Tag：command
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Time：2022-1-19
background Today, I’m thinking about using git for automatic server deployment. Git warehouse hangingcoding.netOn, andcoding.netprovidewebhookFunction, you can specify git events (according to the purpose of “automatic deployment”, which mainly refers topushAfter the event occurs, send a request to the specified URL to trigger the update. problem Since I use PHP myself, it is natural that […]
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Time：2022-1-19
Author: ningoo | [reprint shall indicate the original source and author information of the article in the form of hyperlink] In Linux, if you want the process to run in the background, generally, we can add & after the command. In fact, this puts the command into a job queue: $ ./test.sh & [1] 17208 […]
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Time：2022-1-18
preface Some terms commonly used in es have been introduced earlier. We know that data is stored in shards, and index will map one or more Shards. At this time, I want to store a piece of data under an index. Which index is this data under? Es demo All in accordance with the official […]
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Time：2022-1-18
Redis high availability Redis master-slave Cap principle C: Consistency A: Availability P: Partition tolerance Nodes in a distributed system are often distributed on different machines for network isolation, which means that there is a risk of network disconnection. The professional vocabulary of this network disconnection scenario is called network partition.When the network partition occurs, the […]
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Time：2022-1-18
Ensure that Flink is installed on the cluster Use version 1.12.1 as an example. Assume that the Flink installation directory is / opt / Flink Install the flex SQL gateway Git addressververica/flink-sql-gateway (github.com) Use the 1.12 branch to compile by yourself. image.png Adjust flick mode vi /opt/flink/conf/flink-conf.yaml Add configuration execution target: yarn-per-job Setting the flynk […]
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Time：2022-1-17
1. In China, the following command recommended by the official website is not installed successfully At this time, you can execute the following commands in your project directory go env -w GO111MODULE=on go env -w GOPROXY=https://goproxy.cn,direct //Be sure to write your own project go mod init YourProjectName go get -u github.com/gin-gonic/gin You can now reference […]
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Time：2022-1-17
1. Installation address: Click Install 2. The environmental variable is a pit The environment variable should have a JDK with springboot 3. Start java -jar arthas-boot.jar 4.dashboard The dashboard command can view the real-time data panel of the system.Q or Ctrl + C can exit the data display.SC view the class information loaded by the […]
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Time：2022-1-16
Scenario: Use docker to run MySQL database.function: docker run –name mysql -p 3306:3306 -e MYSQL_ROOT_PASSWORD=root -d mysql:latest Then close: docker stop mysql If you try to restart later, an error will be reported: PS C:\Users\Wayne> docker run –name mysql -p 3306:3306 -e MYSQL_ROOT_PASSWORD=root -d mysql:latest docker: Error response from daemon: Conflict. The container name “/mysql” […]
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Time：2022-1-16
brief introduction In addition to the modification of the configuration file, the most important thing is the deployment of the application. This article will explain how to deploy applications in wildfly 21 and in managed domain and standalone modes. Deployment in managed domain In the managed domain mode, the service is started in many servers, […]
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Time：2022-1-16
This guide describes command-line tools that can be used to search for matching strings or patterns in text files. These tools are often used with regular expressions.Grep commandThe first is the grep utility, which is the acronym for global regular expression print. It is a powerful command-line tool, which is very convenient when searching for […]
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Time：2022-1-16
SELinux is challenging; When this security layer blocks your application or service, your first reaction is often to set it to “disable” or “allow”. At a time when security is crucial, you can’t make such changes, otherwise your whole system or network security is worrying. You don’t want that. Why not use tools that can […]
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Time：2022-1-16
describe MySQL 5.6 SQL database server docker image. This container image contains MySQL 5.6 SQL database server and general usage for openshift. Users can select RHEL and CentOS based images. Then, the CentOS image can be obtained in the form of CentOS / mysql-56-centos7 on the docker hub. usage Find mirror: docker search mysql Get […]
