Netflix 3.7.1
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Spring cloud Routing - > check OpenFeign.Spring cloud discovery - > check Eureka Discovery client: register the dependent jar of eureka's client.Web - > check Spring web, function: spring boot starter Web - > provide servlet container - tomcat, webmvc (restFul api), spring core jar, spring bean loading jar, log jar and other dependencies (without it, the project cannot be started).Function: Lombok provides some annotations to help us simplify and eliminate some necessary but bloated java code, such as getting, setting, toString, equals, etc Select the dependent jar (product server lombok, spring boot starter web, spring cloud starter Netflix Eureka client): Create a new project product server.ģ.3.1,New->File->Project->Spring InitializrĮnter the project name and select the configuration. For eureka service deployment, see Eureka Server cluster service setup_ DayDayUp blog - CSDN blog.ģ.3. Services include: a cluster of eureka services (two deployed), a product service product server, an order service order server, and sentinel service. Use Jemeter to test the current limiting functionĢ.4 summarize Sentinel current limiting principleģ.5. Complete the integration of springCloud and SentinelĢ.3. Complete the construction of springcloud netflix frameworkĢ.2. For example, custom rule management, adapting dynamic data sources, etc.Ģ.1. You can quickly customize logic by implementing extension interfaces. Perfect SPI extension point: Sentinel provides simple, easy-to-use and perfect SPI extension interface. You can quickly access Sentinel by introducing corresponding dependencies and simple configuration. Second level data, and even the summary operation of clusters with a scale of less than 500.Įxtensive open source ecology : Sentinel provides out of the box integration modules with other open source frameworks / libraries, such as Spring You can see the single machine connected to the application in the console Rich application scenarios : Sentinel has undertaken the core scenes of Alibaba's double eleven traffic promotion in recent 10 years, such as secsha (i.eīurst flow control (within the range of system capacity), message peak shaving and valley filling, cluster flow control, real-time fuse, downstream unavailable applications, etc.Ĭomplete real-time monitoring : Sentinel also provides real-time monitoring function. In 2018, sentinel evolved into an open source project. It has been used in more than 6000 applications and covers almost all core e-commerce scenarios. From 2013 to 2017, sentinel developed rapidly and became a basic part of all micro services of Alibaba.
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It provides multiple dimensions such as flow control, fuse degradation and system load protection to ensure the stability between services. Sentinel is an open source project of Alibaba.