V$SHARED_POOL_RESERVED definition in Oracle Database 11.2
V$SHARED_POOL_RESERVED
select
FREE_SPACE, -- FREE_SPACE NUMBER
AVG_FREE_SIZE, -- AVG_FREE_SIZE NUMBER
FREE_COUNT, -- FREE_COUNT NUMBER
MAX_FREE_SIZE, -- MAX_FREE_SIZE NUMBER
USED_SPACE, -- USED_SPACE NUMBER
AVG_USED_SIZE, -- AVG_USED_SIZE NUMBER
USED_COUNT, -- USED_COUNT NUMBER
MAX_USED_SIZE, -- MAX_USED_SIZE NUMBER
REQUESTS, -- REQUESTS NUMBER
REQUEST_MISSES, -- REQUEST_MISSES NUMBER
LAST_MISS_SIZE, -- LAST_MISS_SIZE NUMBER
MAX_MISS_SIZE, -- MAX_MISS_SIZE NUMBER
REQUEST_FAILURES, -- REQUEST_FAILURES NUMBER
LAST_FAILURE_SIZE, -- LAST_FAILURE_SIZE NUMBER
ABORTED_REQUEST_THRESHOLD, -- ABORTED_REQUEST_THRESHOLD NUMBER
ABORTED_REQUESTS, -- ABORTED_REQUESTS NUMBER
LAST_ABORTED_SIZE -- LAST_ABORTED_SIZE NUMBER
from
GV$SHARED_POOL_RESERVED
where
inst_id = USERENV('Instance')