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Warm tip: This is the "Pulsar fool's Manual", with zero experience, small white pit lightning protection. As long as you follow the instructions, the success rate is 100%!This article is the second in the Pulsar isolation strategy series. The first blog in this series -   "How to realize isolation in Pulsar by deep resolutio ...

Introduction: This paper focuses on the design and implementation of proxy gateway itself, rather than the management and maintenance of proxy resources.Author Xin RanSource: Ali technical official accountI. problem backgroundThe platform side purchases a number of naked agents to advertise, show and audit in different places. Agents purchased ...

introduceUsing a complete example, in the Gin framework, profiles are distinguished based on the environment. That is, how to read different profiles in environments such as Testing and Online.We will use rk-boot To start the Gin Framework microservice.Visit the following address for the complete tutorial:https://rkdocs.netlify.app/cninstallgo ...

Introduction: This article is an introduction to kubernetes (replaced by k8s below). It will cover the architecture of k8s, cluster construction, an example of Redis, and a tutorial on how to develop an operator using operator SDK. In the process of the article, the concepts of Pod, Deployment, stateful set, etc. will be introduced. These conce ...

1. Process and memory management Kernel functions: process management, memory management, file system, network function, driver, security function, etc 1.1 what is a process Process: a copy of a running program, a collection of instructions loaded into memory, and a unit of resource allocation The Process ID (PID) number is used to mark ea ...

Tips: after the following command is installed, you will be familiar with it by trying it several timeskind installation curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.9.0/kind-linux-amd64 chmod +x ./kind mv ./kind /${some-dir-in-your-PATH}/kind kubectl installation curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/st ...

7.9 examples Example: generate 10 random numbers, save them in the array, and find their maximum and minimum values [root@rocky8 ~]# vim max_min.sh #!/bin/bash # #********************************************************************************************** #Author: Raymond #QQ: 88563128 #Date: 2021-10-22 #FileName: ...

1 ZooKeeper details ZooKeeper is an open source distributed Apache project that provides coordination services for distributed applications. 1-1 ZooKeeper working mechanism Zookeeper is understood from the perspective of design pattern: it is a distributed service management framework based on the observer design pattern. It is responsible ...

1. Disk structure 1.1 equipment documents Everything is a file: open(), read(), write(), close() Device file: associated with a device driver, which can communicate with the corresponding hardware device Equipment number: Main equipment number: major number, which identifies the equipment typeSecondary equipment number: minor number, which ...

reference resources Docker core principle: image and containerLayerid diffid chainid cacheid relationship in docker file Overview Image directory and file description /var/lib/docker/image/overlay2 directory distribution directory Diffid by digest saves the mapping relationship between digest (layerid) - > diffidV2metadata by ...