IMPDP Performs Extremely Slow When Importing In Parallel Into An Existing Partitioned Table
Last updated on NOVEMBER 28, 2016
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.4 to 220.127.116.11 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 29-Jul-2013***
When running IMPDP against an existing partitioned table with the TABLE_EXISTS_ACTION command line parameter set to TRUNCATE or APPEND and also using parallellism, the worker processes seem to be idle and waiting for the following event:
The problem does not occur when the table does not yet exist in the database, or when the IMPDP operation is run in serial mode.
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