How does \Magento\Framework\Logger\Monolog::critical() work?

A preliminary reading: The default implementation of the \Psr\Log\LoggerInterface is \Magento\Framework\Logger\Monolog.


https://github.com/Seldaek/monolog/blob/1.16.0/src/Monolog/Logger.php#L582-L594


https://github.com/Seldaek/monolog/blob/1.16.0/src/Monolog/Logger.php#L59-L64

Further reading: How does \Magento\Framework\Logger\Monolog::addRecord() work?

See also: