For example, the default level error will cause error , crit , attent , and emerg messages to be logged.

If accept_mutex is enabled, worker processes will accept fresh connections by turn. Otherwise, all worker processes will be notified about fresh connections, and if volume of fresh connections is low, some of the worker processes may just waste system resources. There is no need to enable accept_mutex on systems that support the EPOLLEXCLUSIVE flag (1.11.Three) or when using reuseport. Prior…