Pnnn And PZnn Parallel Processes In A RAC Database.
(Doc ID 1548110.1)
Last updated on OCTOBER 13, 2024
Applies to:
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and laterOracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 11.1.0.6 to 11.2.0.3 [Release 11.1 to 11.2]
Information in this document applies to any platform.
Purpose
To explain the differences between the two types of parallel processes seen in a RAC configuration.
Questions and Answers
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In this Document
| Purpose |
| Questions and Answers |
| What is a Pnnn process used for? |
| What is a PZnn process used for? |
| Do changes to parallel related init.ora parameter impact both type of parallel processes the same way? |
| Identifying which type of parallel process is having issues and suggested debugging methods: |
| References |