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Fix glossary entry for Docker (#14280) 

Also mention Docker Engine. Docker as a brand covers several
technologies.
pull/14287/head
Tim Bannister 2019-05-12 13:42:10 +01:00 committed by Kubernetes Prow Robot
parent b627c339e0
commit 0e7ae40167
1 changed files with 6 additions and 7 deletions
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13
content/en/docs/reference/glossary/docker.md
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@ -1,18 +1,17 @@
---
title: docker
title: Docker
id: docker
date: 2018-04-12
full_link: /docs/reference/kubectl/docker-cli-to-kubectl/
full_link: https://docs.docker.com/engine/
short_description: >
Docker is a software technology providing operating-system-level virtualization also known as containers.
aka:
aka:
tags:
- fundamental
---
Docker is a software technology providing operating-system-level virtualization also known as containers.
Docker (specifically, Docker Engine) is a software technology providing operating-system-level virtualization also known as {{< glossary_tooltip text="containers" term_id="container" >}}.
<!--more-->
Docker uses the resource isolation features of the Linux kernel such as cgroups and kernel namespaces, and a union-capable file system such as OverlayFS and others to allow independent "containers" to run within a single Linux instance, avoiding the overhead of starting and maintaining virtual machines (VMs).
<!--more-->
Docker uses the resource isolation features of the Linux kernel such as cgroups and kernel namespaces, and a union-capable file system such as OverlayFS and others to allow independent containers to run within a single Linux instance, avoiding the overhead of starting and maintaining virtual machines (VMs).