From: Christian Szegedy <szegedy@...>
Date: 2002-09-24T17:40:20+09:00
Subject: Re: Using Ruby with other languages


> on simplest code i see 1000 times difference between C and Ruby. i.e.
> to execute one simple Ruby instruction, interpreter had to execute
> 1000 lines of C code. this leads to 1 million of simple Ruby
> instructions per second - enough performance for 90% of code for
> commercial program and more than enough for almost any in-house
> scripting

You are correct: simple programs are the slowest (realtively),
but if you use higher level functions (built in functionality),
then the slowdown is much less (about 10-50x) than e.g.
in a number crunching algorithm implemented purely in Ruby.

Regards, Christian