Data Pump import (IMPDP) is very slow when importing PROCOBJ
Last updated on NOVEMBER 28, 2016
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 and later
Information in this document applies to any platform.
When attempting to use Data Pump import (IMPDP) to perfom full database import, it is taking 20+ hours to complete.
The process appears to run as expected when importing data and indexes but seems to hang when executing the below step:
Monitoring the SQL I can see that the import is creating chain jobs and other scheduler jobs. Each chain job being created is taking 20+ minutes and as soon as this step begins I see contention related to cache pin.
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