Page Cleaner on FromDual GmbH

InnoDB Page Cleaner intended loop takes too long

oli.sennhauser@fromdual.com (Oli Sennhauser) — Tue, 18 Feb 2020 17:50:55 +0000

Recently we migrated a database system from MySQL 5.7 to MariaDB 10.3. Everything went fine so far just the following message started to pop-up in the MariaDB Error Log File with the severity Note:

Understanding InnoDB - Buffer Pool Flushing

oli.sennhauser@fromdual.com (Oli Sennhauser) — Mon, 08 Apr 2019 20:31:56 +0000

InnoDB Page Cleaner Thread

The InnoDB Page Cleaner Thread is an InnoDB background thread that flushes dirty pages from the InnoDB Buffer Pool to disk. Prior MySQL 5.6 this action was performed by the InnoDB Master Thread.