EM 13c: Enterprise Manager 13c Cloud Control Tablespace Space Used (%) Metric Incorrectly Triggering

(Doc ID 2313520.1)

Last updated on JUNE 29, 2018

Applies to:

Enterprise Manager for Oracle Database - Version 12.1.0.8.0 and later
Information in this document applies to any platform.

Symptoms

Enterprise Manager (EM) 13.2 Cloud Control


A monitored database target in EM 13.2 Cloud Control incorrectly alerts a Tablespace Space Used (%) metric threshold trigger.

For example, Tablespace Space Used (%) metric history shows:

2017/08/11 10:21:46 Tablespace [XXX] is 0.02 percent] full
2017/08/11 10:36:46 Tablespace [XXX] is [97.17 percent] full
2017/08/11 10:51:46 Tablespace [XXX] is 0.02 percent] full

The 'Tablespace space used%' metric is configured to execute the below query at the target database to compute the usage:

 

Cause

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