@startmindmap title Containers * Containers left side * Benefits * low hardware footprint * isolated * easy & fast to deploy * vs Virtual Machines *[#orange] specific process to run *[#orange] single app/service *[#orange] shared kernel *[#lightgreen] faster start *[#pink] harder to secure right side * Engines * <&star>Docker *_ most common *_ client-server architecture *_ has a daemon *_ client communicates with server * Linux Native Containers (LXC) * Systemd-nspawn * Rocket *[#lightgreen] Podman *_ default from RHEL 8 *_ no daemon *_ interfaces with CRI-o * Components * Images * Registries * hub.docker.com *_ docker search * Isolated * Kernel features * Namespaces *_ isolation * Cgroups *_ resource limitation * SELinux *_ security module * Orchestration * Docker Swarm * <&star>Kubernetes (k8s) * OpenShift * Rancher @endmindmap Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art