V$SHARED_POOL_RESERVED

Columns
   ___________________________
 
   REQUESTS
   REQUEST_FAILURES
   REQUEST_MISSES
   USED_SPACE
   USED_COUNT
   AVG_USED_SIZE
   MAX_USED_SIZE
   MAX_MISS_SIZE
   LAST_MISS_SIZE
   LAST_FAILURE_SIZE
   ABORTED_REQUEST_THRESHOLD
   ABORTED_REQUESTS
   LAST_ABORTED_SIZE
   FREE_SPACE
   AVG_FREE_SIZE
   MAX_FREE_SIZE
   FREE_COUNT

Related Views:

V$GLOBAL_TRANSACTION 
V$SORT_SEGMENT 
V$SORT_USAGE 
V$STATNAME 
V$SYSSTAT 
V$SYSTEM_CURSOR_CACHE 
V$SYSTEM_EVENT 
V$TRANSACTION