My Oracle Support Banner

EM 12c, EM 13c: Where do the 'Tablespace Space Usage (%)' metric value in 'all metrics', and the 'tablespace used %' value shown from Database Home page/Storage/Tablespaces come from in Enterprise Manager (Doc ID 2082815.1)

Last updated on FEBRUARY 27, 2023

Applies to:

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


 To understand where the values shown for the 'Tablespace Space Usage (%)' real time metric value, and the  'Available Space Used (%)' value as shown from the Database Home page/Storage/Tablespaces are coming from in Enterprise Manager.


To view full details, sign in with your My Oracle Support account.

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

In this Document
 Where does the information which is displayed on the 'Tablespaces' page come from?
 Where does the information shown in 'all metrics' for the Tablespace Space Full (%) metric come from?
 Why can the values seem different?
 Known bugs which can affect Enterprise Manager Tablespace Information

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.