From: ara.t.howard@...
Date: 2006-10-19T00:09:24+09:00
Subject: Re: Performance of ruby hashes

On Wed, 18 Oct 2006, Tomasz Wegrzanowski wrote:

> On 10/18/06, unni.tallman <unni.tallman@gmail.com> wrote:
>> Anyway to enhance the performance of ruby hashes? My program uses
>> hashes heavily. So if i could enhance hash performance, or find a
>> fasster alternative to hashes, i could improve the overall performance
>> of my program. Gimme some suggestions.
>
> Indexing them by symbols instead of strings helps a bit.
> But hashes are so fast that it's hard to even make a meaningful
> benchmark. For example in the following meaningless benchmark
> symbol-hashes are faster than string-hashes:

bad idea for big hashes - symbols are never gc'd and swapping is never fast!

;-)

-a
-- 
my religion is very simple.  my religion is kindness. -- the dalai lama