Buffer Cache 的管理过程是怎么样的？
Buffer Cache 的管理过程是怎么样的？
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–x$kvit表在些不做阐述 有兴趣的可以参照：http://www.ucjmh.com/?p=474
SELECT * FROM x$kvit WHERE kvittag=’kcbldq’;–large dirty queue if kcbclw reaches this
SELECT * FROM x$kvit WHERE kvittag=’kcbfsp’; –Max percentage of LRU list foreground can scan for free
SELECT * FROM x$kvit WHERE kvittag=’kcbldq’;–large dirty queue if kcbclw reaches this
SELECT * FROM x$kvit WHERE kvittag=’kcbfsp’; –Max percentage of LRU list foreground can scan for free