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Oracle » Monitoring » Performance »

Determining Cache Hit Percentages

     




Showing the current cache hit percentage data in Oracle.






select
(1 -
(select value from v$sysstat where name = 'physical reads') /
( (select value from v$sysstat where name = 'db block gets') +
(select value from v$sysstat where name = 'consistent gets') )
)*100
as "CacheHitPct"
from dual
;


column value format 999999999999.99999

select name, value from v$sysstat
where name like '%cache%'
order by 1
;










Oracle : Related Topics

Oracle : Monitoring : Displaying Running SQL Commands and Wait Times

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