Performance Problems In a RAC Database Using Smart Flash Cache

(Doc ID 1981471.1)

Last updated on NOVEMBER 14, 2017

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 12.1]
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)
Linux x86-64
Linux Itanium


When performing a parallel Data Pump import in a RAC database using the 12c new 'smart flash cache' feature next symptoms were noticed in the database:

and following wait events:

If smart flash cache is disabled then there are no problems with database performance when performing the import.




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