Docker: Ubuntu installation, Docker: Ubuntu Installation
What is Docker?
Docker is an open-source Container engine built on LXC technology by Docker. Inc. The source code is hosted on GitHub and open-source based on the Go language and complies with the Apache2.0 protocol.
Tags: file in TOC mount download path Note Route des CentOSDocker Images:Docker commitDockerfile: Text file, image file build script;Dockerfile: Consists of a series of specialized instruction sequences used to construct a new image file based on the underlying image;Directives: Select the base image, install necessary programs, copy configuration files and data files, automatically run the service, and the ports to be exposed, etc.Command:
, this section describes Linux Windows 10 the installation process under the system, and the Mac environment is 不建议 used Docker to run or develop the Swoft project, because the Mac for Docker performance of the shared disk is extremely poor, resulting in
The start-up phase takes a long time.
On the Linux install Do
OpenJDK Java 6, or is developed on a MAC, but deployed on RHEL. It is also possible that there are system libraries (systems libraries) that have different effects on different applications in the development environment and the simulation Environment (staging environment). Docker solves this problem by not only packaging the application, but also packaging the application's dependent environment.
Getting Started with
environment). Docker solves this problem by not only packaging the application, but also packaging the application's dependency environment. Start using Docker
Use the instructions in this blog post to install Docker on the Fedora machine
$ vagrant up
$ vagrant ssh
Then install
version, docker requirements kernel version is more than 3.10, recommended (do not install the use of the centos6.6 above Docker, there are many pits, I just stepped over the)
I am using the Aliyun ECS CentOS 6.6 64 bit, so I need to upgrade the kernel version of the upgrade method:
# rpm--import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
# RPM-UVH h
loopback.Configuring the DIRECT-LVM mode in the productThe DIRECT-LVM mode should be used in product deployment, which uses block devices to create thin pools. The following steps describe how to use the DIRECT-LVM mode in Docker host to devicemapper the storage driver. Note : If you have already run Docker daemon on your Docker host and have some images you wa
containers
Install JSON
After the end exits the container through exit, and now the container has the application we just added, the container has been changed by us. To submit an updated copy via Docker commit
sudo " Added JSON gem " " Docker Newbee " 0b2616b0e5a8 ouruser/sinatra:v2
4f177bd27a9ff0f6dc2a830403925b5360bfe0b93d476f7fc3231110e7f71b1c
-M to spec
prompted: Bash:ifconfig:command not found can install Network Tools first: Yum install-y net-tools, after the installation is complete and then enter: Ifconfig
[root@7883225f9192/]# ifconfig eth0:flags=4163
Eth0 is this container's network card information, you can also see that the IP address is 172.17.0.2. then start a container to communicate with other containers
/docker/are reserved. The Docker CE package is now known as the Docker-ce,docker EE package and is now known as Docker-ee. additional packages recommended for trusty 14.04
If there are no other reasons, it is recommended that you install
, let B start first, then start a, when Fig cannot tell the state of the container application, causing A to connect B, the application in B is still not started, and the end A is out. Solution:
Have a minimum estimate of your own environment, such as the amount of time it takes to start the application in container B from the start of container B, to add a delay mechanism to the application logic within container A, or to add a mechanism for the application logic in a to attempt to connect, wai
Docker is one of the hottest technologies of the 2014, and almost all programmers have heard about it. Docker is a "lightweight" container technology that almost shakes the status of traditional virtualization technology, and more and more companies are now starting to use Docker to replace existing virtualization Platforms. As a Java programmer, it's time for us
AuthenticationPaymentsDatabaseContainer links is definedCompose'll spin up all your containers in a single commandConfiguring the Compose yml fileDefines the services that make up your applicationEach service contains instructions for building and running a containerExampleJavaclient:Build:. (Building using Dockerfile in current directory)Command:java HelloWorldLinks-redisRedisImage:redis (Use the latest Redis Image from Docker Hub)Build and image In
Docker is an open-source application container engine that allows developers to package their applications and rely on the environment into a portable container and publish them to any popular Linux machine.
First, installation 1. Installation ready up kernel to 3.8 rpm--importhttps://www.elrepo.org/RPM-GPG-KEY-elrepo.org or Yum Install epe
image as a tar package file
Docker-search (1)Search for an image in Docker index
Docker-start (1)Start a container
Docker-stop (1)Terminate a running container
Docker-tag (1)Tag an image
Docker-top (1)View the running process inf
Summary of common docker entry-level commands and common docker entry-level commands
1. View version information
Docker version
2. Search for images (images are generally stored by user name/image name, except for some special basic images)
Docker search imageName
3. Download the image (Basic images can be retriev
in dockerfile, instead of directly installing the software using the shell of the docker container.
To be honest, I sometimes like to install software in shell. Maybe you also like to install all the software in shell. However, you still need to specify the Installation File in doockerfile. To install the software in
Official Document: https://docs.docker.com/machine/overview/What can I do with Docker machine?
Install and run Docker on Mac or Windows
Configure and manage multiple remote Docker hosts
Provide swarm clusters
What is Docker machine?
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