framework: messenger: failure_transport: failed transports: async: dsn: '%env(MESSENGER_TRANSPORT_DSN)%' retry_strategy: max_retries: 3 delay: 5000 multiplier: 2 failed: 'doctrine://default?queue_name=failed' sync: 'sync://' scheduler_default: dsn: 'schedule://default' # SchedulerTransport cannot send(); any retry re-send crashes the # worker with "cannot send messages". Disable retry — a transient # handler failure (e.g. DB blip) is simply retried on the next tick. retry_strategy: max_retries: 0 routing: 'App\Sms\Message\SendSmsMessage': async 'App\Appointment\Message\ExpireAppointmentsMessage': scheduler_default 'App\Shared\Logging\Message\PruneLogsMessage': scheduler_default when@test: framework: messenger: transports: async: 'in-memory://'