/ config / packages / messenger.yaml
messenger.yaml
 1  framework:
 2      messenger:
 3          failure_transport: failed
 4  
 5          transports:
 6              # https://symfony.com/doc/current/messenger.html#transport-configuration
 7              async:
 8                  dsn: '%env(MESSENGER_TRANSPORT_DSN)%'
 9                  options:
10                      use_notify: true
11                      check_delayed_interval: 60000
12                  retry_strategy:
13                      max_retries: 3
14                      multiplier: 2
15              failed: 'doctrine://default?queue_name=failed'
16              # sync: 'sync://'
17  
18          routing:
19              Symfony\Component\Mailer\Messenger\SendEmailMessage: async
20              Symfony\Component\Notifier\Message\ChatMessage: async
21              Symfony\Component\Notifier\Message\SmsMessage: async
22  
23              # Route your messages to the transports
24              # 'App\Message\YourMessage': async