How to investigate OEM warning message: "1 segments in SYSTEM tablespace unable to extend" (Doc ID 1486206.1)

Last updated on DECEMBER 06, 2016

Applies to:

Enterprise Manager for Oracle Database - Version 11.1.0.1 to 11.2.0.3 [Release 11.1 to 11.2]
Information in this document applies to any platform.

Goal

OEM reports that segments are unable to extend in SYSTEM tablespace. However no problem in the SYSTEM tablespace  segments can be detected. The alert shows the following message:
...
1 segments in SYSTEM tablespace unable to extend
...


Generic format from database.xmlp:               MESSAGE="%value% segments in %name% tablespace unable to extend."

How to check the problematic segment which is larger than the largest chunk free space in the tablespace?

Solution

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms