Information Schema INNODB_BUFFER_POOL_PAGES Table
The Information Schema INNODB_BUFFER_POOL_PAGES
table is a Percona enhancement, and is only available for XtraDB, not InnoDB (see XtraDB and InnoDB). It contains a record for each page in the buffer pool.
It has the following columns:
Column | Description |
---|---|
PAGE_TYPE | Type of page; one of index , undo_log , inode , ibuf_free_list , allocated, bitmap , sys , trx_sys , fsp_hdr , xdes , blob , zblob , zblob2 and unknown . |
SPACE_ID | Tablespace ID. |
PAGE_NO | Page offset within tablespace. |
LRU_POSITION | Page position in the LRU (least-recently-used) list. |
FIX_COUNT | Page reference count, incremented each time the page is accessed. 0 if the page is not currently being accessed. |
FLUSH_TYPE | Flush type of the most recent flush.0 (LRU), 2 (flush_list) |
Content reproduced on this site is the property of its respective owners,
and this content is not reviewed in advance by MariaDB. The views, information and opinions
expressed by this content do not necessarily represent those of MariaDB or any other party.