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What is docker virtualization

What is docker virtualization

Docker virtualization refers to a resource management technology that abstracts and converts physical resources of a computer and presents them. It is mainly used to solve the problem of high-performance physical hardware production and the reorganization and reuse of old hardware with low production capacity; while Docker It is a virtual environment container that can package executable files, configuration files and all other files you need into this container, and publish and apply it to any platform.

Jun 22, 2022 pm 03:45 PM
Docker
Will data be lost after the docker container is restarted?

Will data be lost after the docker container is restarted?

Data will be lost after the docker container is restarted; however, you can use volume or "data container" to achieve data persistence. After the container is closed, you can use "-v" or "--volumes-from" to reuse the previous data. Docker can also Mount the host disk directory for permanent storage of data.

Jun 17, 2022 am 10:41 AM
Docker
Is docker a container?

Is docker a container?

Docker is not a container; a container is a standard unit for packaging code and all dependent software for development, delivery and deployment, so that applications can run quickly and reliably from one environment to another, while docker is a type of container technology Implementation is an open source application container engine used to manage containers.

Jun 17, 2022 am 10:32 AM
Docker
Can docker install a graphical interface?

Can docker install a graphical interface?

Docker can install a graphical interface; three commonly used graphical page management tools for docker include DockerUI, Portainer, and Shipyard. You can use these three tools to obtain managed resource information through the "docker api" and use the "docker volume create portainer_data" command. Just install it.

Jun 16, 2022 pm 04:44 PM
Docker
Does docker have a windows version?

Does docker have a windows version?

Docker has a windows version; the windows version of docker can run in 64-bit windows and is a "Docker Community Edition" application; the windows version of docker can be installed in the professional, enterprise and education versions of windows, but it is not supported Home Edition.

Jun 16, 2022 pm 04:38 PM
Docker
Is docker a software?

Is docker a software?

Docker is a software that runs on Linux and Windows and is used to create, manage and orchestrate containers; the Docker platform is a software containerization platform and an open source application container engine that allows developers to package their applications As well as dependency packages into a portable image, virtualization can also be achieved, and there will be no interfaces between containers.

Jun 16, 2022 pm 04:32 PM
Docker
Is there any software similar to docker?

Is there any software similar to docker?

There are software similar to docker: 1. Podman, which is a daemon-less open source Linux native container engine; 2. LXD, which is an open source container engine designed specifically for LXC Linux containers; 3. Buildah, which is Red Hat’s solution for containerization An OCI image building tool for system development; 4. RunC, etc.

May 12, 2022 pm 03:39 PM
Docker
What is the earliest storage engine supported by docker?

What is the earliest storage engine supported by docker?

AUFS is the earliest storage engine supported by docker. AUFS is a Union File System, which is a file-level storage driver. It was the storage driver used in the early days of Docker. It was recommended before Docker version 18.06 and Ubuntu version 14.04. It supports xfs and ext4 files.

May 12, 2022 pm 03:27 PM
Docker
What does content independence mean in docker

What does content independence mean in docker

Content-independence means that the program can run in the container, regardless of language, and can encapsulate any payload and its dependencies. In docker, no matter what the specific container content is, the standard operation of the container can produce the same effect; for example, the container can be uploaded and started in the same way, whether it is a PHP application or a MySQL database service.

May 12, 2022 pm 03:07 PM
Docker
What are the official docker images?

What are the official docker images?

The official docker images include: 1. nginx, a high-performance HTTP and reverse proxy service; 2. alpine, a lightweight Linux distribution for security applications; 3. busybox, which integrates more than 300 commonly used Linux commands and tool software; 4. ubuntu; 5. PHP, etc.

May 12, 2022 pm 02:23 PM
Docker
What kind of technology is docker?

What kind of technology is docker?

Docker is a lightweight virtualization technology that allows developers to encapsulate various applications and application dependency files needed by enterprises into Docker image files, and then install and run them on any physical device to achieve virtualization, making the application completely Being separated from the underlying equipment, it can be flexibly migrated and deployed between physical machines and reduce potential risks during the deployment process.

May 12, 2022 pm 01:57 PM
Docker
What are the statuses of docker containers?

What are the statuses of docker containers?

There are 7 types of container status: 1. "created", which means it has been created; 2. "restarting", which means it is restarting; 3. "running", which means it is running; 4. "removing", which means it is being migrated; 5. "paused" ", indicating a paused state; 6. "exited", indicating a stop, etc.

May 11, 2022 pm 04:00 PM
Docker
What are the docker container management UIs?

What are the docker container management UIs?

Container management UI tools include: 1. Portainer, a lightweight web-based Docker management GUI; 2. Kitematic, a GUI tool that can run containers faster and easier; 3. LazyDocker, a terminal-based Visual query tool; 4. DockStation, a desktop application; 5. Docker Desktop, which can set resource limits for Docker, such as memory, CPU, and disk image size; 6. Docui.

May 11, 2022 pm 03:39 PM
Docker
What are the limitations of docker?

What are the limitations of docker?

The limitations are: 1. Docker is based on Linux 64bit and cannot be used in a 32bit environment; 2. LXC is based on Linux kernel functions such as Cgroup, so the Guest system of the Container can only be Linux base; 3. There are restrictions on network management , pre-allocated instances must be added to the network definition, and additional steps are required each time a container is provided, which can easily cause errors; 4. The management of disks is relatively limited; 5. Library control is limited; 6. There is no clear audit trail.

May 11, 2022 pm 03:08 PM
Docker

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