[THIN] Re: Windows Server 2003 Standard - 4gb Limit

  • From: "Joe Shonk" <joe.shonk@xxxxxxxxx>
  • To: <thin@xxxxxxxxxxxxx>
  • Date: Thu, 10 Nov 2005 09:02:29 -0700

Why don't you looking at memory management software from Aurema, RTO, or
Appsense?  Using the PAE switch will also induce additional overhead now
that the OS has process manage the PTEs.

 

  _____  

From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
Of Toby
Sent: Thursday, November 10, 2005 6:50 AM
To: thin@xxxxxxxxxxxxx
Subject: [THIN] Re: Windows Server 2003 Standard - 4gb Limit

 

I only have 4gb of physical ram, but after reading the the post below on the
Brian Madden website, I wondered if it was possible for more to used with
Windows Server 2003 Standard;

 

'I've just had an answer from Microsoft on this - and it's YES, you can use
more than 4Gb RAM on a Terminal Server for applications that don't support
(or need) the AWE calls. 

All you need to do is use /PAE mode 

I was previously limited to 25 users on a server. The CPU was <10% and the
Kernel memory was hardly used but the User memory was full because the
application assigns 200+Mb to each session. 

I can now add a further 4Gb RAM (total 8Gb) and get more users on (expect to
get about 35-40) concurrent. 

The limit now will be the 2Gb kernel memory because, although I only have 40
users on, they all allocate a lot more PTE's in the kernel area - but 40
users shouldn't be a problem - probably get more on but I haven't tested
yet.' 

 

On 11/10/05, Carl Stalhood <cstalhood@xxxxxxxxxxxxx> wrote: 

I believe apps only have to be written for AWE if a single process needs to
use more than 2 GB of RAM (like SQL Server). Since that is rarely the case
on Terminal Servers, AWE will allow all of the processes combined to access
more than 4 GB with no single process accessing more than 2 GB. 

 

  _____  

From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
Of Tim Mangan
Sent: Thursday, November 10, 2005 7:31 AM
To: thin@xxxxxxxxxxxxx
Subject: [THIN] Re: Windows Server 2003 Standard - 4gb Limit

 

It is possible - however not recommended for most.

 

If you put in more than 4GB RAM, use of the PAE switch will enable an
application with AWE support (Address Windows Extensions) to access the
additional RAM.  But only if you have apps that support AWE.  This would be
things like database software.  It isn't for terminal servers. 

 

A better solution, although bleeding edge, would be running the 64 bit
version of the OS and Citrix.   You should be able to find details on PAE
and 64bit over on Brian Madden's site. 

 

tim

 

  _____  

From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
Of Toby
Sent: Thursday, November 10, 2005 6:59 AM
To: thin@xxxxxxxxxxxxx
Subject: [THIN] Windows Server 2003 Standard - 4gb Limit

 

Hi List

 

Environment - Windows Server 2003 Standard with PS4.0

 

I have read in a thread that it is possible to use more than 4gb of RAM on
the above OS by using the /PAE mode.

 

Has anyone done this, and if so, recommend it?

 

Many thanks

 

 

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