From: Gregory Brown <gregory.t.brown@...>
Date: 2007-08-07T07:37:45+09:00
Subject: Re: JRuby on a huge project

On 8/6/07, Charles Oliver Nutter <charles.nutter@sun.com> wrote:
> Dafi-Duck wrote:
> > Hi,
> >
> > I am working on a new project built on websphere portal.
> > I need to be able to have about 2 million concurrent users.
> > If I use JRuby, will it work?
>
> I thought I replied on google groups somewhere, but I can't find it now.
> At any rate...
>
> Yes, JRuby will "work". Whether it (or Rails in any form) will scale to
> 2 million concurrent users is a huge question mark. You're talking about
> whole server farms to handle that, and JRuby isn't likely to be your
> biggest problem. Perhaps you mean 2 million registered users and some
> much smaller percentage of concurrent users?

Out of curiosity, are there any sites in the world that handle 2
million *concurrent* users?  That seems absolutely wild to me, and it
seems like any service that would have such a high load (maybe a cable
company's software or something) would be decentralized.