Database upgrade to 12.2.0.1 spawning multiple SQL processes and fails with ORA-00020

(Doc ID 2374777.1)

Last updated on MARCH 19, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 to 12.2.0.1 [Release 11.2 to 12.2]
Information in this document applies to any platform.

Symptoms

While performing the upgrade to 12.2.0.1, it is showing below on console:

 

 

Changes

 Performing the upgrade from 11.2.0.4 to 12.2.0.1 release:

Cause

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