Re: Which scales better? J2EE, PHP, or CGIDEV2?

[Henrik RÃtzou <hr@xxxxxxxxxxxx>]

Aaron,

I only said that ERP is the normal app. the iSeries is used for, not that it
couldn't run other app's..

my own framework reflect's this, it has never been meant for other than the
"ERP" kind of applications.

/henrik

On Thu, Oct 7, 2010 at 5:44 PM, Aaron Bartell <aaronbartell@xxxxxxxxx>wrote:

> Why shouldn't IBM i be able to handle 100,000 concurrent non-stateful
> users?  In my mind it would only be the hardware that would limit the
> capability - and potentially the TCP/IP routing if 100,000 connections
> were in fact all coming in at exactly the same time.  The latter part
> I learned the hard way when doing some RPG web testing for a customer
> of mine.  We used JMeter to test a simple "hello world" app and were
> able to send so many requests that the TCP/IP layer got overflowed
> because Apache wasn't returning/releasing the socket handle quick
> enough so the next request of the TCP/IP stack queue could be
> processed.  If you load enough into the TCP/IP queue it (the IBM i
> server) will eventually just start rejecting requests.  Turned out to
> be a good way to know the limitations of the box (a small 520 running
> V5R3).
>
> Henrik, I get the feeling you think that IBMi is still mostly suited
> for back office applications.  I think it can work equally as well for
> open-to-the-public type web sites.  In fact, I am working on such a
> project right now that deals with introducing a new social interaction
> site that I will release as an article hopefully in November (my
> effort at marketing the platform to non-IBMi companies/people).
>
> Do I expect a 520 to handle 100,000 concurrent users? No.  But I
> should be able to scale up to that point with IBMi as long as the
> other layers are also up to par (i.e. server's internet connection).
>
> Aaron Bartell
> http://mowyourlawn.com
> http://mowyourlawn.com/blog/
>
>
>
> On Thu, Oct 7, 2010 at 10:16 AM, Henrik RÃtzou <hr@xxxxxxxxxxxx> wrote:
> > Who cares about 100.000 concurrent users, the iSeries is best known for
> > handling
> > not Facebook og Dating sites, but ERP solutions.
> >
> > How many companies has 100.000 concurrent ERP users ?
> > 2 ?
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