to reach the 100K rps.
>
> Anyone courageous enough to help us reach the 100K rps?
>
> Regards,
> Zabrane
>



-- 

Best,

Wei Cao



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