[FreeNX-kNX] How can I do Sizing?

[7th Sign | Iván Rico]

ok, I understand that, now I'm gonna check how much memory I can afford, may
be it is convenient to have 2 server in a cluster, but I need to check this.

Thanks a lot for your comments.


2008/8/7 Florian Schmidt <fschmidt at gmx.at>

> Hi,
>
> I would suggest buying at least more memory (memory is currently very cheap
> so  this shouldn't be a big problem).
>
> We habe currently a load of 60 - 70 full sessions on our server and a
> memory
> usage around 10GiB -> so with 16GiB memory we would only support a maximum
> of 100 sessions. The nxagent processes take at least 50MiB per User and
> Session.
>
> On our Server all big (memory) or cpu intensive jobs are dispatched to the
> compute farm. For more parallel sessions we are still working at our
> company
> on a better load balancing solution because we plan to migrate from Citrix
> Metaframe on Solaris 8 to NX on RHEL 4 or RHEL 5.
>
> I think that 200 parallel sessions will work without problems on your
> server
> with at least 16GiB of memory. For 400 users only the basic nxagents will
> take 50MiB per user so a total of 20GiB (but now you don't have opened any
> application on your server) If you start applications like cadence
> virtuoso,
> modelsim, blastfusion or any EDA software (Chip design) you will get
> troubles with more than 50 sessions :D
>
> Hope this helps!
> Cheers,
> Florian
>
> -----Original Message-----
> From: Holger Krull [mailto:holger.krull at gmx.de]
> Sent: Thursday, August 07, 2008 5:48 PM
> To: User Support for FreeNX Server and kNX Client
> Subject: Re: [FreeNX-kNX] How can I do Sizing?
>
> 7th Sign | Iván Rico schrieb:
> > Thanks, this information is really usefull, ok, I'm gonna buy this
> server:
> > 2 Xeon Quad Core 3.0 GHz
> > 8 GB Ram
> > 4 ethernet ports
>  > this server should be support 400 user, is this possible?
>
> That is about 20 Meg Ram and '61 MHz' per user. That is a really
> difficult. In my opinion that could only work if you run a single
> program and not a full desktop, RAM is too tight.
> (Usually i would say you need 100MB and 100MHz per user, but that is
> really very depending on what you want to do)
>
> I recommend testing on a smaller computer to see how much user you can
> have with the applications you need before you buy.
>
>
>
>
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