Re: prepare phase hangs

Posted by ErmanArslansOracleBlog on May 15, 2023; 11:37am
URL: http://erman-arslan-s-oracle-forum.124.s1.nabble.com/prepare-phase-hangs-tp11865p11877.html

Check the following 2 MOS notes:

Queries on DBA_FREE_SPACE are Slow (Doc ID 271169.1)
Space Related Dictionary View Performance Slow in Multitenant Database with Large Number of Pluggable Databases (Doc ID 2053791.1)