--innodb-purge-threads

This is a command-line option for the mariadbd & mysqld commands (arg: Optional).

In 10.5 ES, 10.5 CS:

Number of tasks for purging transaction history

In 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS:

Purge threads can be from 1 to 32. Default is 4.

See also: Options for mariadbd & mysqld in 10.5 ES, in 10.5 CS, in 10.4 ES, in 10.4 CS, in 10.3 ES, in 10.3 CS, in 10.2 ES, and in 10.2 CS