Slow Performance of DataPump Export during Estimate Phase
(Doc ID 1354535.1)
Last updated on FEBRUARY 18, 2019
Applies to:Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
You started an Export DataPump job in a large database and observed a performance problem where the export job was apparently hanging for a long time at the step:
Processing object type DATABASE_EXPORT/SCHEMA/TABLE/TABLE_DATA
This problem is handled in several internal defects, which have different root causes.
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