GV$INSTANCE_CACHE_TRANSFER definition in Oracle Database 11.2
GV$INSTANCE_CACHE_TRANSFER
select
inst_id, -- INST_ID NUMBER
instance, -- INSTANCE NUMBER
decode( -- CLASS VARCHAR2(18)
class,1,'data block',2,'sort block',3,'save undo block', 4,'segment header',5,'save undo header',6,'free list',7,'extent map', 8,'1st level bmb',9,'2nd level bmb',10,'3rd level bmb', 11,'bitmap block',12,'bitmap index block',13,'file header block',14,'unused', 15,'undo header',16,'undo block'),
lost, -- LOST NUMBER
lost_time, -- LOST_TIME NUMBER
cr_2hop + cr_3hop, -- CR_BLOCK NUMBER
cr_2hop_time + cr_3hop_time, -- CR_BLOCK_TIME NUMBER
cr_2hop, -- CR_2HOP NUMBER
cr_2hop_time, -- CR_2HOP_TIME NUMBER
cr_3hop, -- CR_3HOP NUMBER
cr_3hop_time, -- CR_3HOP_TIME NUMBER
cr_busy, -- CR_BUSY NUMBER
cr_busy_time, -- CR_BUSY_TIME NUMBER
cr_congested, -- CR_CONGESTED NUMBER
cr_congested_time, -- CR_CONGESTED_TIME NUMBER
current_2hop + current_3hop, -- CURRENT_BLOCK NUMBER
current_2hop_time + current_3hop_time, -- CURRENT_BLOCK_TIME NUMBER
current_2hop, -- CURRENT_2HOP NUMBER
current_2hop_time, -- CURRENT_2HOP_TIME NUMBER
current_3hop, -- CURRENT_3HOP NUMBER
current_3hop_time, -- CURRENT_3HOP_TIME NUMBER
current_busy, -- CURRENT_BUSY NUMBER
current_busy_time, -- CURRENT_BUSY_TIME NUMBER
current_congested, -- CURRENT_CONGESTED NUMBER
current_congested_time -- CURRENT_CONGESTED_TIME NUMBER
from
x$instance_cache_transfer