MGA (Managed Global Area) Reference Note
(Doc ID 2638904.1)
Last updated on SEPTEMBER 10, 2020
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Information in this document applies to any platform.
The purpose of this document is to explain the MGA concept, MGA clients, MGA configuration and errors related to MGA.
This note contains the following topics:
About MGA (Managed Global Area)
- Difference between MGA/PGA/SGA
- MGA Clients and Use Cases
- MGA Usage
- MGA Parameters
- New Wait Events Related to MGA
- MGA System Configuration
Memlock Limits Configuration When Using IPCMGA
- MGA Related Errors
- Existing MGA Related Bugs
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In this Document