rabbitmq restarts
1. When the producer sends the message, the consumer does not enable it, so the message will not be lost, but if you close rabbitmq, you will lose
. What should you do at this time
rabbitmq restarts
1. When the producer sends the message, the consumer does not enable it, so the message will not be lost, but if you close rabbitmq, you will lose
. What should you do at this time
you can turn on the persistence policy of rabbitmq
in order to ensure that the message is sent successfully, based on the principle of base , the message is sent in two steps: first, process the business logic and generate messages, which are stored in the library, which is a transaction. this tran...
phenomenon: the service cannot be found using ElasticSearch as the storage method. There is no problem with using MySQL as the storage method before, and the service can be found quickly now the console does not report an error properties file...
I know that message queues can cut the front and fill the valley message queue sharpening is easy to understand. Message queuing can limit traffic when a large number of requests are sent. Protect the back end. but how to understand filling grain ...
in the process of using rabbitmq, I now encounter a thorny problem, which is similar to multithreading, such as sending registration verification emails. I am now writing with the c-sharp console application, and I can only open multiple windows to enab...
Application scenario: the client uploads the file and the django server writes a piece of status=1 data in the database. Then give it to rabbit to read the file and parse it. After parsing, set status to 2. The transmission format of rabbitmq is { "f...
recently, I have been studying the use of php+rabbitmq message queue for one-step message consumption. I want to install it in the local environment: Local Environment: windows+php+nginx+mysql find a lot of information on the Internet is based on apach...
when using php-amqplib to operate rabbitmq, it is found that basic_qos has three parameters prefetch_size prefetch_count global global and prefetch_count roughly understand the meaning of these two parameters but the meaning of the first parameter,...
the error message is as follows. What is the cause? secneo@localhost:~ tmp > sudo usr sbin rabbitmq-server RabbitMQ 3.6.1. Copyright (C) 2007-2016 Pivotal Software, Inc. -sharp-sharp-sharp-sharp Licensed under the MPL. See http: www.r...
because it seems that messages will be consumed according to priority only when consumers have unack. I feel that message priority is a very chicken-rib function. I don t know where it can be applied? ...
I have deployed RabbitMQ, on the private network server. Now I want the APP of android to receive the push of queue messages. What can I do? ...
< H2 > configuration file < H2 > rabbitmq-web < H2 > error log < H2 > java.net.SocketException: Socket Closed at java.net.SocketInputStream.socketRead0(Native Method) ~[na:1.8.0_171] at java.net.SocketInputStream.socketRead(SocketInputStr...
I am currently swinging between these two now it is more inclined to redis, because: redis can achieve the same queuing function as rabbitmq, and the two are tied redis also has an additional function to cache data do I understand this correctly...
in RabbitMQ s go support library, there are two methods func (ch * Channel) Ack (tag uint64, multiple bool) error and func (d Delivery) Ack (multiple bool) error but do not understand the difference between these two methods? the description of ...
recently, I found a problem when using php-amqplib. first of all, my channel uses confirm mode, that is, sender confirmation mode during use, my consumer s final response is as follows: $message- > delivery_info [ channel ]-> basic_ack ($message-...
problem description if you need to change the business logic in a callback that has written a consumer logic, you must rerun the consumer in order to execute the changed business logic correctly. Is there any way to execute the modified business logic...
recently tried to use rabbitmq, under node to manage using the npm package amqplib. now there is a question, that is, after I have created a queue for rabbitmq, I want to know how much content in the current queue has not been processed through amqpli...
We now have a need for CS software to implement peer-to-peer message push with cloud servers. Because the cs software cannot use websockt, we use golang to write a message service based on http persistent connection, but because the identification of htt...
as mentioned above, I think there should be two options, one is the official C extension library based on AMPQ protocol issued by PHP, and the other is the official php-ampqlib class library written by MQ. This is a pure PHP code library, but it seems to...
using the Yii2.0 framework, the server executes the following command directly to suspend the daemon normally. At that time, it often hangs up automatically after running for a few days nohup phpstudy www llq yii queue start & now a script has ...
A beginner elk, sets up a log collection look and encounters doubts when presenting the data. my logstash has set up two pipeline,rabbitmq and two http input: input { rabbitmq { host => "rabbitmq" subscription_retry_interval_se...