lru_latch_ratio script to find in oracle 10g

SET LINESIZE 500
SET PAGESIZE 1000
COLUMN "Ratio %" FORMAT 990.00

PROMPT
PROMPT Values greater than 3% indicate contention.

SELECT a.child#,
       (a.SLEEPS / a.GETS) * 100 "Ratio %"
FROM   v$latch_children a
WHERE  a.name      = 'cache buffers lru chain'
ORDER BY 1;


SET PAGESIZE 14