Manual:$wgMWLoggerDefaultSpi

Details
The value should be an array suitable for use with . The created object is expected to implement the   interface. See   for additional details.

  creates   instances that will discard all logging events.



  (default) creates   instances which mimic the historic implementation of MediaWiki's   logging implementation.



<tvar|MWLoggerMonologSpi> </> creates loggers implemented by <tvar|Monolog>Monolog</>. See <tvar|1></> for configuration settings.