[英]python rabbitmqadmin list queues command doesn't obtain messages content although messages exist
I am learning rabbitMq and and now I want to know how to wath queue content. 我正在学习RabbitMq,现在我想知道如何排队内容。
First of all I want to day that I googled this question and know about command 首先,我想通过Google搜索这个问题并了解命令
python rabbitmqadmin list queues
I have written 2 separated applications. 我已经编写了2个单独的应用程序。
sender: 发件人:
@Autowired
private AmqpTemplate template;
...
for (int i = 0; i < 100; i++) {
template.convertAndSend("queue1", "message_" + i);
}
receiver: 接收者:
@RabbitListener(queues = "queue1")
public void listenQueue1(String message, @Header(AmqpHeaders.DELIVERY_TAG) long tag) {
logger.info("Got message:[" + message + "]");
}
If I run these applications together - I see messages on receiver side. 如果我同时运行这些应用程序-我会在接收方看到消息。
To see messages in the queue I decided to stop receiver
and run sender
为了查看队列中的消息,我决定停止
receiver
并运行sender
python rabbitmqadmin list queues
python rabbitmqadmin list queues
and see following result: 并查看以下结果:
+-----------------+----------+
| name | messages |
+-----------------+----------+
| query-example-6 | |
| queue1 | |
| queue2 | |
| queue3 | |
| queue4 | |
| queue5 | |
| queue6 | |
| queue7 | |
| queue8 | |
| queue9 | |
+-----------------+----------+
3.Then I run receiver and see logs that receiver accepted messages 3.然后我运行接收器并查看接收器接受消息的日志
Can you clarify reason why I can't see messages in console? 您能否阐明我在控制台中看不到消息的原因?
How to see queue messages content. 如何查看队列消息的内容。
I am not familiar with rabbitmq. 我对rabbitmq不熟悉。
maybe the message is "unacknowledged"? 也许消息是“未确认的”?
eg I found my queue has a message: 例如,我发现我的队列中有一条消息:
$ rabbitmqadmin list queues name node messages
+----------------------------+----------------+----------+
| name | node | messages |
+----------------------------+----------------+----------+
| my_queue_name | rabbit@xx-2 | 1 |
but when I run "get" command to show its content, rabbitmq tells me "there's no item" 但是当我运行“ get”命令显示其内容时,rabbitmq告诉我“没有项目”
so, I query it with this command: 所以,我用以下命令查询它:
$ rabbitmqadmin list queues name node messages messages_ready messages_unacknowledged
+----------------------------+----------------+----------+----------------+-------------------------+
| name | node | messages | messages_ready | messages_unacknowledged |
+----------------------------+----------------+----------+----------------+-------------------------+
| my_queue_name | rabbit@xxxxx-2 | 1 | 0 | 1 |
+----------------------------+----------------+----------+----------------+-------------------------+
I don't know why. 我不知道为什么 just restart the rabbitmq server and everything seems goes fine.
只需重新启动rabbitmq服务器,一切似乎就可以了。
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