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- How to save docker image to local compressed file
- The method to save the docker image to a local compressed file is: 1. Use the command [docker images] to view the image list; 2. Execute the command [docker image save -o nginx.tar docker.io/nginx:latest] to save.
- Docker 4805 2020-04-05 11:29:07
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- How to get docker image
- The method to obtain the docker image is: 1. Execute the command [docker search xxx] to view the available images; 2. Execute the command [docker pull xxx:latest] to pull it; 3. Execute the command [docker images] to view the image.
- Docker 3186 2020-04-05 10:57:35
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- How to check whether docker is installed successfully
- The way to check whether docker is installed successfully is to directly execute the command docker to check. If the message [A self-sufficient runtime for containers] is output, it means the installation is successful.
- Docker 14206 2020-04-05 10:49:53
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- How to modify the docker image warehouse
- The method to modify the docker mirror warehouse is: 1. Create the daemon.json file and modify the configuration ["registry-mirrors"]; 2. Reload daemon.json; 3. Execute the command [systemctl restart docker] to restart docker.
- Docker 3544 2020-04-05 09:46:27
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- How to install docker ce
- The method to install docker ce is: 1. Uninstall the old version of docker and associated dependent resources; 2. Install the required software packages and set up the mirror warehouse; 3. Execute the command [yum install docker-ce] to install docker ce.
- Docker 1871 2020-04-05 09:40:08
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- How to start docker
- The method to start docker is: 1. Execute the command [systemctl start docker] to start docker; 2. Execute the command [docker ps -a] to check whether docker starts successfully.
- Docker 6129 2020-04-05 09:26:24
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- What should I do if the docker image cannot be accessed after it is started?
- The solution to the problem that the docker image cannot be accessed after it is started is: 1. Open the sysctl.conf configuration file; 2. Add the configuration [net.ipv4.ip_forward=1]; 3. Execute the command [systemctl restart network] to restart the network.
- Docker 3125 2020-04-04 14:14:49
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- Can docker use oracle?
- Oracle can be used completely under docker. We can pull oracle by executing the command [docker pull docker.io/sath89/oracle-12c].
- Docker 3296 2020-04-04 14:06:18
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- Docker container encoding mode setting error
- Modify the docker container encoding method: Use Dockerfile to build a new image based on the original container, and use ENV LANG to specify the encoding format.
- Docker 2311 2020-04-03 15:46:56
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- How to check the docker image after downloading it
- How to view the docker image after downloading it: 1. Use the docker images command to list the information of all images on this machine. 2. Use the docker inspect command to view the image details.
- Docker 4642 2020-04-03 15:25:15
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- The difference between docker and traditional virtualization
- The difference between docker and traditional virtualization: Docker containers implement virtualization at the operating system level and directly reuse the operating system of the local host, while the traditional method implements virtualization at the hardware level.
- Docker 2695 2020-04-03 15:08:40
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- How to view logs of docker cluster container
- How to view docker cluster logs: Log in to your container cloud web console, select the cluster, and click "View Logs" in the pop-up window to obtain log information about cluster operations.
- Docker 3490 2020-04-03 15:03:26
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- Java in docker displays Chinese garbled characters
- Solution to the problem that java in docker displays Chinese garbled characters: 1. Execute the "sudo apt-get -y install language-pack-zh-hans" command. 2. Set the environment variable to export LC_ALL=zh_CN.UTF-8.
- Docker 2800 2020-04-03 14:35:02
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- Where does docker pull the image from?
- docker pull downloads the image from Docker Hub (https://hub.docker.com/) by default. Before downloading the image, we can use the docker search command to find the image in Docker Hub.
- Docker 3138 2020-04-03 14:23:09
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- Several ways to create containers with docker
- How to create a container with docker: 1. Use the docker pull command to directly download the container to the local. 2. Use the docker run command to create and start the container.
- Docker 12339 2020-04-03 14:11:50
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