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Creating Or Dropping Tablespaces Takes Long Time (Doc ID 1509477.1)

Last updated on NOVEMBER 25, 2019

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.


When you try to create or drop the tablespace, you will face slowness and the tkprof report of will show the below SQL on the top based on elapsed time:


The file "" file is created as a result of a 11g new feature which has introduced a free "health monitor" using the dbms_hm package. Automatic Health Monitoring proactively checks the health of the database and identifies any issues affecting the database.

DBMS_HM package creates the offline dictionary using dbms_hm.create_offline_dictionary. The generated file name is "".


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