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dbca_mb_1

Btw: If you really would do that (the screen shot is from 12.1.0.2):

SQL> alter system set sga_target=210m scope=spfile;

System altered.

SQL> alter system set sga_max_size=210m scope=spfile;

System altered.

SQL> alter system set pga_aggregate_target=16m scope=spfile;

System altered.

SQL> select banner from v$version;

BANNER
--------------------------------------------------------------------------------
Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit Production
PL/SQL Release 12.1.0.2.0 - Production
CORE	12.1.0.2.0	Production
TNS for Linux: Version 12.1.0.2.0 - Production
NLSRTL Version 12.1.0.2.0 - Production

SQL> startup force
ORA-00821: Specified value of sga_target 212M is too small, needs to be at least 320M
SQL> 

The same for 12.2.0.1:

SQL> alter system set sga_target=210m scope=spfile;

System altered.

SQL> alter system set sga_max_size=210m scope=spfile;

System altered.

SQL> alter system set pga_aggregate_target=16m scope=spfile;

System altered.

SQL> select banner from v$version;

BANNER
--------------------------------------------------------------------------------
Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
PL/SQL Release 12.2.0.1.0 - Production
CORE	12.2.0.1.0	Production
TNS for Linux: Version 12.2.0.1.0 - Production
NLSRTL Version 12.2.0.1.0 - Production

SQL> startup force
ORA-00821: Specified value of sga_target 212M is too small, needs to be at least 468M
ORA-01078: failure in processing system parameters
SQL> 

To close this post here is another one that caught my eye yesterday:
solarisx64_2

Seems I totally missed that there was a x64 version of Solaris 8 and 9 🙂

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Daniel Westermann
Daniel Westermann

Principal Consultant & Technology Leader Open Infrastructure