Tag：Message queue
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The basic installation and use of excellent message queue NSQ in Golang
Time：2022-9-23foreword NSQ is an open source distributed message queue middleware written in Go language, which is designed to process billions of messages per day on a large scale. NSQ has a distributed and decentralized topology, which has the characteristics of no single point of failure, fault tolerance, high availability, and reliable delivery of messages. It […]
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Sample code for implementing a super mini message queue using go
Time：2022-6-18preface Take advantage of my spare time to think about the production consumption of a miniMessage queueJust do it. I am a javer. This time, I changed itgo。 Yes, it’s a zero based go. You can learn go by the way. Pre knowledge: Go basic grammar There are only three message queue concepts: producer, consumer […]
Tags: go, Message queue -
RT thread record (7. Mailbox and message queue of IPC mechanism)
Time：2022-4-27After talking about the mechanism of thread synchronization, we will start the study of thread communication, The mailbox message queue in thread communication also belongs to the IPC mechanism of RT thread. catalogue preface 1、 Mailbox 1.1 mailbox control block 1.2 mailbox operation 1.2.1 create and delete 1.2.2 initialization and disengagement 1.2.3 sending email 1.2.4 […]
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Redis — preliminary introduction (Installation Tutorial)
Time：2022-3-6Redis edition: redis 3.2.11 NoSQL database: Relational database:(the data in the database is stored in the form of two-dimensional table) MySQL (the cluster needs the support of the third-party plug-in and the MYCAT Database Middleware) Oracle SqlServer DB2 … Non relational database (NoSQL): generally refers to a database that is not stored in the form […]
Tags: 19.9.24 2.04AM, Message queue -
Golang rabbitmq consumer and producer (direct type switch)
Time：2022-2-26One consumer package rabbitmq import ( “bind_mqtt/config” “bind_mqtt/controller” . “bind_mqtt/structs” llog “github.com/sirupsen/logrus” “github.com/streadway/amqp” “github.com/timest/env” ) func Rabbitmq() { msgid := 0 cfg := new(Bindcfg) err := env.Fill(cfg) Rbmq_host := config.RBMQ_HOST Rbmq_pt := config.RBMQ_PT Rbmq_un := config.RBMQ_UN Rbmq_pw := config.RBMQ_PW Rbmq_vh := config.RBMQ_VH Rbmq_ex := config.RBMQ_EX Rbmq_ext := config.RBMQ_EXT Rbmq_que := config.RBMQ_QUE Rbmq_rk := config.RBMQ_RK if […]
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Source code analysis of kafkaapis processing producer request
Time：2022-2-20Kafkaapis module is the specific implementation logic responsible for different business requests in Kafka. This paper mainly talks about the process of kafkaapis processing producer request requests. This kind of request will occur when the producer sends a message to save to the Kafka cluster or the advanced consumer sends an offset to save to […]
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Detailed explanation of message queue principle and implementation method of PHP advanced programming
Time：2021-10-3This paper describes the principle and implementation of message queue in PHP advanced programming. Share with you for your reference, as follows: 1. What is message queue Message queue (English: message queue) is a way of communication between processes or between different threads of the same process 2. Why use message queue Message queue technology […]
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Linux message queue programming example
Time：2021-8-121、 Concept A message queue is a linked list of messages. You can think of a message as a record with a specific format and a specific priority. Processes with write permission to the message queue can add new messages to the queue according to certain rules; Processes with read permission can read messages. Read […]
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Code to implement message queuing using redis flow
Time：2020-4-19After introducing the basic functions of redis flow, it’s time to use these functions to build some practical applications. As one of the typical applications of flow, message queuing has a very good demonstration. Therefore, we will use the relevant functions of redis flow to build a message queuing application, which has similar functions to […]
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Xxl-mq V1.2.1 publishing, distributed message queuing
Time：2020-4-14Release Notes 1. Single TPS over 10000: new function test cases, performance test cases, and convenient data analysis of message production, consumption, success rate, etc. in the example project; refer to the example project performance test cases (Chapter 2.6 function test & performance test), single TPS over 10000; 2. Fix the problem of illegal duplicate […]
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Novices can understand it. Message queuing is very simple
Time：2020-4-5This article has been added to the open source project: javaguide (a document project covering the core knowledge that most Java programmers need to master, with a star number of nearly 16K). Address: https://github.com/snailnimb/javaguide Mind map of this article: Message queuing is very simple “RabbitMQ？” “Kafka？” “RocketMQ？” … in the process of daily learning and […]
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Application of high availability service AHAS in the scenario of message queue MQ peak cutting and valley filling
Time：2020-2-7In the message queue, when consumers consume messages, whether through pull or push, a large number of message spikes may appear. If you want to process all messages at this time, it is likely to lead to high system load and affect stability. But in fact, there may be no message delivery in the next […]