使用monolog Symfony记录所有消息和仅电子邮件错误

我使用的这段代码工作得很好,但对我来说没有意义,因为这段代码意味着只有当达到错误级别时才会触发主处理程序,然后它才会被记录或通过电子邮件发送。事实上,所有消息仍会记录到该文件中。我错过了什么?

monolog:
handlers:
    main:
        type:         fingers_crossed
        action_level: error
        excluded_404s:
            - ^/
        handler:      grouped
    grouped:
        type:               group
        members:            [streamed, deduplicated]
    streamed:
        type:               stream
        path:               "%kernel.logs_dir%/%kernel.environment%.log"
        level:              debug
    deduplicated:
        type:               deduplication
        handler:            swift
    swift:
        type:               swift_mailer
        from_email:         %noreply_email%
        to_email:           %webmaster_email%
        subject:            'Error Notification %%message%%'
        level:              error
        formatter:          monolog.formatter.html
        content_type:       text/html
    login:
        type:               stream
        path:               "%kernel.logs_dir%/auth.log"
        level:              info
        channels:           security
    nested:
        type:  stream
        path:  "%kernel.logs_dir%/%kernel.environment%.log"
        level: debug
    console:
        type:  console

monolog:
handlers:
streamed:
    type:               stream
    path:               "%kernel.logs_dir%/%kernel.environment%.log"
    level:              debug
emailed:
        type:         fingers_crossed
        action_level: error
        excluded_404s:
            - ^/
        handler:      swift
swift:
    type:               swift_mailer
    from_email:         %noreply_email%
    to_email:           %webmaster_email%
    subject:            'Error Notification %%message%%'
    level:              error
    formatter:          monolog.formatter.html
    content_type:       text/html
login:
    type:               stream
    path:               "%kernel.logs_dir%/auth.log"
    level:              info
    channels:           security
console:
    type:  console