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 188.8.131.52 to 184.108.40.206.0 Beta [Release 12.2 to 20.0]
Information in this document applies to any platform.
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:
The RDBMS version is >= 12.2 and <= 20.0.
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