innodb_io_capacity >=innodb_lru_scan_depth*inoodb_buffer_pool_instances。与 checkpoint

innodb_lru_scan_depth:每一个缓冲池刷脏页的能力post innodb_io_capacity:  iopsblog inoodb_buffer_pool_instances=8 :缓冲池的个数ci .关系:       innodb_io_capacity >= innodb_lru_scan_depth * inoodb_buffer_pool_instancesit
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