SELECT * FROM v$sgastat;

POOL        NAME                       BYTES     
----------- -------------------------- ----------
            fixed_sga                       64948
            db_block_buffers               409600
            log_buffer                      65536
shared pool free memory                  13198340
shared pool miscellaneous                  262612
shared pool dlo fib struct                  40980
shared pool State objects                  134920
shared pool PL/SQL DIANA                   244312
shared pool transactions                    66000
shared pool table columns                   15736
shared pool PLS non-lib hp                   2096
shared pool latch nowait fails or sle       36000
shared pool ktlbk state objects             32100
shared pool db_files                       426280
shared pool fixed allocation callback         320
shared pool db_handles                      42952
shared pool enqueue_resources               96768
shared pool long op statistics array        30360
shared pool plugin datafile array           18444
shared pool KQLS heap                      216072
shared pool LRMPD SGA Table                 24752
shared pool trigger inform                    120
shared pool java static objs                37208
shared pool PL/SQL MPCODE                   17924
shared pool SYSTEM PARAMETERS               56436
shared pool dictionary cache               223332
shared pool message pool freequeue         124552
shared pool DML locks                       34800
shared pool character set memory            31196
shared pool db_block_buffers                27200
shared pool library cache                  615396
shared pool Checkpoint queue                73764
shared pool sql area                       887560
shared pool processes                       44368
shared pool sessions                       136896
shared pool KGK heap                        17568
shared pool log_checkpoint_timeout          24720
shared pool event statistics per sess      217488
shared pool KGFF heap                        4596
shared pool file # translation table        65572