How can find how many compressed pages are in the buffer pool?
(Doc ID 2306871.1)
Last updated on SEPTEMBER 29, 2017
Applies to:MySQL Server - Version 5.5 and later
Information in this document applies to any platform.
To minimize I/O and to reduce the need to uncompress a page, at times the buffer pool contains both the compressed and uncompressed form of a database page. To make room for other required database pages, MySQL can evict from the buffer pool an uncompressed page, while leaving the compressed page in memory.
Learn how can find how many compressed pages are in the buffer pool.
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