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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 4855 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 2901 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 3691 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 2975 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 3319 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 12527 2020-04-03 14:11:50
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- How to start docker after importing the image
- How to start docker after importing the image: After successfully importing the image, directly use the "docker run" command to start. Importing the image can be achieved using the "docker load" command.
- Docker 10123 2020-04-03 13:58:23
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- How to check the version number of docker
- How to check the docker version number: 1. Use the service docker start command to start docker. 2. Use the docker version command to check the docker version number.
- Docker 28201 2020-04-03 13:46:23
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- Where is the configuration file after docker installation?
- After docker is installed, you can use the "cat /usr/lib/systemd/system/docker.service" command to view the location of the configuration file. You can see that the configuration file is in the /etc/sysconfig folder.
- Docker 13729 2020-04-03 13:29:28
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- docker reports error exited(137)
- When starting the docker container, an error "Exited(137)***ago" occurs. This error occurs because the space allocated by the container is insufficient. For example, only 512M is allocated, but 1G is needed. We can set "-Xms1G" in the configuration file. -Xmx1G" to solve.
- Docker 8088 2020-04-03 13:17:06
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- How docker selects the ipv6 address segment
- How docker uses the ipv6 address segment: Open the /etc/docker/daemon.json file, set up ipv6 support in this file, add the ipv6 address segment, and then restart Docker.
- Docker 3544 2020-04-03 11:57:14
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- How to map docker port to host machine
- How to map the docker port to the host: Specify the port mapping through the -p or -P parameter when the container is started. The lowercase p means that docker will choose a specific host port to map to the open network port inside the container, and the uppercase P means a random host port.
- Docker 3304 2020-04-03 11:39:19
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- Can docker run on a virtual machine?
- Docker containers can run on virtual machines or physical machines. Containers and virtual machines are not on the same level, they are a packaged collection of software + environment.
- Docker 5402 2020-04-03 11:21:46
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- How to view files in docker
- How to view files with docker: 1. Use the "docker attach ContainerID" command to view running container files. 2. Use the "docker cp <container name>:<path><host path>" command to copy the file to the host for viewing.
- Docker 7993 2020-04-03 11:02:14
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- What is the function of cgroup in docker
- The main functions of cgroup in docker: 1. Resource Limitation (ResourceLimitation). 2. Prioritization. 3. Resource statistics (Accounting). 4. Process control (Control).
- Docker 7812 2020-04-03 10:51:03
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