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- What does docker image import and export mean?
- In docker, image import uses the "load [options]" command to copy the current image into a new image; image export uses the "save [options] images" command to save all information about the image including history.
- Docker 6346 2022-03-08 11:12:25
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- How docker prevent the container from exiting automatically
- In docker, you can add a resident preprocess to the container so that the container does not exit automatically. You can use the interactive and tty parameters of the docker container to enable the "sh/bash" command as a potential command, so that the container will not automatically exit. quit.
- Docker 5789 2022-03-08 10:40:21
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- What is the use of docker mounting?
- In docker, mounting can overwrite files or folders in the container with local files or folders. File mounting will not have any impact on other files in the same folder, and can realize bidirectional data between the host and container directories. Automatic synchronization.
- Docker 4704 2022-03-08 10:27:13
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- Where is the image saved by docker?
- Save location: 1. Linux is saved in "/var/lib/docker/"; 2. Windows is saved in "C:\ProgramData\DockerDesktop"; 3. Mac is saved in "com.docker.docker/Data/vms/ 0/" in.
- Docker 23753 2022-03-08 10:15:19
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- There are several ways to create a Docker image
- There are two ways to create a Docker image: 1. Use the "docker commit" command to manually build the image based on an existing container; 2. Use Dockerfile to automatically build the image. The Docker program will automatically generate the image by reading the instructions in the Dockerfile build file.
- Docker 39743 2022-02-23 18:22:36
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- The most detailed tutorial on organizing docker data volumes
- This article brings you relevant knowledge about data volumes in docker. Data volumes can be shared or reused between containers. Changes in the data volumes will not be included in the image update. I hope it will be helpful to everyone.
- Docker 2163 2022-02-23 17:32:25
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- Will data be lost if you stop the docker container?
- Stop the docker container and the data will not be lost. When the docker container stops and exits, it will be in the exited state. The data in it will not be lost and can be viewed through "docker ps -a"; only when the container is deleted, the data will be cleared along with the deletion of the container.
- Docker 12699 2022-02-23 16:38:15
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- Will restarting the docker service affect the container?
- Restarting the docker service will affect the container. After restarting the docker service, the container will stop running; because after restarting the docker service, all docker containers running on this server will exit and will not start with docker startup.
- Docker 10644 2022-02-23 16:20:42
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- What does mounting in docker mean?
- In docker, mounting is to overwrite the files or folders in the container with the files or folders of the host, which can realize automatic two-way data synchronization between the host and container directories (files).
- Docker 10148 2022-02-23 16:00:19
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- What is a container in docker
- In docker, a container is a runtime instance of an image, similar to a lightweight sandbox, which can be started, started, stopped, and deleted. Docker uses containers to run and isolate applications; each container is an isolated and secure platform.
- Docker 7963 2022-02-23 15:40:02
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- what is docker repository
- In docker, a warehouse is a place where images are stored centrally. Each warehouse can contain multiple labels, and each label corresponds to an image. Usually, a warehouse will contain images of different versions of the same software, and tags are often used to correspond to each version of the software.
- Docker 7769 2022-02-23 15:32:51
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- Is docker written in Go language?
- Docker is written in the Go language; the language is designed as a giant central server and system programming language used to build web servers, storage clusters or similar purposes, and has mature web development frameworks such as Beego, Gin, and Iris.
- Docker 3043 2022-02-23 12:02:48
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- How to check how many containers there are in docker
- In docker, you can use the ps command to view how many containers there are. This command is used to list containers. When the parameter is set to "-a", you can display all containers including those that are not running. The syntax is "docker ps -a".
- Docker 36223 2022-02-23 11:52:58
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- What are the differences between the four network modes of docker?
- Differences: 1. The container in host mode and the host share a "Network Namespace"; 2. The container created in Container mode will share the IP and port range with the specified container; 3. None mode turns off the network function of the container; 4. Bridge The default mode assigns a set IP to each container.
- Docker 5337 2022-02-23 11:45:35
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- What type of virtualization does docker belong to?
- Docker belongs to operating system-level virtualization; the biggest feature of operating system virtualization is that it does not require additional supervisor support. The kernel isolates different processes by creating multiple virtual operating system instances. Container-related technologies fall into this category.
- Docker 4206 2022-02-23 11:36:43
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