Lxc linux containers is an operating system level virtualization method for running multiple isolated linux systems containers on a control host using a single linux kernel.
Machine container lxd.
It offers a unified user experience around full linux systems running inside containers or virtual machines.
This feature is currently considered to be experimental with a lot of functionality still yet to be implemented in order to reach feature parity with containers.
Virtual machines are a new instance type supported by lxd alongside containers.
One comes pre configured in lxd called images.
Lxc launch ubuntu 16 04 alternatively you can also use a remote lxd host as a source of images.
Now that the daemon is all configured and running you can create a container.
It provides secure system containers based on the lxc functionality within the linux kernel and virtual machines via qemu.
It s image based with pre made images available for a wide number of linux distributions and is built around a very powerful yet pretty simple rest api.
That is now with lxd you can create both system containers and virtual machines.
Need to install lxd.
They are implemented through the use of qemu.
Lxd is a next generation system container manager.
Storage pools and networks can also be created and managed through lxd and resources can be segmented into projects.
It s image based with pre made images available for a wide number of linux distributions and is built around a very powerful yet pretty simple rest api.
The linux kernel provides the cgroups functionality that allows limitation and prioritization of resources cpu memory block i o network etc without the need for starting any virtual machines and also namespace.
Lxd 4 0 is the third lts release for lxd and will be supported for 5 years until june 2025.
However starting from lxd 3 19 it is possible to create virtual machines as well.
Lxd is an open source hypervisor that is secure lightweight and very easy to use.
It offers a user experience similar to virtual machines but using linux containers instead.
With the addition of virtual machine support through qemu it is now possible to manage a mixed deployment of virtual machines and containers sharing the same configuration storage and networks.
Lxd has two parts the daemon the lxd binary and the client the lxc binary.
The stable release of lxd the machine container hypervisor is now available.
This version comes with a significant amount of new features including adding virtual machines vms support the introduction of projects and improved networking stor.