How to simulate Async I/O for RMAN at Database Level when dbwr_writer_processes > 0

(Doc ID 1190581.1)

Last updated on AUGUST 30, 2010

Applies to:

Oracle Server - Enterprise Edition - Version: and later   [Release: 10.2 and later ]
Information in this document applies to any platform.


dbwr_io_slaves>0 and db_writer_processes>0 cant be set at the same time at the database level. Only one parameter can be set.

How to simulate asynchronous  I/O to be used by RMAN when asynchronous I/O is not supported at the OS level and db_writer_processes > 0 required to be set at the database level for database performance.



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