rabbitmq in depth

RABBITMQ relies on Erlang, so install Erlang First, then install RABBITMQ; Download RABBITMQ,: Rabbitmq-server-3.5.6.exe and Erlang,:otp_win64_18.1.exe Install Erlang First, double-click the installation file for Erlang, and then configure the environment variables:Erlang_home=d:\program files\erl7.1Append to Pat

Log Plugin Turn on logging plugin (available through the admin interface) Rabbitmq-plugins Enable rabbitmq_tracing Rabbitmqctl trace_on Opening trace affects the message writing function and closes when it is opened properly. After installing the above plug-in and turning on trace_on, you will find two more exchange:amq.rabbitmq.trace and Amq.rabbitmq.log, the types are: topic. As long as you subscribe to these two topics, you can receive: Clien

1. HistoryRABBITMQ is an open source implementation of the AMQP (Advanced Message Queue) developed by Erlang. The emergence of AMQP in fact is also the needs of the masses of people, although in the world of synchronous messaging communication there are many public standards (such as Cobar IIOP, or SOAP, etc.), but in the asynchronous message processing is not so, only large enterprises have some business implementation (such as Microsoft's MSMQ, IBM's Websphere MQ, etc.), so in the 2006 's June

Install RabbitMQ in Windows Download the version we need on the official website. To install rabbitMq, erlang is required. RabbitMq: http://www.rabbitmq.com/download.html Erlang: http://www.erlang.org/download.html First install erlang Windows Server's erlanginstallation is silly. The installation is otp_win64_r15b03-1.exe. After rabbitmqs are installed, the same

I. What is Message Queuing?A message is the data that is transferred between apps. Messages can be very simple, such as containing only text strings, or they can be more complex and may contain embedded objects.Message Queuing is a way of communicating between applications, which can be returned immediately after a message is sent, and the message system ensures reliable delivery of the message. The message publisher simply publishes the message into MQ without having to take care of who gets it

RABBITMQ Installation Steps (1) To install RABBITMQ under Linux, you need to install the Erlang installation package first. Because RABBITMQ is written in Erlang language, you need to configure Erlang's environment first. (2), Erlang installation: Download installation package Address: Http://www.erlang.org/downloads, I downloaded the tar.gz Copy the downloaded

Note: The following content is installed in centos. Depending on the actual environment, there will be a lack of dependencies. I encountered a lack of xmlo during the installation process. If there is a problem, Google it, install the dependency and then install rabbitmq. Source: http://blog.chenlb.com/2010/04/install-rabbitmq-on-linux.html Rabbitmq is written

1. Related Concepts Rabbitmq is a message proxy. In fact, it receives the messages generated by the producer and then delivers the messages to the consumer. In this process, it can be routed, buffered, or more configured rules to persist messages. Rabbitmq and message transmission generally use some terms: Producer (Producing): It means the end of the message. If a program sends a message, it is calledPr

Transferred from: http://lynnkong.iteye.com/blog/16996841 What is RABBITMQ?RABBITMQ is one of the messaging middleware implementations of the AMQP (Advanced Message Queuing Protocol) that originated in the financial system and is used to store and forward messages in distributed systems, with good performance in terms of ease of use, scalability, and high availability. Message middleware is mainly used for

1 What is RABBITMQ?RABBITMQ is one of the messaging middleware implementations of the AMQP (Advanced Message Queuing Protocol) that originated in the financial system and is used to store and forward messages in distributed systems, with good performance in terms of ease of use, scalability, and high availability. Message middleware is mainly used for decoupling between components, the sender of the message

1. History RABBITMQ is an open source implementation of the AMQP (Advanced Message Queue) developed by Erlang. The emergence of AMQP in fact is also the needs of the masses of people, although in the world of synchronous messaging communication There are many public standards (such as Cobar IIOP, or SOAP, etc. ), but in the asynchronous message processing is not so, Only large enterprises have some commercial implementations (such as Microsoft MSMQ,

RabbitMq window set up the process, some of the internet is not quite clear, so personally fencing the test process, referring to a lot of people's information, thank you to the great God's valuable informationThe first step: Install RABBITMQ operating environment, similar to a virtual machine Dongdong1.otp_win32_19.0.exe:https://www.erlang.org/32-bit and 64-bit according to the personal system installation

HelloWorld introduction RabbitMQ: it can be regarded as a "post office" to receive and re-transmit messages ". The sender and receiver interact through the queue. The size of the queue can be viewed as infinite. multiple senders can be sent to one queue, and multiple recipients can also receive messages from one queue. Introduction to co... HelloWorld RabbitMQ: receives a message and then transmits the mess

Install the deployment 1. Current environment and reference sources Deployment environment: Windows Server R2 Enterprise Official installation Deployment Documentation: http://www.rabbitmq.com/install-windows.html Official Document description 2. Installing ErlangFirst, download and run the Erlang Windows binaries. After the installation is successful, the Erlang program should be found in all programs.3. Installing RABBITMQOn the official page, download the corresponding insta

1. HistoryRABBITMQ is an open source implementation of the AMQP (Advanced Message Queue) developed by Erlang. The emergence of AMQP in fact is also the needs of the masses of people, although in the world of synchronous messaging communication there are many public standards (such as Cobar IIOP, or SOAP, etc.), but in the asynchronous message processing is not so, only large enterprises have some business implementation (such as Microsoft's MSMQ, IBM's Websphere MQ, etc.), so in the 2006 's June

1. HistoryRABBITMQ is an open source implementation of the AMQP (Advanced Message Queue) developed by Erlang. The emergence of AMQP in fact is also the needs of the masses of people, although in the world of synchronous messaging communication there are many public standards (such as Cobar IIOP, or SOAP, etc.), but in the asynchronous message processing is not so, only large enterprises have some business implementation (such as Microsoft's MSMQ, IBM's Websphere MQ, etc.), so in the 2006 's June

1. HistoryRABBITMQ is an open source implementation of the AMQP (Advanced Message Queue) developed by Erlang. The emergence of AMQP in fact is also the needs of the masses of people, although in the world of synchronous messaging communication there are many public standards (such as Cobar IIOP, or SOAP, etc.), but in the asynchronous message processing is not so, only large enterprises have some business implementation (such as Microsoft's MSMQ, IBM's Websphere MQ, etc.), so in the 2006 's June

In our previous blog post, we used direct exchange instead of fanout exchange, and this time we looked at topic exchange.First, Topic Exchange introductionTopic Exchange and direct Exchange are similar and are matched by routing key and binding key, but topic Exchange can set multiple standards for routing key.A direct router is similar to an exact query in an SQL statement; The topic router is somewhat similar to a fuzzy query in an SQL statement.Do you remember? We introduced the classificatio

In the previous article using the RABBITMQ Series in node. js a Hello world I used a task queue, but the scene at the time was to send a message to a consumer, and in this article I'll discuss scenarios with multiple consumers.In fact, the problem with the core of the task queue is to avoid dealing with time-consuming tasks immediately, that is, the synchronous pattern of avoiding request-response. Instead, we use a scheduling algorithm that allows th

, setting environment variablesRun the following command to edit the/etc/profile file.[Email protected] erlang]# Vim/etc/profileAppend the following to the end.Save, and then run the following command to make the environment variable effective immediately.[Email protected] erlang]# Source/etc/profile5. Verify that the installation is successfulRun the following command to verify that Erlang is installed successfully.[Email protected] erlang]# ErlInstalling R