[Mono-list] Performance benchmark

[Rodrigo Kumpera]

On Fri, Feb 26, 2010 at 7:47 PM, James Mansion <james at mansionfamily.plus.com
> wrote:

> Rodrigo Kumpera wrote:
>
>> There are a few things to notice. A virtualized machine will perform
>> significantly slower, specially
>> for CPU intensive workloads.
>>
> Hmm - why?


Things like page faults and hardware traps (raising a NRE) are significantly
slower when running under a VMM.



>
>  Mono runs faster on linux than windows, but the virtualization has it's
>> costs.
>>
> For compute tasks that aren't dependent on glibc vs MS libc issues or
> kernel calls? Why?
>

Because mono is better optimized for linux, simple as that. Some codepaths
are slightly faster under linux.
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