V$SGA : Displays summary information about the system global area (SGA).
V$SGAINFO : Displays size information about the SGA, including the sizes of different SGA
components, the granule size, and free memory.
V$SGASTAT : Displays detailed information about the SGA.
V$SGA_DYNAMIC_COMPONENTS : Displays information about the dynamic SGA
components. This view summarizes information
based on all completed SGA resize operations since
instance startup.
V$SGA_DYNAMIC_FREE_MEMORY : Displays information about the amount of SGA
memory available for future dynamic SGA resize operations.
V$SGA_RESIZE_OPS : Displays information about the last 400 completed SGA resize
operations.
V$SGA_CURRENT_RESIZE_OPS : Displays information about SGA resize operations
that are currently in progress. A resize operation is an
enlargement or reduction of a dynamic SGA component.
V$SGA_TARGET_ADVICE : Displays information that helps you tune SGA_TARGET.[@more@]