Sunday, March 25, 2012

32 GB of Memory

Accroding to the following Article:
http://support.microsoft.com/?id=274750
Note The maximum amount of memory that can be supported on Windows Server
2003 is 4 GB. However, Windows Server 2003 Enterprise Edition supports 32 GB
of physical RAM. Windows Server 2003 Datacenter Edition supports 64 GB of
physical RAM by using the Physical Address Extensions (PAE) feature. You can
use the 3 GB switch that is in the Boot.ini file with Microsoft Windows
Server 2003, Microsoft Windows Server 2003 Enterprise Edition, or with
Microsoft Windows Server 2003 Datacenter Edition.
This statement is a bit confusing. I am going to be upgrading our servers
from SP3a to SP4. I am planning to implement this on windows server 2003
Enterprise Edition. Will I be able to allocate 32 GB of memory to this
server. If so what steps do I take. Also will there be any limitations.
Also if there is any other documentation regarding this. Let me know.In BOOT.INI add the /PAE switch and do not use the /3GB switch. Reboot.
In SQL Server, run:
sp_configure 'awe enabled', 1
go
reconfigure with override
go
sp_configure 'min server memory (MB)', 30720
go
reconfigure with override
go
Stop and start SQL Server.
Tom
----
Thomas A. Moreau, BSc, PhD, MCSE, MCDBA, MCITP, MCTS
SQL Server MVP
Toronto, ON Canada
https://mvp.support.microsoft.com/profile/Tom.Moreau
"JDS" <JDS@.discussions.microsoft.com> wrote in message
news:9449E5A9-D31E-4C5B-86C8-86B5E3686AFC@.microsoft.com...
Accroding to the following Article:
http://support.microsoft.com/?id=274750
Note The maximum amount of memory that can be supported on Windows Server
2003 is 4 GB. However, Windows Server 2003 Enterprise Edition supports 32 GB
of physical RAM. Windows Server 2003 Datacenter Edition supports 64 GB of
physical RAM by using the Physical Address Extensions (PAE) feature. You can
use the 3 GB switch that is in the Boot.ini file with Microsoft Windows
Server 2003, Microsoft Windows Server 2003 Enterprise Edition, or with
Microsoft Windows Server 2003 Datacenter Edition.
This statement is a bit confusing. I am going to be upgrading our servers
from SP3a to SP4. I am planning to implement this on windows server 2003
Enterprise Edition. Will I be able to allocate 32 GB of memory to this
server. If so what steps do I take. Also will there be any limitations.
Also if there is any other documentation regarding this. Let me know.|||Tom
> sp_configure 'min server memory (MB)', 30720
Should it be max memory?
JDS
In addition to Tom's suggestion do not forget to download hotfix for SP4
http://support.microsoft.com/kb/899761
"Tom Moreau" <tom@.dont.spam.me.cips.ca> wrote in message
news:ujghB0KyHHA.5592@.TK2MSFTNGP04.phx.gbl...
> In BOOT.INI add the /PAE switch and do not use the /3GB switch. Reboot.
> In SQL Server, run:
> sp_configure 'awe enabled', 1
> go
> reconfigure with override
> go
> sp_configure 'min server memory (MB)', 30720
> go
> reconfigure with override
> go
> Stop and start SQL Server.
> --
> Tom
> ----
> Thomas A. Moreau, BSc, PhD, MCSE, MCDBA, MCITP, MCTS
> SQL Server MVP
> Toronto, ON Canada
> https://mvp.support.microsoft.com/profile/Tom.Moreau
>
> "JDS" <JDS@.discussions.microsoft.com> wrote in message
> news:9449E5A9-D31E-4C5B-86C8-86B5E3686AFC@.microsoft.com...
> Accroding to the following Article:
> http://support.microsoft.com/?id=274750
> Note The maximum amount of memory that can be supported on Windows Server
> 2003 is 4 GB. However, Windows Server 2003 Enterprise Edition supports 32
> GB
> of physical RAM. Windows Server 2003 Datacenter Edition supports 64 GB of
> physical RAM by using the Physical Address Extensions (PAE) feature. You
> can
> use the 3 GB switch that is in the Boot.ini file with Microsoft Windows
> Server 2003, Microsoft Windows Server 2003 Enterprise Edition, or with
> Microsoft Windows Server 2003 Datacenter Edition.
>
> This statement is a bit confusing. I am going to be upgrading our servers
> from SP3a to SP4. I am planning to implement this on windows server 2003
> Enterprise Edition. Will I be able to allocate 32 GB of memory to this
> server. If so what steps do I take. Also will there be any limitations.
> Also if there is any other documentation regarding this. Let me know.
>|||Correct. Looks like my cut and paste missed the mark. :-(
Tom
----
Thomas A. Moreau, BSc, PhD, MCSE, MCDBA, MCITP, MCTS
SQL Server MVP
Toronto, ON Canada
https://mvp.support.microsoft.com/profile/Tom.Moreau
"Uri Dimant" <urid@.iscar.co.il> wrote in message
news:ORxSH0QyHHA.988@.TK2MSFTNGP02.phx.gbl...
Tom
> sp_configure 'min server memory (MB)', 30720
Should it be max memory?
JDS
In addition to Tom's suggestion do not forget to download hotfix for SP4
http://support.microsoft.com/kb/899761
"Tom Moreau" <tom@.dont.spam.me.cips.ca> wrote in message
news:ujghB0KyHHA.5592@.TK2MSFTNGP04.phx.gbl...
> In BOOT.INI add the /PAE switch and do not use the /3GB switch. Reboot.
> In SQL Server, run:
> sp_configure 'awe enabled', 1
> go
> reconfigure with override
> go
> sp_configure 'min server memory (MB)', 30720
> go
> reconfigure with override
> go
> Stop and start SQL Server.
> --
> Tom
> ----
> Thomas A. Moreau, BSc, PhD, MCSE, MCDBA, MCITP, MCTS
> SQL Server MVP
> Toronto, ON Canada
> https://mvp.support.microsoft.com/profile/Tom.Moreau
>
> "JDS" <JDS@.discussions.microsoft.com> wrote in message
> news:9449E5A9-D31E-4C5B-86C8-86B5E3686AFC@.microsoft.com...
> Accroding to the following Article:
> http://support.microsoft.com/?id=274750
> Note The maximum amount of memory that can be supported on Windows Server
> 2003 is 4 GB. However, Windows Server 2003 Enterprise Edition supports 32
> GB
> of physical RAM. Windows Server 2003 Datacenter Edition supports 64 GB of
> physical RAM by using the Physical Address Extensions (PAE) feature. You
> can
> use the 3 GB switch that is in the Boot.ini file with Microsoft Windows
> Server 2003, Microsoft Windows Server 2003 Enterprise Edition, or with
> Microsoft Windows Server 2003 Datacenter Edition.
>
> This statement is a bit confusing. I am going to be upgrading our servers
> from SP3a to SP4. I am planning to implement this on windows server 2003
> Enterprise Edition. Will I be able to allocate 32 GB of memory to this
> server. If so what steps do I take. Also will there be any limitations.
> Also if there is any other documentation regarding this. Let me know.
>|||What makes me more confused is your mention of "I am going to be
upgrading our servers from SP3a to SP4. ", any specific reason you
mentioned it, because you can allocate 32 GB of memory even if you are
on SP3a. Also you should be aware of Hot Add memory
Also just to add to Tom's reply, make sure you apply hotfix on SP4 for
AWE:
899761 FIX: Not all memory is available when AWE is enabled on a
computer that is running a 32-bit version of SQL Server 2000 SP4
http://support.microsoft.com/defaul...kb;EN-US;899761|||Is it possible to take advantage of the additional memory on Windows Server
2000 Enterprise edition or 2003 only?
"dinu_babu@.hotmail.com" wrote:

> What makes me more confused is your mention of "I am going to be
> upgrading our servers from SP3a to SP4. ", any specific reason you
> mentioned it, because you can allocate 32 GB of memory even if you are
> on SP3a. Also you should be aware of Hot Add memory
> Also just to add to Tom's reply, make sure you apply hotfix on SP4 for
> AWE:
> 899761 FIX: Not all memory is available when AWE is enabled on a
> computer that is running a 32-bit version of SQL Server 2000 SP4
> http://support.microsoft.com/defaul...kb;EN-US;899761
>
>

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