One RAC Instance Not Getting Many PX Slaves and Instance Load Is Unbalanced
(Doc ID 2693657.1)
Last updated on APRIL 17, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 12.2.0.1 to 20.0.0.0.0 Beta [Release 12.2 to 20.0]Information in this document applies to any platform.
Symptoms
One instance in a RAC cluster seems to have the fewest parallel slaves, and is the least loaded. A bounce of the instances fixes it for a while, but then the issue returns.
The following PX tracing was used to see the problem:
Changes
The RDBMS version is >= 12.2 and <= 20.0.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |