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Windows Memory Configuration: 32-bit and 64-bit (Doc ID 873752.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 9.2 to 11.2]
z*OBSOLETE: Microsoft Windows 2000
z*OBSOLETE: Microsoft Windows Server 2003
Microsoft Windows Itanium (64-bit)
z*OBSOLETE: Microsoft Windows Server 2003 R2 (64-bit AMD64 and Intel EM64T)
z*OBSOLETE: Microsoft Windows Server 2003 R2 (32-bit)
Microsoft Windows x64 (64-bit)
***Checked for relevance on 13-Jun-2012***


The goal is to understand the following concepts:

Only these versions of Windows fully support using the two switches in production systems:


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In this Document
 32-BIT Addressing
 4GT (4GB Tuning) with /3GB
 32-bit Systems with PAE (36-bit)
 Windows 2003 /NOPAE Special Case (32-bit)
 AWE for 32-bit Oracle
 Performance Implications of 32-bit Memory Management
Conserving Memory for User Connections
Boot.ini Examples (32-bit)
 Windows 2003 64-bit System Advantages
64-bit Memory Support on Itanium based computers
64-bit Memory Support on EM64T and Opteron based computers
 Monitor Oracle Memory

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