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The main classes of Docker objects are images, containers, and services. [22] A Docker container is a standardized, encapsulated environment that runs applications. [25] A container is managed using the Docker API or CLI. [22] A Docker image is a read-only template used to build containers. Images are used to store and ship applications. [22] A ...
It is a container hypervisor providing an API to manage LXC containers. [14] The LXD project was started in 2015 and was sponsored from the start by Canonical Ltd. , the company behind Ubuntu . On 4 July 2023, the LinuxContainers project announced that Canonical had decided to take over the LXD project but a fork called Incus was made.
Java bindings (for AMF and CLM services) Python bindings; OpenSAF provides command-line tools and utilities for the management of the OpenSAF cluster and applications. The modular architecture enables the addition of new services as well as the adaptation of the existing services. All OpenSAF services are designed to support in-service upgrades.
The OCI organization includes the development of runc, which is the reference implementation of the runtime-spec, [7] [8] a container runtime that implements their specification and serves as a basis for other higher-level tools. runc was first released in July 2015 as version 0.0.1 [9] and it reached version 1.0.0 on June 22, 2021.
In software engineering, containerization is operating-system–level virtualization or application-level virtualization over multiple network resources so that software applications can run in isolated user spaces called containers in any cloud or non-cloud environment, regardless of type or vendor. [1]
Vagrant is written in Ruby, but it can be used in projects written in other programming languages such as PHP, Python, Java, C#, and JavaScript. [7] [8] Since version 1.6, Vagrant natively supports Docker containers, which in some cases can serve as a substitute for a fully virtualized operating system. [9]
The core components of Oracle Application Server include the Oracle HTTP Server, which is based on the Apache HTTP Server, and OC4J (OracleAS Containers for Java EE), which deploys Java EE-based applications. The latest version of OC4J offers full compatibility with the Java EE 1.4 specifications.
In a similar approach to Fedora CoreOS, Azure Linux only has the basic packages needed to support and run containers. Common Linux tools are used to add packages and manage security updates . Updates are offered either as RPM packages or as complete disk images that can be deployed as needed.