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What is the difference between deploying with docker and deploying directly?

What is the difference between deploying with docker and deploying directly?

The difference between deployment with docker and direct deployment: 1. Docker deployment and installation are faster and more efficient; 2. Docker deployment takes up less resources, which is MB level, while direct installation of the server takes GB level; 3. Docker uninstallation and Management is more convenient and clean, just delete containers and images directly.

Jul 25, 2022 pm 05:08 PM
Docker
Is installation of redis supported on docker?

Is installation of redis supported on docker?

Installation of redis is supported on docker. The installation method is: 1. Use "$ docker pull redis:latest" to install the redis image; 2. After the installation is completed, use the "$ docker run -itd --name redis -p port number redis" command to run the redis container; 3. You can Use "$ docker ps -a" to check whether the container is successfully installed.

Jul 25, 2022 pm 04:59 PM
Docker
What to do if the docker-compose command does not exist

What to do if the docker-compose command does not exist

Solution: 1. Use the "dnf install docker-compose" command to install "docker-compose" in the fedora system; 2. Use the "yum install docker-compose" command to install it in the "CentOS 7/RHEL7" system; 3. , debian and its variants such as Ubuntu system can be installed using the "apt-get install docker-compose" command.

Jul 25, 2022 pm 04:48 PM
Docker
Is docker an operating system?

Is docker an operating system?

Docker is not an operating system; an operating system is a set of interrelated system software programs that supervise and control computer operations, use and run hardware and software resources, and provide public services to organize user interaction, while docker is a system used for development, delivery As an open platform for running applications, Docker can also manage infrastructure in the same way as applications.

Jul 25, 2022 pm 04:27 PM
Docker
What should I do if docker cannot stop deleting containers?

What should I do if docker cannot stop deleting containers?

Solution: 1. Use "docker ps" to find the running container ID; 2. Use "cd /var/lib/docker/container" to find the physical location of the specified container; 3. Use "service docker stop" to stop the docker service; 4. . Use "rm -rf /var/lib/docker/container/{specified id}" to delete the physical container, and then restart the docker service.

Jul 25, 2022 pm 04:21 PM
Docker
What does expose mean in docker?

What does expose mean in docker?

In docker, expose means marking information and is a way of document expression; expose can allow developers to quickly understand which services are opened by Image in the dockerfile. It cannot directly open the port, which is convenient for operation and maintenance personnel when using the container. , know which ports to open. If there is no expose port, services between Containers can also access each other.

Jul 25, 2022 pm 04:12 PM
Docker
How to solve oci error in docker

How to solve oci error in docker

Method: 1. Use "docker exec -it container name/bin/bash" to enter the container; 2. Use "apt update && apt install -y iproute2" to update the command resources; 3. Execute "apt-get update", "apt install net-tools" and "apt install iputils-ping" commands; 4. Use "exit" to exit the container and re-execute the command.

Jul 25, 2022 pm 04:05 PM
Docker
How to exit docker container without closing the container

How to exit docker container without closing the container

There are two ways for docker to exit the container without closing the container: 1. Press the "Ctrl+P+Q" button to exit the container, and you can exit normally without closing the container; 2. When exiting, you can use the "docker restart" command to restart the container and the attach command. After entering the container, restart httpd and radosgw, and use wget to verify whether radosgw is successfully restarted.

Jul 25, 2022 pm 03:51 PM
Docker
What do ci and cd mean in docker?

What do ci and cd mean in docker?

In docker, ci refers to Continuous Integration (Continuous Integration), and cd refers to Continuous Deployment (Continuous Deployment); "CI/CD" is a method of frequently delivering applications to customers by introducing automation in the application development phase. Its core concepts are continuous integration, continuous delivery and continuous deployment.

Jul 25, 2022 pm 03:45 PM
Docker
How to set docker not to start when booting

How to set docker not to start when booting

How to set docker not to start at startup: 1. Use "systemctl list-unit-files | grep enable" to check whether the docker server and container are set to start at startup; 2. Use "systemctl disable docker.service" to turn off startup.

Jul 22, 2022 pm 04:05 PM
Docker
Can docker install cuda?

Can docker install cuda?

cuda can be installed in docker; upload the downloaded software package to the specified directory and execute "sudo sh cuda_downloaded version_linux.run" to install it. cuda is a computing platform withdrawn from the graphics card manufacturer NVIDIA. After the installation is completed, you can Use "nvidia-smi" to view the installed cuda version.

Jul 22, 2022 pm 04:00 PM
Docker
What to do if docker storage space is insufficient

What to do if docker storage space is insufficient

Solution: 1. After stopping the docker service, use "rsync -avz /var/lib/docker large disk directory /docker/lib/" to migrate docker to a large-capacity disk; 2. Edit "/etc/docker/daemon. json" to add specified parameters to bind the docker directory migration; 3. Reload and restart the docker service.

Jul 22, 2022 pm 03:44 PM
Docker
What should I do if mysql installed with docker cannot be accessed remotely?

What should I do if mysql installed with docker cannot be accessed remotely?

Solution: 1. Log in to the mysql container, and then enter mysql. The syntax is "docker exec -it mysql /bin/bash..."; 2. Use "alter user 'root'@'%' identified with mysql_native_password by '. ..';"Change the login password; 3. Use navicat to remotely connect to mysql.

Jul 22, 2022 pm 03:35 PM
Docker
Does docker come with jdk?

Does docker come with jdk?

Docker does not come with jdk; docker containers do not have jdk by default. If you need to run a java program, you need to install jdk in the host machine or install jdk in the container. The full name of jdk is "Java Development Kit", which refers to software development in the java language. Toolkit, mainly used for the development of Java applications on mobile devices and embedded devices.

Jul 22, 2022 pm 03:26 PM
Docker

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