Docker container ------ compose container cluster for quick orchestration

Table of contents introduction 1. Introduction to Docker-compose 2. YAML file format and preparation precautions 2.1, YAML file format 2.2. Notes on YAML format 2.3, YAML data structure 3. Docker Compose configuration common fields Fourth, Docker-compose common commands Five, compose deployment 6. Summary introduction         Doc ...

Posted by livvylove on Fri, 21 Oct 2022 00:38:33 +0300

linux installation of Damon database 8

PS. This test is only for the needs of the project, but a series of errors occurred when deploying and starting the program, which were recorded for future reference Install Damon database 1. Introduction to DM8 Database Dameng database management system is a high-performance database management system with completely independent intellectual p ...

Posted by misteraven on Wed, 19 Oct 2022 11:07:39 +0300

redis protocol and asynchronous mode

The artic l e refers to the C/C++linux service period advanced architecture system tutorial of <Zero Voice Education> to learn: Server high-level architecture 1. redis network 1.1, redis network Micro: reactor Composition: IO multiplexing + non-blocking IOIO Responsibilities: IO Detection and IO OperationsEvent: Asynchronous event ...

Posted by depraved on Tue, 18 Oct 2022 18:17:04 +0300

2.1 Use epoll and reactor to achieve server million concurrency

foreword This article continues the previous article 2.1.1 Network io and select, poll, epoll , using epoll and reactor to achieve server million concurrency. Why do you need to implement a sock_item? Each fd corresponds to a sock_itemsock_item contains rbuffer, wbuffer, rlength, wlength, events, callback, which enables each fd to have an in ...

Posted by leoden on Sun, 16 Oct 2022 04:08:00 +0300

File upload and download in Java (based on FTP protocol)

Role of FTP Server FTP servers (File Transfer Protocol Servers) are computers that provide file storage and access services over the Internet. They provide services according to the FTP protocol. FTP servers are often used for file sharing and transmission and are an essential part of the Internet. Our file upload and download function is the ...

Posted by Liquix on Mon, 19 Sep 2022 21:02:52 +0300

Detailed description of dock command

install https://docs.docker.com/engine/install/ Just install ce (community version) Start command Start docker systemctl start docker Close docker systemctl stop docker Restart docker systemctl restart docker docker settings start automatically when the service starts systemctl enable docker View Status View docker Running Sta ...

Posted by wata on Sun, 18 Sep 2022 21:43:12 +0300

2. Summary of test interview questions

Summary of test interview questions function test 1. Similarities and differences between app and web testing *** Same point: A.The test cases are the same. B.The same test method: will be checked according to the renderings UI,Test functionality against requirements documentation. C.Compatibility testing is required D.All need to test the s ...

Posted by Capnstank on Fri, 16 Sep 2022 21:56:24 +0300

Configure CUDA, cudnn and TensorRT environments under Ubuntu 22.04

Some time ago, CUDA, cudnn and TensorRT environments were configured under Ubuntu 18. Later, ros2 was installed. The ros2 version corresponding to Ubuntu 18.04 is dashing, and maintenance has been stopped. During use, it was found that many commands of dashing are not supported, so the system was simply upgraded to Ubuntu 20, so the environment ...

Posted by JNettles on Fri, 02 Sep 2022 22:25:22 +0300

Embedded Linux: configuration of ubuntu development environment of dongshanpai No.1

preface Recently, I want to learn Embedded Linux. I checked it on the Internet and was scared to death by the price. Basically, it is four or five hundred or more. Finally, I found the board of Dongshan sect No. 1. The main board and the bottom board add up to more than 200. This paper mainly introduces the construction of the embedded Linux d ...

Posted by teng84 on Sun, 28 Aug 2022 03:15:05 +0300

Docker tossing notes

The systems used are Ubuntu 20.04 (64 bit) and Ubuntu 22.04 (64 bit) Docker installation Docker program installation There are two ways to install Docker: one is to use the official script to install directly, and the other is to use apt to install according to the official tutorial I have tested both methods. Script installation is very con ...

Posted by Paavero on Sat, 27 Aug 2022 13:50:30 +0300