Is there any detailed doc that explains the internal workings of both the OS and Oracle during processes such as these? Thanks all for the help.
You could be waiting on certain events to complete as well. Query V$SESSION to see if you can identify the session performing the export/import. You will need the SID for this session. Then query V$SESSION_WAIT to see what the session is waiting on. If you are consistently waiting on the same event to occur, then you have identified the bottleneck.
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