Lxc Images

Docker is a significant improvement of LXC’s capabilities. This book starts by introducing the foundational concepts behind the implementation of LXC, then moves into the practical aspects of installing and configuring LXC containers. NVIDIA continues to work closely with the LXC community on upstreaming patches to add GPU support. lxc image list [:] [] [flags] DESCRIPTION Description: List images Filters may be of the = form for property based filtering, or part of the image hash or part of the image alias name. In many usage cases, a virtual machine is the ideal deployment solution for systems with fixed resources. LXC Realization: Images LXC images provide a flexible means to deliver only what you need – lightweight and minimal footprint Basic constraints – Same architecture – Same endian – Linux’ish Operating System; you can run different Linux distros on same host Image types – System; images intended to virtualize Operating System(s. ubuntu: is the identifier for the preconfigured repository of LXD images. The container containes two entries for now: config for its configuration and an empty rootfs-directory which will contain the containers filesystem soon. But since version 0. This extends the LXC functionality over the network, and allows concise management of tasks like container migration and container image publishing. Package Contents: One king single size fitted sheet. Vincent Danen shows you how to create Linux Resource Containers to run a full service or set of services, isolated from the host operating system. 0 (supported until June 2023 (Not yet in Debian, see 897091) LXC 1. There is an official repository that contains a variety of Linux based operating system images. London, England, United Kingdom. The core of LXD is a privileged daemon which exposes a REST API over a local Unix socket as well as over the network (if enabled). org –debug sudo lxc remote list. These images can help you jump-start your docker LXC experience in SoftLayer which is the topic of this post. Aside from virtualization, Proxmox VE has features such as high. we also hope this image of Lxc Templates Lxc Container No Templates Sw Help Turris forum can be useful for you. This directory should be on a partition with a lot of free space. This domain hosts a public image server for use by LXC and LXD. Another way of backup and restore is by using images. Unlike Docker, LXC provides a full "system" container and can even be used for GUI desktop. To get a container image you have to add a LXC image repository location. HostFav is the leading VPS provider. LXC is the userspace control package for Linux Containers, a lightweight virtual system mechanism sometimes described as “chroot on steroids”. There is an official repository that contains a variety of Linux based operating system images. In recent times, LXC has grown to be the ideal choice for administrators to deploy extremely lightweight operating systems. A single universal battery and charger is all that is needed to power the entire series. we even have a tool you can use (`pveam` [0] ) or you can just enable templates for your storage in the gui. With the recent release of Ubuntu 15. Subscribing to lxc-users: Subscribe to lxc-users by filling out the following form. It is a cheaper and faster solution to implement than a VM, but doing so requires a bit of extra learning and expertise. 0 Docker uses libcontainer by default, cutting the dependency to LXC. In addition, we describe several valuable lessons learned through our analysis and share the advantages and. When using remote images, LXD will automatically cache images for you and remove them upon expiration. 32, therefore a migration is necessary. Get started with Docker Try our multi-part walkthrough that covers writing your first app, data storage, networking, and swarms, and ends with your app running on production servers in the. Vagrant is an amazing tool for managing virtual machines via a simple to use command line interface. Go to this page of the Ubuntu Pi Flavour Maker website to download the Ubuntu Image you will prefer and install it onto a micro SD card following the instructions on that page. The installer will ask you to choose the directory where the lxc virtual machine images get installed later. We had more luck to use lxc instead of libcontainer (docker -d -e lxc). We will offer different types of product for our line. 虽然早在十多年前就引入了容器这个概念,用来安全地管理共享式主机托管环境(比如FreeBSD监狱),但LXC或Docker之类的Linux只是最近因日益需要为云计算部署应用程序而进入主流。. Most vendors supporting LXC generally provide their custom mechanism for storing LXC images and staging them to different servers. But our goal is to provide some simple isolation so we will use the script lxc-debian to create a full debian chroot image for each container. It is time to start the upgrade procedure. (In this tutorial gonna be "local" eventhough AWS EC2 instance, and LXD version 3. Right now, I do this on Arch Linux. This preset works perfectly for most natural locations (forest, beach, desert, etc. It has three sections, image, with information about the image. Alternatively,. Note that by default alpine template does not have networking service on, you will need to add it using lxc-console If running on x86_64 architecture, it is possible to create a 32bit guest:. About LWP 1 for LXC 1? LXC Web Panel. lxc-create-B dir backing store has optional --dir ROOTFS flag. These prices were available within the 1 last update 2019/08/18 past 7 openvpn lxc container proxmox days. Container images. Now we have a backup for our utls-www container. Profile: Leipzig based audio tinker since 1993, creating pretty much everything between Ambient and Hardcore, but with a focus on broken beats. 4 liter) MPI i/o’s with Bravo III drives/stainless steel dual props. linuxcontainers. Re: lxc container in user namespace Thanks @aya, I think that is the problem. LXC presets are the most popular Tribe Archipelago set. Unless specified otherwise, LXD will setup loop based storage with a sane default size. Photographers Creatively United. We offer HA VPS, shared cPanel Hosting, SSL Certificates. Or I am wrong about this too?. But I still think it would be possible to run Android ARM images in LXC with good qemu configs as Genymotion does with Vbox or in MS WOS Bluestacks does with qemu - or I think they use qemu -. We'll however keep it around for the Ubuntu cloud images and for busybox. Yes that image was edited with all our presets. You can subscribe to the list, or change your existing subscription, in the sections below. Search for: Qcow2 proxmox. The "LXC Containers - Coming soon!" notice on the devstack homepage has now been removed. If you would like to list the remote repositories available to your system you can run. Re: Donzi 275 lxc I stand corrected. The most awesome web panel for LXC on Ubuntu! Get started. It is conceptually similar to Solaris's Zones and FreeBSD's Jails, so to provide more segregation of a simple chroot without having to incur in the penalties of a full virtualization solution. LXC template images will be stored in TAR format in secondary storage. LXD uses LXC under the covers for some container management tasks. Please read listing for all the info. Ansible role that configures a host for running LXC containers. LXC is an operating-system-level virtualization method for running multiple isolated Linux systems (containers) on a control host using a single Linux kernel. We reserve the right for any errors in text or images and any necessary changes made to technical data. In this post, we’ll look at how Linux Containers provide an easier, more powerful alternative. linuxcontainers. Docker is the hot new thing, but Linux containers (LXC) have been around since before Docker launched in March of 2013. com 1 / 2 he rout harateristis an tehnia ata roie o not eress or imy any arranty 7ehnia moiations an errors resere Data sheet page E / sensor information sensor ams (CMOSIS) CMV20000 resolution 5120 × 3840 px. One of the (many!) features of Docker 0. Here is again the container file for a minimal Alpine container image. To launch a container from the freshly created container image, use lxc launch as follows. The all-in-one mall encompasses a 270-degree Observatory Deck, world-class shopping, dining, entertainment and some of Hong Kong’s best sights. ZFS subvolumes: these are technically bind mounts, but with managed storage, and thus allow resizing and snapshotting. Since they retain full support for installing from the Ubuntu archive, Minimal Ubuntu has access to the same breadth of software, and the same excellent security maintenance, as the regular server images. Note: to build Centos images on a Debian family. It uses OpenVZ. Importantly, because “–public” was passed to the lxc publish command, anyone who can reach your lxd server or the image server at “remote:” will also be able to use the image. Both RDS and VDI are core components of desktop virtualization, and they satisfy specific computing requirements and scenarios with deployment readiness and flexibility. We will offer different types of product for our line. Wrapper around a layered file system to allow containers to be versioned (storage) Docker is fast evolving into a platform, so this is changing a lot. fr:oai/lxc-image-oai5g. This book starts by introducing the foundational concepts behind the implementation of LXC, then moves into the practical aspects of installing and configuring LXC containers. 4 Mercruiser run. (compute) 2. An LXC antlet is not to be confused with a docker container. First off lxc publish --force container_name --alias image_name will stop the container and restart it but the OP did not want the container to be stopped. lxc image list images: arch =amd64. 5 Reasons Why We Use LXD Published by Stephan on January 9, 2018 January 9, 2018 Linuxcontainer and the Container-Hypervisor LXD are one of my favorite technologies since Ubuntu 16. LXC also supports import of Docker images and we will explore an example in more detail below. If you've used LXC before, you probably remember those LXC "templates", basically shell scripts that spit out a container filesystem and a bit of configuration. Dies wird mit Hilfe der im Kernel enthaltenen Cgroups realisiert. Do they offer the same services or different. Vincent Danen shows you how to create Linux Resource Containers to run a full service or set of services, isolated from the host operating system. However, even privileged containers should provide adequate isolation in the LXC 1. lxc image list images: arch =amd64. Access an Apache Web Server Inside a LXD Container Updated Tuesday, July 24, 2018 by Linode Contributed by Simos Xenitellis Use promo code DOCS10 for $10 credit on a new account. apt-cache madison lxc-docker it only returns the following:. Motoring for Life logo. There is an official repository that contains a variety of Linux based operating system images. The type for content that he svirt_lxc types could manage as svirt_sandbox_file_t. More × Button. 11/02/2018; 4 minutes to read; In this article. They refer to similar platforms, which were created in large part by the same company. Good luck!. 1999 Donzi 3250 LXC Stock #116408 - This is not your uncles Donzi. 0) can be used to list the available images. linuxcontainers. A big portion of the LXC templates will be moved to the new lxc-templates repository. linuxcontainers. I am using LXD (“Linux Container”) a container “hypervisor” on Ubuntu Linux serer. One of the (many!) features of Docker 0. Photographers Creatively United. LXC Management with Salt The lxc. This is the fifth blog post in this series about LXD 2. 虽然早在十多年前就引入了容器这个概念,用来安全地管理共享式主机托管环境(比如FreeBSD监狱),但LXC或Docker之类的Linux只是最近因日益需要为云计算部署应用程序而进入主流。. That's why I asked a follow up question about creating an "Atomic" LXC image that is write-only on the rootfs by default. You can still use the nova LXC components from previous Openstack releases, but there is no support offering LXC based cloud images. Linux Container with LXC on CentOS 7. Go to this page of the Ubuntu Pi Flavour Maker website to download the Ubuntu Image you will prefer and install it onto a micro SD card following the instructions on that page. The LXC container/VM actually has an address of 192. Of course, for private images, don’t use “–public”. Hi, about network configuration on LXC in debian stretch, it is possible to easy the setup through the lxc-net script (it's shipped with-in the lxc package itself). The type for content that he svirt_lxc types could manage as svirt_sandbox_file_t. 01978 311666 Call Us. In order to use LXC in nova you have to add "--libvirt_type=lxc" to your config. As industry moves beyond the Virtual Machine consolidation paradigm, several types of containers have come to prominence. x as these are the long term, stable releases which we will support until June 2021 (2. This role creates several directories on the LXC host for use in bind-mounted storage within the container. Ok then all images are in /var/lib/lxd/images the first launch containers ones and the ones created by lxc publish container_name --alias image_name but all them are mixed and even with the alias I’ve got ID. Sorry I misunderstood the concept and thought this was Android in LXC instead of GNU/Linux inside Android LXC. Linux containers (LXC), is a lightweight operating system-level virtualization method that allows us to run multiple isolated Linux systems (containers) on a single host. OpenVZ is not available for Kernels above 2. You’ll have to do the following to: add the server, list all of its images and then start a container from one of them:. And meanwhile, the image of IR829 should be upgrade as well with the IOx bundle image of “ir800-universalk9-bundle. Get details of 30 Portuguese Bend Road your dream home in Rolling Hills, 90274 and view its photos, videos, amenities and local information. Another way of backup and restore is by using images. Linux Containers (LXC) is an operating-system-level virtualization method for running multiple isolated Linux systems (containers) on a single control host (LXC host). This extends the LXC functionality over the network, and allows concise management of tasks like container migration and container image publishing. Thus, you cannot use lxc-attach by default anymore. These prices were available within the 1 last update 2019/08/18 past 7 openvpn lxc container proxmox days. Rely on container images rather than using “templates” to build them locally. $ lxc delete --force mycontainer $ lxc image delete myminimal Understanding the configuration file of a container image. LXC presets take the green out of grass which I personally like, for this image I even reduced them further. This typically means up to 3 copies within the cluster. I have been using it for four years now (OpenVZ before that). Vincent Danen shows you how to create Linux Resource Containers to run a full service or set of services, isolated from the host operating system. 0 is available in Stretch and Jessie Backports. Only things missing are a couple of parts for the window closure (the gas springs and brackets), but it would be easy to figure something out once it is on the machine. See photos, profile pictures and albums from The LXC. In recent years, containers have gained wide adoption by businesses running a variety of application loads. Publishing lxd images Posted on June 30, 2015 by s3hh While some work remains to be done for 'lxc publish', the current support is sufficient to show a full cycle of image workload with lxd. 0_0 posted a good answer but I'm not allowed to comment just yet so I will just post his answer modified. This directory should be on a partition with a lot of free space. Introduction Cloud providers must support a great variety of hardware to support the customer needs. lxc-create can be used to download publicly available images of various distributions. LXC Application Development on Cisco IR829 IOx Since the version of IOx SDK 1. I decreased saturation in oranges which the preset had altered. The "LXC Containers - Coming soon!" notice on the devstack homepage has now been removed. allow = a lxc. For production environment, try to stick to LXC 2. Something like. 10 views per day Using Command line to start, stop or reboot remote server with iDrac racadm 21. Container images¶ LXD is image based. HostFav is the leading VPS provider. See more images and photos by Leonel Lxc. Another way of backup and restore is by using images. LXC implements process sandboxing, which is an important pre-requisite for portable deployment, but is not sufficient for portable deployment. Each LXC will be configured to match specific needs for processing. service" again - It exits after starting. Containers must be created from an image and so the image store must get some images before you can do much with LXD. In comparison to LXC, the tools for OpenVZ are still much more mature and powerful, but lately LXC made a lot of progress and having it perfectly integrated into ProxmoxVE is a great step forward. This preset works perfectly for most natural locations (forest, beach, desert, etc. 3-1 from the repos - Follow steps in wiki to use unprivileged containers - Create unprivileged Alpine Linux container - Run said container using [email protected] 45 views per day. We will offer different types of product for our line. For months league insiders have assumed Durant openvpn lxc container will leave the 1 last update 2019/07/18 Warriors in the 1 last update 2019/07/18 summer, specifically to the 1 last update 2019/07/18 Knicks. Query Parameters: tail – (optional) Output the specified number of lines at the end of logs. If you want an external copy of the snapshot backup then you can publish the snapshot as an image: lxc publish penguin/igloo --alias eskimo Backup using images. And meanwhile, the image of IR829 should be upgrade as well with the IOx bundle image of “ir800-universalk9-bundle. lxc-* tools accepts -P flag to specify alternate container path. Ansible role for creating LXC containers. Definitely a weekend overnight boat. So it's common to have a snapshotted LXC image that you can use as a target system, so you can spin up a new fresh LXC based Linux distro in a few seconds. For the impatient, who wants do discover Matryoshka, here is the link for the appliance. Bundle your image as you normally would: euca-bundle-image -i natty-amd64. Date,Level,Category,User,Message 2018-10-26 15:25:20. This will replace your lxc packages in case you had previously installed them from the official Fedora repositories. lxc exec xenial ls / lxc stop xenial lxc delete xenial lxc pull file xenial/etc/hosts. Importantly, because “–public” was passed to the lxc publish command, anyone who can reach your lxd server or the image server at “remote:” will also be able to use the image. You can obtain the fingerprint ID of an image with the sudo lxc image list command. The LXC API deals with a 'container'. First off lxc publish --force container_name --alias image_name will stop the container and restart it but the OP did not want the container to be stopped. But since version 0. Hi, about network configuration on LXC in debian stretch, it is possible to easy the setup through the lxc-net script (it's shipped with-in the lxc package itself). By default, LXD will replicate images on as many cluster members as you have database members. Linux Container with LXC on CentOS 7. Can smb help?. Can LXC, Docker, Rocket and other container management technologies work with each other? In the Rocket demo, I saw that they were able to take a Docker image and convert into Rocket image by flattening the root filesystem. 13 - the Ubuntu 15. drwxr-xr-x 22 root root 4. Join Facebook to connect with Lucre Gdy and others you may know. Email or Phone:. Alternatively, you can also use a remote LXD host as a source of images. This role creates several directories on the LXC host for use in bind-mounted storage within the container. Accessibility Help. If you want something else, you'll need to use the lxc storage command: lxc storage create default BACKEND [OPTIONS] lxc profile device add default root disk path=/ pool=default BACKEND is one of btrfs, ceph, dir, lvm or zfs. As I was mentioning earlier Docker is the major player in the container world at the moment, but it isn’t the only one. I am using LXD ("Linux Container") a container "hypervisor" on Ubuntu Linux serer. “LXC/LXD Cheetsheet” is published by Tosin Akinosho. Banknotes of the National Bank of the Republic of Belarus Out Feedback. These images can help you jump-start your docker LXC experience in SoftLayer which is the topic of this post. This typically means up to 3 copies within the cluster. 1 (Supported until September 2018). You may want to look for that, especially if your distribution doesn't include LXC 2. Sign in - Google Accounts - photos. image="[filesystem]" Use one of the following image types to build a plain filesystem image. Also, I highly recommend a series of blog posts by Stéphane Graber and Containers storage specifically. show contact info Ext. The all-in-one mall encompasses a 270-degree Observatory Deck, world-class shopping, dining, entertainment and some of Hong Kong’s best sights. RPM packages for LXD, a container hypervisor based on LXC. It allows you to run some containers with (almost) all the capabilities of their host machine, regarding kernel features and device access. HostFav is the leading VPS provider. Docker is a significant improvement of LXC's capabilities. Now we have a backup for our utls-www container. The container containes two entries for now: config for its configuration and an empty rootfs-directory which will contain the containers filesystem soon. 04, aka “Vivid Vervet”, the Ubuntu community has also unveiled an early release of LXD (pronounced “lex-dee”), a new project aimed at revitalizing the use of LXC and LXC-based containers in the face of application container efforts such as Docker and rkt. aa_profile = unconfined lxc. Remote images that reside on an image repository or remote LXC server can also be listed. I have been using it for four years now (OpenVZ before that). If you correctly configure the container it's pretty secure and safe but, admittedly, I only use them on closed internal systems. You may want to look for that, especially if your distribution doesn't include LXC 2. Do you mean compatible as in to run gui apps? If so, sorry only stretch and only the stretch image from Google. GIPHY is how you search, share, discover, and create GIFs. It will be good if Container images are interoperable. address = 240. More × Button. 9 onwards, Docker have introduced libcontainer as default driver. Containers are isolated from one another and bundle their own software, libraries and configuration files; they can communicate with each other through well-defined channels. allow = a lxc. As industry moves beyond the Virtual Machine consolidation paradigm, several types of containers have come to prominence. I want to centos 6. This product is not intended for use by persons (including children) whose physical,. Since they retain full support for installing from the Ubuntu archive, Minimal Ubuntu has access to the same breadth of software, and the same excellent security maintenance, as the regular server images. Roman Fiedler discovered that LXC incorrectly trusted the container's proc filesystem to set up AppArmor profile changes and SELinux domain transitions. By default, LXD will replicate images on as many cluster members as you have database members. Copy HTTPS clone URL. we will always give new source of. IP, name,. While the shell scripts worked well for a long time they suffered from the problem that. In the window that pops up, click Clear This Setting; You're good to go! Reload this Yelp page and try your search agai. First off lxc publish --force container_name --alias image_name will stop the container and restart it but the OP did not want the container to be stopped. Query Parameters: tail – (optional) Output the specified number of lines at the end of logs. We will very likely deprecate the lxd-images import function for LXC since we've got the image server which works much better for this. Package Contents: One king single size fitted sheet. lxc image list images: arch =amd64. Any cached images which are created while this is set to true will be auto-updated. At the same time, several upcoming virtualization systems (including KVM) required some generic virtualization-related functions to facilitate their integration, and the Linux kernel gained this set of functions (known as the paravirt_ops or pv_ops interface). Email or Phone:. If you've used LXC before, you probably remember those LXC "templates", basically shell scripts that spit out a container filesystem and a bit of configuration. 1999 Donzi 3250 LXC Stock #116408 - This is not your uncles Donzi. This boat has been meticulously maintained. This kind of setup seems to be something they’ll automate later and have the installer handle, but until then, let’s check. 3 base system and the user can start playing with the wonders of lxc. if you looking for Lxc Templates Proxmox Lxc Linux Container Erstellen Coldcorner De and you feel this is useful, you must share this image to your friends. If you correctly configure the container it's pretty secure and safe but, admittedly, I only use them on closed internal systems. sudo lxd-images import lxc ubuntu trusty amd64 --alias ubuntu --alias Ubuntu sudo lxc image list Starting your Linux Container instance sudo lxc launch. The most awesome web panel for LXC on Ubuntu! Get started. We will demonstrate GPU passthrough for LXC, with a short CUDA example program. What Docker does is give you the ability to snapshot the OS and apps you want into a common image, then easily deploy this image on other Docker hosts; this reveals another caveat - the machine you're deploying to must also have Docker preinstalled. For Sale: 1998 Donzi 3250 LXC performance cruiser. Right now, I do this on Arch Linux. A malicious container could create a fake proc filesystem and use this flaw to run programs inside the container that are not confined by AppArmor or SELinux. To launch an image, instead of the fingerprint, you can also use an alias name if you see one available in that list. By using and further navigating this website, you accept this. [image] Afair there where templates a couple of versions back. deb packages. Did you know your odds of winning a proxmox lxc openvpn client prize are the 1 last update 2019/08/23 same in every Powerball drawing?. The -c option takes a (optionally comma-separated) list of arguments that control which image attributes to output when displaying in table or csv format. Here is again the container file for a minimal Alpine container image. The core of LXD is a privileged daemon which exposes a REST API over a local Unix socket as well as over the network (if enabled). In this tutorial, I focus on the command-line usage of standard LXC container tools, and demonstrate how to create and manage LXC containers from the command line on Ubuntu. Running a cuda container from docker hub using LXC: lxc-create -t oci cuda -- -u docker://nvidia/cuda. The LXC API deals with a 'container'. LXC Realization: Images LXC images provide a flexible means to deliver only what you need – lightweight and minimal footprint Basic constraints – Same architecture – Same endian – Linux’ish Operating System; you can run different Linux distros on same host Image types – System; images intended to virtualize Operating System(s. Vincent Danen shows you how to create Linux Resource Containers to run a full service or set of services, isolated from the host operating system. First there is the cached image auto update setting, lxc config set images. Glance supports multiple storage backends, but for simplicity we are going to use the file store, that will keep the LXC image directly on the file system. linuxcontainers. There are three ways to feed that image store: Use one of the the built-in image remotes; Use a remote LXD as an image server; Manually import an image tarball; Using the built-in image. Note: Since 31. Can LXC, Docker, Rocket and other container management technologies work with each other? In the Rocket demo, I saw that they were able to take a Docker image and convert into Rocket image by flattening the root filesystem. (compute) 2. With version 3, LXD was added, which provides a daemon that allows easier image management, including publishing images and an API to control LXC on remote machines. A slight bump in pinks gives your images that whimsical feel. service" again - It exits after starting. This typically means up to 3 copies within the cluster. image="[filesystem]" Use one of the following image types to build a plain filesystem image. images function (new in version 2015. NET software engineer, nerd, geek, biker, jogger, addicted to coffee and tv series, using Windows at work, macOS at home and Android on the go. This builder does not work with LXD. Fortunately the 14. I noticed that all the LXC images available in Container Station are published directly by QNAP. Unprivileged containers are more limited in that they cannot access hardware directly. Docker images are designed to be portable across infrastructures, so they are a great building block for hybrid cloud scenarios. Any cached images which are created while this is set to true will be auto-updated. LXC is lightweight and it can run on openwrt without any problem. But because of the way that LXC works, you can take full advantage of all the cores when no other users are using the system. Re: lxc container in user namespace Thanks @aya, I think that is the problem. linuxcontainers. acct install. RPM packages for LXD, a container hypervisor based on LXC. 0: how-to import, manage and format images inside a container. Think of Docker as 1. we will always give new. This type was not allowed to do network access, so I added another type called svirt_lxc_net_t that had full network access. Ubuntu LXC will have ubuntu/ubuntu as the default username/password. Vagrant is an amazing tool for managing virtual machines via a simple to use command line interface. It's always been a openvpn lxc container proxmox great way to save some money on a openvpn lxc container proxmox new Nintendo openvpn lxc container proxmox Switch and a openvpn lxc container proxmox pair of fun games, and now Amazon has it 1 last update 2019/08/24 for 1 last update 2019/08/24 even cheaper. Note that by default alpine template does not have networking service on, you will need to add it using lxc-console If running on x86_64 architecture, it is possible to create a 32bit guest:. A slight bump in pinks gives your images that whimsical feel. 0) can be used to list the available images. On Linux systems, both LXC and Docker containers can leverage an underlying Btrfs file system for fast snapshots, which helps to create new Docker image layers quickly or copy a root file system rapidly when you are cloning an LXC container. 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