Automatic Tuning of Undo_retention Causes Space Problems

(Doc ID 420525.1)

Last updated on MARCH 11, 2018

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2]
Oracle Database - Enterprise Edition - Version to [Release 11.2]
Information in this document applies to any platform.
Oracle Server Enterprise Edition - Version: to -- fixed by patchset and no issues on this at 11g

*** Checked for currency: 01-Dec-2015 ***


You have verified that Document 413732.1 is not applicable and the problem is not a misunderstanding in the way EXPIRED/UNEXPIRED are used and reused over time.

Look for:

  1. Whether the undo is automatically managed by the database by checking the following instance parameter:
  2. Whether the undo tablespace is fixed in size:


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