monolog: channels: - deprecation # Deprecations are logged in the dedicated "deprecation" channel when it exists when@dev: monolog: handlers: main: type: stream path: "%kernel.logs_dir%/%kernel.environment%.log" level: debug channels: ["!event"] # uncomment to get logging in your browser # you may have to allow bigger header sizes in your Web server configuration #firephp: # type: firephp # level: info #chromephp: # type: chromephp # level: info console: type: console process_psr_3_messages: false channels: ["!event", "!doctrine", "!console"] when@test: monolog: handlers: main: type: fingers_crossed action_level: error handler: nested excluded_http_codes: [404, 405] channels: ["!event"] nested: type: stream path: "%kernel.logs_dir%/%kernel.environment%.log" level: debug when@prod: monolog: handlers: main: type: fingers_crossed action_level: error handler: nested excluded_http_codes: [404, 405] buffer_size: 50 # How many messages should be saved? Prevent memory leaks nested: type: stream path: php://stderr level: debug formatter: monolog.formatter.json console: type: console process_psr_3_messages: false channels: ["!event", "!doctrine"] deprecation: type: stream channels: [deprecation] path: php://stderr