Database Tuning (MOSC)

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AWR/ADDM advice for increasing SGA size

edited Jan 25, 2013 8:37AM in Database Tuning (MOSC) 5 commentsAnswered

The database is Oracle 10.2.0.4 (a colleague is working on the 11g upgrade).  The database server is SPARC 64 Solaris 5.10.  The current values of sga_max_size is 245G and sga_target is 240G.  ADDM has recommended changing sga_target to 300G.  I have attempted to do this before, and I get an "out of memory" when starting the database.  The server has 512G available to oracle, so I don't see why the startup gets an out of memory error.  The situation has become a bit more acute in that AWR and ADDM both reflect latch library cache issues, which is a shared

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