[erlang-questions] About Erlang system performance

Schneider <>
Fri Nov 9 12:57:42 CET 2012


Erlang is a language, which produced byte-code which get' interpreted 
by the Erlang engine. C++ instead generates mashing-code which has on 
the one hand a much better performance, on the other hand,
some disadvantages like incompatibility between different OSs.

greatz Johannes

On Fr 09 Nov 2012 09:42:21 CET, hume npx wrote:
> Hi, all:
>   I'am new to erlang, after investigate some benchmark such as at
> http://shootout.alioth.debian.org/u64q/which-programs-are-fastest.php,
> I found that erlang compiler is not so good at speed? the benchmark
> shows that erlang Hipe is 13x slowdown compared to C++, as compared to
> Haskell GHC (3.3x slowdown), go 2.98x slowdown or even javascript v8
> is about 1x faster than erlang, I investigated the erLLVM project
> which reported similar results to Hipe, you know performance is so
> important nowadays, what caused the hard to improve performace of
> erlang or just there are not people working on it? Erlang is
> attractive to me after several days studying, but with great
> performance will be more attractive and competitive to some languages
> such as go etc.
>
>
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