page_cleaner: 1000ms intended loop took xxxxms. The settings might not be optimal. (flushed=xxxx and evicted=0, during the time.) – Mikael HOUNDEGNON MySQL Wall
InnoDB Page Cleaner intended loop takes too long | FromDual
MySQL PageCleaner. Optimising read-writes in production in… | by Swayam Raina | Medium
Percona Server 5.7: multi-threaded LRU flushing - Percona Database Performance Blog
InnoDB Flushing in Action for Percona Server for MySQL - Percona Database Performance Blog
amazon rds - MySQL Database locks up - trying to explain spike in writes - Database Administrators Stack Exchange
MySQL 5.7 Percona server crashes and restarts frequently - Stack Overflow