monolog: channels: - deprecation # Deprecations are logged in the dedicated "deprecation" channel when it exists when@dev: monolog: handlers: main: type: rotating_file path: "%kernel.logs_dir%/%kernel.environment%.log" level: debug max_files: 7 channels: ["!event"] 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] channels: ["!deprecation"] buffer_size: 50 nested: type: rotating_file path: "%kernel.logs_dir%/%kernel.environment%.log" level: debug max_files: 30 console: type: console process_psr_3_messages: false channels: ["!event", "!doctrine"] deprecation: type: rotating_file channels: [deprecation] path: "%kernel.logs_dir%/deprecations.log" max_files: 7