docker devops

1. Docker command lineDocker is an interactive tutorial designed to help users master the use of Docker command lines in order to get a quick overview of Docker. But thanks to the rapid development of Docker technology, this interactive tutorial has been unable to meet the actual needs of

Linux version: Ubuntu16.04 The first time you install Docker, it is possible to run the Docker command, such as Docker PS After restarting the system, the following error occurred after running Docker PS: Cannot connect to the Docker daemon. Is the

This series of articles will introduce Docker knowledge: (1) Docker installation and basic usage (2) Docker mirror (3) Isolation of Docker containers-use Linux namespace isolate container's operating environment (4) Isolation of Docker containers-use cgroups to limit the

What is Docker?Docker's English translation “搬运工” means that what he's carrying is what we always say 集装箱Container , Container is an app of any kind, and our developers can use Docker to turn the app into a label, 准化的 可移植的 自管理的 component, We can develop, debug and run in any major operating system.What is the difference between Docker and virtual machine?Conceptu

Docker is a new way to achieve a super lightweight virtual machine, in the implementation of the principle and application or VM has a huge difference, the professional name is the application container (application Container). (I personally prefer to call it a virtual machine) 1. Installation 1.1 Installing Docker on Ubuntu 14.04 Prerequisite Requirements: Kernel version must be 3.10 or above Follow t

Prerequisites Using Docker recently is a lot more personal than a virtual machine. However, installing Docker under Linux and Windows will overwhelm a group of people that we don't want to see. This article describes in detail the installation of Docker-ce and Nvidia-docker under Ubuntu, and how to use the domestic im

Docker Introduction Docker is an open source application container engine that allows developers to package their apps and dependencies into a portable container, and then publish it to any popular Linux machine or virtualization. Containers are completely using the sandbox mechanism, and there will be no interface between each other. Profile Docker to give a

Profile The biggest change in the Docker 1.12 version is the integration of Docker Swarm, which provides a engine model under Docker swarm, which is mainly about Docker swarm. The Docker engine itself provides only container technology and does not solve container orchestr

The author of this article is Geoffrey, a Web developer of PHP who likes DevOps and Docker. This article mainly introduces how to use Docker to build a PHP development environment. The author also discusses the advantages and disadvantages of using a single container or multiple containers to build a Docker-based devel

related to information security that can be used to build a good perimeter to protect against and prevent XXX and data breaches.From the development process to the architectureThe idea of tightly integrating the development process with the ecosystem should be carefully considered. Adding this integrated requirement to the traditional set of requirements for the architecture (elasticity, scalability, availability, reliability, protection against threats, etc.) can greatly increase the value of

Swarm Introduction Since its inception, the container features and mirroring features of Docker have brought a lot of convenience to devops enthusiasts. For a long time, however, Docker can only run on a single host, and its ability to deploy, run, and manage across hosts has been widely criticized. The weak cross-host capability leads directly to the tight coup

Previous article Docker (iv): Docker Compose of the Three Musketeers introduces Docker Compose, this article we'll look at Docker machine.About Docker MachineDocker Machine is one of the official Docker orchestration (Orchestratio