I did the RTFM with no luck I am looking for the AIX OS-specific default values for initialization parameters,specifically db_file_multiblock_read_count. Thanks ********************************************************************** This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the sender by email, delete and destroy this message and its attachments. ********************************************************************** -- //www.freelists.org/webpage/oracle-l