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How To Use Automatic Shared Memory Management (ASMM) In Oracle 10g & Later Releases (Doc ID 295626.1)

Last updated on FEBRUARY 11, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.

Purpose

The main goal of this document is to show you how to put in place the ASMM facility introduced with Oracle10g, how to configure it, and also some examples on how to monitor its activity.

NOTE:ASMM can still be used on 11g and 12c instead of the new  Automatic Memory Management (AMM) setting MEMORY_TARGET=0 and SGA_TARGET > 0

Note:
If you would like to explore this topic further, please join the Community discussion 'Using ASSM on Oracle 10g and 11g and AMM on Oracle 11g' where you can ask questions, get help from others, and share your experiences with this specific article.

Scope

All the DBAs and users concerned with Database Administration activities.

Details

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