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We will use a series to explain the complete practice of microservices from requirements to online, from code to k8s deployment, from logging to monitoring. The whole project uses the micro services developed by go zero, which basically includes go zero and some middleware developed by relevant go zero authors. The technology stack used is bas ...

The most common way of communication between services is to call each other directly to communicate. Instant messaging (synchronous communication) refers to that a message can reach the other end immediately after it is sent from one end. After a message is sent from one end, it first enters a container for temporary storage. When certain con ...

Hello, I'm Mr. Jiao ya (o^^o) After understanding how Docker is different and such a talent, we will explain it step by step from the basis of Docker. 1, Basic composition of Docker 1. Docker server and client Before explaining the basic composition of Docker, we need to understand that Docker is a client server (C/S) architecture prog ...

I Definition: it is a text file used to build a docker image. It is a script composed of instructions and parameters required to build an image one by one. II Dockerfile content Basics Each reserved word instruction must be uppercase followed by at least one parameterThe instructions are executed from top to bottom#Indicates a commentEach in ...

WeChat official account: operation and development story, author: Mr. Dong Zi 1. Fault phenomenon We have an agent agent service. After publishing to the k8s cluster, the pod status is Running, but the server has been unable to receive the heartbeat signal. Therefore, we go to the cluster to check the log and find a large number of TCP time ...

Introduction: This article introduces the three most commonly used basic operations of Docker image: login, pull and push, as well as how to log in to a sub account. By understanding the basic operation of mirroring, you can use the container mirroring service ACR more skillfully. For image download, domain name resolution and time synchron ...

What is a Namespace In Kubernetes, namespaces provide a mechanism for isolating resource groups in a single cluster. Resource names must be unique within a namespace, but not across namespaces. Namespace based scope only applies to namespace objects (such as deployment, service, etc.), not cluster wide objects (such as StorageClass, Nodes, Per ...

Author: Alesksey Kadetov, Certified Rancher Operator: Level OneIn the past, poor canaries were used as test objects to test the content of methane in coal mines. Put the cage containing the canary into the mine with a rope for a period of time, and then pull it up. If the canary is still alive, the mine can be mined safely; If the Canary dies, ...

catalogue introduce Set Docker on Raspberry Pi Dockerfile of ARM Building mirrors and running containers summary Download project file - 4.8 MB introduce Docker and other container technologies significantly simplify the dependency management and portability of software. In this series of articles, we explore Docker Use in machine lea ...

Introduction: This article mainly explains the basic concept of Docker container image and its common commands. For image download, domain name resolution and time synchronization, please click Alibaba open source mirror station 1, Basic concepts 1. Docker image      The image is a read-only docker template. Images can be used to create ...