if I synchronize use it, I think i will block my application there. what should I do to keep the amqp_connection_state_t safe but not block? -- View this message in context: http://rabbitmq.1065348.n5.nabble.com/rabbitmq-c-connection-block-tp27297p27401.html Sent from the RabbitMQ mailing list archive at Nabble.com.