InnoDB: page_cleaner: 1000ms intended loop took ？？？？ms. The settings might 。。。。。
在配置文件中添加：
[mysqld]
innodb_buffer_pool_instances=8 innodb_io_capacity_max = 40000 innodb_io_capacity = 20000 innodb_buffer_pool_size = 125G innodb_page_cleaners=8
innodb_page_cleaners和
innodb_buffer_pool_instances
尽量一致。
原文：https://www.cnblogs.com/dhName/p/12936481.html