DataPump Import (IMPDP) Over NETWORK_LINK Is Sometimes Very Slow
(Doc ID 1439691.1)
Last updated on OCTOBER 04, 2019
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 and later
Oracle Database Cloud Schema 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.
***Checked for relevance on 27-Aug-2013***
Source: Oracle 10.2. on AIX (AIX-HACMP)
Target: Oracle 11.2 on Linux (Using Linux Pacemaker)
On target server DataPump import (IMPDP) was started using the parameter NETWORK_LINK. The import writes about 1GB per minute but sometimes the DataPump import runs very slow and about 24MB per minute.
The alert log shows ORA-27090 error.
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document