RAC Connection Load Balancing Skewed / Incorrect
(Doc ID 557061.1)
Last updated on SEPTEMBER 17, 2020
Applies to:Oracle Net Services - Version 10.2.0.1 to 10.2.0.5 [Release 10.2]
Oracle Database - Enterprise Edition - Version 10.2.0.1 to 10.2.0.5 [Release 10.2]
Information in this document applies to any platform.
All connections to RAC cluster are not evenly distributed
Affects only 10.2.x
Connections to RAC cluster are not balanced between nodes.
Often a restart of the RDBMS or TNS Listener allows connections to be balanced for short while.
PMON trace show large time gaps between updates:
Level 16 Oracle Net Listener trace also shows lbscore increasing on some node, but not all.
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