V$BUFFER_POOL_STATISTICS definition in Oracle Database 11.2
V$BUFFER_POOL_STATISTICS
select
id, -- ID NUMBER
name, -- NAME VARCHAR2(20)
block_size, -- BLOCK_SIZE NUMBER
set_msize, -- SET_MSIZE NUMBER
cnum_repl, -- CNUM_REPL NUMBER
cnum_write, -- CNUM_WRITE NUMBER
cnum_set, -- CNUM_SET NUMBER
buf_got, -- BUF_GOT NUMBER
sum_write, -- SUM_WRITE NUMBER
sum_scan, -- SUM_SCAN NUMBER
free_buffer_wait, -- FREE_BUFFER_WAIT NUMBER
write_complete_wait, -- WRITE_COMPLETE_WAIT NUMBER
buffer_busy_wait, -- BUFFER_BUSY_WAIT NUMBER
free_buffer_inspected, -- FREE_BUFFER_INSPECTED NUMBER
dirty_buffers_inspected, -- DIRTY_BUFFERS_INSPECTED NUMBER
db_block_change, -- DB_BLOCK_CHANGE NUMBER
db_block_gets, -- DB_BLOCK_GETS NUMBER
consistent_gets, -- CONSISTENT_GETS NUMBER
physical_reads, -- PHYSICAL_READS NUMBER
physical_writes -- PHYSICAL_WRITES NUMBER
from
gv$buffer_pool_statistics
where
inst_id = USERENV('Instance')