com.rabbitmq.client.ChannelContinuationTimeoutException: Continuation call for method #method<channel.open>(out-of-band=)on channel AMQChannel (amqp://xxx@ip:5672/xxx,4)(#4) time out
at com.rabbitmq.client.impl.AMQChannel.wrapTimeoutException(AMQChannel.java:308)
.........
channel.open the number 4 often fail