Nothing spectacular 
some random observations made today
PFILE vs INIT.ora
when you startup with init.ora with deprecated parameters you get this 

 SQL>  startup nomount pfile=’/u01/app/oracle/product/11.2.0.4/dbhome_1/dbs/initU041P15.ora’ORA-32006: BACKGROUND_DUMP_DEST initialization parameter has been deprecatedORA-32006: REMOTE_OS_AUTHENT initialization parameter has been deprecatedORA-32006: USER_DUMP_DEST initialization parameter has been deprecatedORACLE instance started. 


same thing with spfile

ORA-32004: obsolete or deprecated parameter(s) specified for RDBMS instance
ORACLE instance started.
Total System Global Area 8554127360 bytes
Fixed Size                  2198680 bytes
Variable Size            1006637928 bytes
Database Buffers         7532969984 bytes
Redo Buffers               12320768 bytes

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