Tag：Message queue
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Time：2020-2-7
In 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 […]
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Time：2020-1-29
Tablestore is a serverless NoSQL multi model database developed by Alibaba cloud for massive structured and semi-structured data storage, which is widely used in social, Internet of things, artificial intelligence, metadata, big data and other business scenarios. Table store adopts a wide table model similar to Google BigTable, a natural distributed architecture, which can support […]
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Time：2020-1-23
Preface The full name of IM is instant messaging, and the Chinese name is instant messaging. In this highly information age of mobile Internet, Im products have become necessary products in our life, such as nailing, wechat, QQ and other products with IM as the core function. Of course, wechat has grown into an ecological […]
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Time：2020-1-15
This article shares the. Net MSMQ message queue instance code for your reference. The specific content is as follows 1. Installation of MSMQ message queuing Windows Environment Control panel —– programs and functions —– enable or close windows programs —– Microsoft message queue (MSMQ) server Select the function as shown in the figure and click […]
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Time：2020-1-13
background As a newcomer, the first task involved in the project is to add message queues for the storage of operation records. Why should we do this? The reasons are as follows: in the existing system, we directly add the user ‘s operation records to the mongodb database, but when the peak value of our […]
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Time：2020-1-11
What is indirect communication? Indirect communication is defined as communication between entities through intermediaries in a distributed system, without coupling between sender and receiver. Indirect communication has two characteristics:(1) Spatial decoupling: the sender does not need to know who the receiver is.(2) Time decoupling: the sender and receiver can have independent lifecycles. The paradigm of […]
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Time：2020-1-7
Distributed transaction The large-scale distributed system architecture will involve the problem of distributed transaction processing. Basically, there is a common principle between distributed transaction and common transaction: A (atomic) atomicity, transactions either complete together or roll back together C (consistent) consistency, the integrity of the database remains unchanged before and after data submission I (isolation) […]
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Time：2019-12-29
Ten years old copywriter driver, not as good as Netease comment area. Since the launch of Netease cloud music in 2013, the business has maintained a high-speed growth. Cloud music not only provides good music, but also leaves us happy memories in music and people. This article is organized from the recent sharing of Lin […]
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Time：2019-12-2
In this chapter, we will learn how to useMQLibrary. Introduction to MQ Library MQThe library implements the connection protocols of various message broker middleware. At present, it supports:redis、mqtt、stompAgreement. MQBased on the above protocol, the library implements:Producer – > consumerAndSubscription – > publishThe model can accomplish tasks independently without relying on other services API introduction CF […]
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Time：2019-12-2
This article starts with vivo Internet technology WeChat public number https://mp.weixin.qq.com/s/bV8AhqAjQp4a_iXRfobkCQ.About the author: Zheng Zhibin, graduated from computer science and Technology (bilingual class) of South China University of technology. Has been engaged in e-commerce, open platform, mobile browser, recommended advertising and big data, artificial intelligence and other related development and architecture. At present, I am […]
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Time：2019-11-6
Rocketmq message trace mainly includes two articles: design and source code analysis. This section will introduce rocketmq message trace design in detail. Rocketmq message trace mainly tracks the trace of message sending and message consumption, i.e. records the log of each processing link of the message in detail. In terms of design, at least the […]
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Time：2019-11-6
The database storage uses the form of list to store two queues. One is used as message queue to save data. The other is used to read data in real time in redis $redis->lpush($queenkey, json_encode($array)); $redis->lpush($listkey, json_encode($array)); /*Message queue instance*/ public function insertinfo() { $infos = array(‘info1’ => mt_rand(10,100), ‘info2’ => mt_rand(10,100)); $this->insertinfos($infos, ‘tutorial-list’,’tutoriallist’); } […]
