[THIN] Re: Quick PAE question

  • From: "Jay P. Moock" <jmoock@xxxxxxxxxxxxxxxxx>
  • To: <thin@xxxxxxxxxxxxx>
  • Date: Fri, 12 Jan 2007 13:54:16 -0500

Do the servers have the same memory configs?  Ex, are they all 4 x 1GB
chips, 8 x 512MB, or a mixture?

________________________________

From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On
Behalf Of Michael Pardee
Sent: Friday, January 12, 2007 1:51 PM
To: thin@xxxxxxxxxxxxx
Subject: [THIN] Re: Quick PAE question


We went through the BIOS settings and there seems to be no difference.
These are Windwos2003 Citrix MetaframeXP and PS4 servers.  Sounds like a
bad idea then.


On 1/12/07, Jay P. Moock <jmoock@xxxxxxxxxxxxxxxxx> wrote: 

        Definitely a bad thing unless the app supports it (such as SQL
with AWE enabled).
         
        As far as the 4 vs 3.2/3.5 issue, I've seen it caused by
differences between OS's (Win2k would see less than Win2k3), as well by
differences in Video cards (obviously this shouldn't be the case with
Blades).  I would check the BIOS settings on servers that do differ,
because I seem to recall that there are certain settings that will allow
a video card to steal memory from the system, but I could be mistaken.

________________________________

        From: thin-bounce@xxxxxxxxxxxxx
[mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf Of Michael Pardee
        Sent: Friday, January 12, 2007 1:24 PM
        To: thin@xxxxxxxxxxxxx
        Subject: [THIN] Quick PAE question
        
        
        
        I don't remember the final answer, but was /PAE a good thing or
a bad thing?
        
        We have a couple hundred IBM HS20 Blades, and on some Blades
that OS sees all 4GB of memory and on other it may see 3.2GB or 3.5GB of
memory.  Same BIOS version on most.  Adding /PAE we see it all but for
some reason I remember this being a bad thing instead of a good thing to
do.
        
        Windows2003 Standard Edition with SP1.
        
        Thanks in advance. 
        
        -- 
        
        Michael Pardee
        www.blindsquirrel.org 




-- 

Michael Pardee
www.blindsquirrel.org 

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