- Microk8s vs k3s github reddit And there’s no way to scale it either unlike etcd. No cloud such as Amazon or Google kubernetes. Let’s first look at the kubernetes features and support that most would want for development and DevOps. From the microk8s config, all of them are named 'microk8s-cluster'. It has allowed me to focus on transforming the company where I work into Cloud Native without losing myself in the nitty-gritty of Kubernetes itself. MicroK8s’ big differentiator is the fact it’s packaging all upstream K8s binaries in a snap package, providing security patching and upgrades out-of At the beginning of this year, I liked Ubuntu's microk8s a lot, it was easy to setup and worked flawlessly with everything (such as traefik); I liked also k3s UX and concepts but I remember that at the end I couldn't get anything to work properly with k3s. Everyrhing quite fine. This means it can take only a few seconds to get a fully working Kubernetes cluster up and running after starting off with a few barebones VPS running Ubuntu by means of apt install microk8s . K3s was great for the first day or two then I wound up disabling traefik because it came with an old version. and now it is like either k3s or k8s to add i am looking for a dynamic way to add clusters without EKS & by using automation such as ansible, vagrant, terraform, plumio as you are k8s operator, why did you choose k8s over k3s? what is easiest way to generate a cluster. So I took the recommendation from when I last posted about microk8s and switched to K3s. I've started with microk8s. There’s no point in running a single node kube cluster on a device like that. You signed in with another tab or window. K3S is legit. g. It's a 100% open source Kubernetes Dashboard and recently it released features like Kubernetes Resource Browser, Cluster Management, etc to easily manage your applications and cluster across multiple clouds/ on-prem clusters like k3s, microk8s, etc. Some co-workers recommended colima --kubernetes, which I think uses k3s internally; but it seems incompatible with the Apache Solr Operator (the failure mode is that the zookeeper nodes never reach a quorum). Other than that, they should both be API-compatible with full k8s, so both should be equivalent for beginners. Both seem suitable for edge computing, KubeEdge has slightly more features but the documentation is not straightforward and it doesn't have as many resources as K3S. 0-192. For a home user you can totally do k3s on a single node, and see value from using kubernetes. 我已经完全明白k3s和MicroK8s是两个完全不同的概念。 Use MicroK8s, Kind (or even better, K3S and/or K3os) to quickly get a cluster that you can interact with. Microk8s vs k3s - Smaller memory footprint off installation on rpi? github. Eventually they both run k8s it’s just the packaging of how the distro is delivered. I could never scale a single microk8s to the meet the number of deploys we have running in prod and dev. I don't regret spending time learning k8s the hard way as it gave me a good way to learn and understand the ins and outs. 19 (August 2020). and god bless k3d) is orchestrating a few different pods, including nginx, my gf’s telnet BBS, and a containerized Jan 10, 2025 · Getting the k3s nodes using kubectl Minikube vs k3s: Pros and Cons. Load balancing can be done on opnsense but you don't NEED load balancing for home k8s. Apr 14, 2023 · microk8s是一个非常轻量级的k8s发行版，小巧轻量安装快速是他的特点，microk8s是使用snap包安装的，所以他在Ubuntu上的体验是最好的，毕竟microk8s是Canonical公司开发的产品。 We're using microk8s but did also consider k3s. Was put off microk8s since the site insists on snap for installation. For starters microk8s HighAvailability setup is a custom solution based on dqlite, not etcd. " when k3s from Rancher and k0s from Mirantis were released, they were already much more usable and Kubernetes certified too, and both ones already used in IoT environments. vs K3s vs minikube Lightweight Kubernetes distributions are becoming increasingly popular for local development, edge/IoT container management and self-contained application deployments. Moved over to k3s and so far no major problems, i have to manage my own traefik 2. K3S seems more straightforward and more similar to actual Kubernetes. I manage all of them (and other AKS, Kubernetes, GKE, etc. I use Microk8s to develop in VS Code for local testing. K3s also does great at scale. That is not k3s vs microk8s comparison. Kubernetes Features and Support. k0s vs k3s vs microk8s – Detailed Comparison Table Well considering the binaries for K8s is roughly 500mb and the binaries for K3s are roughly 100mb, I think it's pretty fair to say K3s is a lot lighter. So now I'm wondering if in production I should bother going for a vanilla k8s cluster or if I can easily simplify everything with k0s/k3s and what could be the advantages of k8s vs these other distros if any. You signed out in another tab or window. If you need a bare metal prod deployment - go with 115K subscribers in the kubernetes community. The Kubernetes that Docker bundles in with Docker Desktop isn't Minikube. So I decided to swap to a full, production grade version to install on my development homelab. Supports different hypervisors (VirtualBox, KVM, HyperKit, Docker, etc. Yes, it is possible to cluster the raspberry py, I remember one demo in which one guy at rancher labs create a hybrid cluster using k3s nodes running on Linux VMs and physical raspberry py. from github microshift/redhat page "Note: MicroShift is still early days and moving fast. Just because you use the same commands in K3s doesn't mean it's the same program doing exactly the same thing exactly the same way. I'm now looking at a fairly bigger setup that will start with a single node (bare metal) and slowly grow to other nodes (all bare metal), and was wondering if anyone had experiences with K3S/MicroK8s they could share. If you have multiple pis and want to cluster them, then I’d recommend full kube Reply Based on personal experience, I have only worked with Cloud managed K8S clusters (AKS, EKS) for over an year. 关于k3s，更准确的说法是它使用的是containerd，而不是内置了Docker。从MicroK8s的行为来看，它看起来是在运行Docker。 我计划进一步调查了解使用两种嵌入式Docker命令可以做些什么（例如构建等）。 4. A couple of downsides to note: you are limited to flannel cni (no network policy support), single master node by default (etcd setup is absent but can be made possible), traefik installed by default (personally I am old-fashioned and I prefer nginx), and finally upgrading it can be quite disruptive. Can just keep spinning up nodes and installing k3s as agents. A better test would be to have two nodes, the first the controller running the db, api server, etc and the second just the worker node components, kubelet, network, etc. Rancher just cleaned up a lot of the deprecated/alpha APIs and cloud provider resources. ) from my laptop, but when trying to merge/flatten my ~/. I had heard k3s was an option, but I can’t find an example for k3s that puts multiple nodes on one machine. Installs with one command, add nodes to your cluster with one command, high availability automatically enabled after you have at least 3 nodes, and dozens of built in add-ons to quickly install new services. It seems to be lightweight than docker. The conclusion here seems fundamentally flawed. I read that Rook introduces a whooping ton of bugs in regards to Ceph - and that deploying Ceph directly is a much better option in regards to stability but I didn't try that myself yet. Apr 29, 2021 · The k3s team did a great job in promoting production readiness from the very beginning (2018), whereas MicroK8s started as a developer-friendly Kubernetes distro, and only recently shifted gears towards a more production story, with self-healing High Availability being supported as of v1. Jan 23, 2024 · Two distributions that stand out are Microk8s and k3s. There is more options for cni with rke2. Apr 14, 2023 · microk8s是一个非常轻量级的k8s发行版，小巧轻量安装快速是他的特点，microk8s是使用snap包安装的，所以他在Ubuntu上的体验是最好的，毕竟microk8s是Canonical公司开发的产品。 Minikube is a tool that sets up a single-node Kubernetes cluster on your local machine. Reload to refresh your session. Just put it on an appropriate piece of hardware, use a dimensional model, and possibly also build pre-computed aggregate or summary tables. I think Microk8s is a tad easier to get started with as Canonical has made it super easy to get up and running using the snap installation method and enabling and disabling components in your Kubernetes cluster. I can't comment on k0s or k3s, but microk8s ships out of the box with Ubuntu, uses containerd instead of Docker, and ships with an ingress add-on. There're many mini K8S products suitable for local deployment, such as minikube, k3s, k3d, microk8s, etc. Docker still uses a VM behind the scenes but it's anyway lightweight. Get the Reddit app Scan this QR code to download the app now Full kubernetes vs k3s microk8s etc… for learning with a cluster upvotes github. Use it on a VM as a small, cheap, reliable k8s for CI/CD. 1. K3S is full fledged Kubernetes and CNCF certified. 1. This analysis evaluates four prominent options—k3s, MicroK8s, Minikube, and Docker Swarm—through the lens of production readiness, operational complexity, and cost efficiency. Microk8s monitored by Prometheus and scaled up accordingly by a Mesos service. It is just freakin slow on the same hardware. The contribution of this paper is a comparison of MicroK8s, k3s, k0s, and MicroShift, investigating their minimal resource usage as well as control plane and data plane performance in stress scenarios. I use k3s with kube-vip and cilium (replacing kube-proxy, thats why I need kube-vip) and metallb (will be replaced once kube-vip can handle externalTrafficPolicy: local better or supports the proxy protocol) and nginx-ingress (nginx-ingress is the one i want to replace, but at the moment I know most of the stuff of it). Supplemental Data for the ICPE 2023 Paper "Lightweight Kubernetes Distributions: A Performance Comparison of MicroK8s, k3s, k0s, and Microshift" by Heiko Koziolek and Nafise Eskandani - hkoziolek/lightweight-k8s-benchmarking Homelab: k3s. Provides validations in real time of your configuration files, making sure you are using valid YAML, the right schema version (for base K8s and CRD), validates links between resources and to images, and also provides validation of rules in real-time (so you never forget again to add the right label or the CPU limit to your The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. Also, microk8s is only distributed as a snap, so that's a point of consideration if you're against snaps. My single piece of hardware runs Proxmox, and my k3s node is a VM running Debian. Easy setup of a single-node Kubernetes cluster. Apr 29, 2021 · Both are CNCF-certified and support a different K8s datastore than the default one (etcd), with MicroK8s supporting dqlite (distributed SQLite) and k3s supporting MySQL, Postgres and SQLite. upvotes Postgres can work fine for reporting & analytics: it has partitioning, a solid optimizer, some pretty good query parallelism, etc. Microk8s also needs VMs and for that it uses Multipass. service, not sure how disruptive that will be to any workloads already deployed, no doubt it will mean an outage. UPDATE Mesos, Openvswitch, Microk8s deployed by firecracker, few mikrotik CRS and CCRs. We should manually edit nodes and virtual machines for multiple K8S servers. As far as I can tell, minikube and microk8s are out unless I use something like Multipass to create lightweight VMs. 168. Great overview of current options from the article About 1 year ago, I had to select one of them to make disposable kubernetes-lab, for practicing testing and start from scratch easily, and preferably consuming low resources. Full k8s allows things like scaling and the ability to add additional nodes. Ive got an unmanaged docker running on alpine installed on a qemu+kvm instance. Thanks for the great reference, Lars. Longhorn isn't a default for K3s, is just a storage provider for any K8s distro. As to deploying e. Develop IoT apps for k8s and deploy them to MicroK8s on your Linux boxes. Sep 13, 2021 · For example, MicroK8s by Canonical, and K3s by Rancher are targeted at IoT and edge computing. Installed metallb and configured it with 192. That Solr Operator works fine on Azure AKS, Amazon EKS, podman-with-kind on this mac, podman-with-minikube on this mac. Or, not as far as I can tell. btw. I'd start with #1, then move to #2 only if you need to. It is also the best production grade Kubernetes for appliances. i tried kops but api server fails everytime. Kubernetes discussion, news, support, and link sharing. I have a couple of dev clusters running this by-product of rancher/rke. Things break. I've noticed that my nzbget client doesn't get any more than 5-8MB/s. On Mac you can create k3s clusters in seconds using Docker with k3d. Why do you say "k3s is not for production"? From the site: K3s is a highly available, certified Kubernetes distribution designed for production workloads in unattended, resource-constrained, remote locations or inside IoT appliances I'd happily run it in production (there are also commercial managed k3s clusters out there). But when deepening into creating a cluster, I realized there were limitations or, at least, not expected behaviors. Aug 26, 2021 · MicroK8s is great for offline development, prototyping, and testing. That really is just applying some extra manifest, which you would already need. Have a look at https://github Mar 21, 2022 · K3s 专门用于在具有 Docker 容器的多个集群中运行 K3s，使其成为 K3s 的可扩展和改进版本。 虽然 minikube 是在本地运行 Kubernetes 的一般不错的选择，但一个主要缺点是它只能在本地 Kubernetes 集群中运行单个节点——这使它离生产多节点 Kubernetes 环境更远一些。 I chose k3s because it's legit upstream k8s, with some enterprise storage stuff removed. Production ready, easy to install, half the memory, all in a binary less than 100 MB. Also I'm using Ubuntu 20. work but I cannot access the dashboard or check version or status of microk8s Running 'microk8s dashboard-proxy' gives the below: internal error, please report: running "microk8s" failed: timeout waiting for snap system profiles to get updated. But that’s not HA or fault tolerant. So went ahead and installed K3s without the service lb but kept traefik. Once it's installed, it acts the same as the above. See more posts like Top Posts Reddit . I know that Kubernetes is benchmarked at 5000 nodes, my initial thought is that IoT fleets are generally many more nodes than that. rke2 is built with same supervisor logic as k3s but runs all control plane components as static pods. You switched accounts on another tab or window. Edit: I think there is no obvious reason to why one must avoid using Microk8s in production. Easily create multi-node Kubernetes clusters with K3s, and enjoy all of K3s's features Upgrade manually via CLI or with Kubernetes, and use container registries for distribution upgrades Enjoy the benefits of an immutable distribution that stays configured to your needs Sep 13, 2021 · GitHub repository: k3s-io/k3s (rancher/k3d) GitHub stars: ~17,800 (~2800) K8s on macOS with K3s, K3d and Rancher; k3s vs microk8s vs k0s and thoughts about their I use Lens to view/manage everything from Vanilla Kubernetes K8s to Microk8s to Kind Docker in Kubernetes. Even K3s passes all Kubernetes conformance tests, but is truly a simple install. I’d still recommend microk8s or k3s for simplicity of setup. I have found microk8s to be a bigger resource hog than full k8s. Im using k3s, considering k0s, there is quite a lot of overhead compared to swarm BUT you have quite a lot of freedom in the way you deploy things and if you want at some point go HA you can do it (i plan to run 2 worker + mgmt nodes on RPI4 and ODN2 plus a mgmt only node on pizero) For K3S it looks like I need to disable flannel in the k3s. Qemu becomes so solid when utilizing kvm! (I think?) The qemu’s docker instance is only running a single container, which is a newly launched k3s setup :) That 1-node k3s cluster (1-node for now. . k3s agents are not plug-and-play with k8s distribution control planes. Use "real" k8s if you want to learn how to install K8s. Strangely 'microk8s get pods', 'microk8s get deployment' etc. Integrates with git. Aug 14, 2023 · For me, when comparing Microk8s vs k3s, they are both awesome distributions. But I cannot decide which distribution to use for this case: K3S and KubeEdge. And it gives you more flexibility as what you want to configure. Personally I'm leaning toward a simple git (or rather, pijul, if it works out) + kustomize model for basic deployment/config, and operators for more advanced policy- or Oct 23, 2020 · Saved searches Use saved searches to filter your results more quickly What's your thoughts on microk8s vs K3s? I too have nothing on my cluster and am thinking about binning the lot and copying your setup if that means I'm nearer to doing the same thing as everyone else. K3s would be great for learning how to be a consumer of kubernetes which sounds like what you are trying to do. Turns out that node is also the master and k3s-server process is destroying the local cpu: I think I may try an A/B test with another rke cluster to see if it's any better. It provides a VM-based Kubernetes environment. Also you probably shouldn't do rancher because that is yet another thing to learn and set up. Having used both I prefer k3s. Not sure what it means by "add-on" but you can have K3s deploy any helm that you want when you install it and when it boots, it comes with a helm operator that does that and more. e. K3s has a similar issue - the built-in etcd support is purely experimental. Jun 30, 2023 · Developed by Rancher, for mainly IoT and Edge devices. Haha, yes - on-prem storage on Kuberenetes is a whooping mess. Microk8s seems stuck in the Ubuntu eco system, which is a downside to me. Let’s take a look at Microk8s vs k3s and discover the main differences between these two options, focusing on various aspects like memory usage, high availability, and k3s and microk8s compatibility. I found k3s to be ok, but again, none of my clients are looking at k3s, so there is no reason to use it over k8s. Still working on dynamic nodepools and managed NFS. x deployment but i was doing this even on microk8s, at the time canonical was only providing nginx ingresses, seems that an upcoming k3s version will fix this. Cilium's "hubble" UI looked great for visibility. Multi-cluster management with profiles. Best I can measure the overhead is around half of one Cpu and memory is highly dependent but no more than a few hundred MBs probably some years ago I would say plain docker/dcompose, but today there are so many helm charts ready to use that use k8s (maybe lightweight version like k3s,microk8s and others) even on single node is totally reasonable for me. Main benefits of microk8s would be integration with Ubuntu. traefik from k3s, or deploying it yourself: I suggest you consider doing it yourself. I should therefore reiterate that the final selection will largely depend on the task at hand , resource considerations, and network infrastructure requirements. Most people just like to stick to practices they are already accustomed to. I am leaning towards KIND since that’s sort of the whole point of it, but I wanted to solicit other opinions. 04 on WSL2. Now, let’s look at a few areas of comparison between k3s vs minikube. ). For testing in dev/SQA and release to production we use full k8s. It is much much smaller and more efficient, and in general appears to be more stable. K3s vs K0s has been the complete opposite for me. I use portainer as the manager because its easy right? Anyway, I can deploy an like gitea via the LB. For me the easiest option is k3s. I would prefer to use Kubernetes instead of Docker Swarm because of its repository activity (Swarm's repository has been rolling tumbleweeds for a while now), its seat above Swarm in the container orchestration race, and because it is the ubiquitous standard currently. So, if you want a fault tolerant HA control plane, you want to configure k3s to use an external sql backend or…etcd. 255 ip range. 总结. K3s is going to be a lot lighter on resources and quicker than anything that runs on a VM. The topology of k3s is fairly unique and requires both the server nodes and the agents be k3s. Vlans created automatically per tenant in CCR. They also have some interesting HA patterns because every node is in the control plane, which is cool but really only useful for particular use cases. The API is the same and I've had no problem interfacing with it via standard kubectl. I think manually managed kubernetes vs Microk8s is like Tensorflow vs PyTorch (this is not a direct comparison, because tensorflow and PyTorch have different internals). Add-ons for additional functionalities Feb 21, 2022 · Small Kubernetes for local testing - k0s, MicroK8s, kind, k3s, k3d, and Minikube Posted on February 21, 2022 · 1 minute read I know you mentioned k3s but I definitely recommend Ubuntu + microk8s. I would recommend either distribution in the home lab . Unveiling the Kubernetes Distros Side by Side: K0s, K3s, microk8s, and Minikube ⚔️ I took this self-imposed challenge to compare the installation process of these distros, and I'm excited to share the results with you. If you are looking to run Kubernetes on devices lighter in resources, have a look at the table below. Node running the pod has a 13/13/13 on load with 4 procs. You can also have HA by just running 3 k3s nodes as master/worker nodes. Dec 20, 2019 · k3s-io/k3s#294. As soon as you have a high resource churn you’ll feel the delays. What is Microk8s? Hi, I've been using single node K3S setup in production (very small web apps) for a while now, and all working great. Would probably still use minikube for single node work though. There is also a cluster that I can not make any changes to, except for maintaining and it is nice because I don’t necessarily have to install anything on the cluster to have some level of visibility. In my opinion, the choice to use K8s is personal preference. reReddit: Top posts of October 4, 2021 For example, in a raspberry py, you wouldn't run k3s on top of docker, you simply run k3s directly. Features are missing. It can work on most modern Linux systems. Is there a lightweight version of OpenShift? Lighter versions of Kubernetes are becoming more mature. Is this distro more in the OpenShift, Rancher market, or edge, i. I run bone-stock k3s (some people replace some default components) using Traefik for ingress and added cert-manager for Let's Encrypt certs. TLDR; Which one did you pick and why? How difficult is it to apply to an existing bare metal k3s cluster? One of the big things that makes k3s lightweight is the choice to use SQLite instead of etcd as a backend. kube/config file, changing the context will set to the first instance found with that particular name. Feb 15, 2025 · In the evolving landscape of container orchestration, small businesses leveraging Hetzner Cloud face critical decisions when selecting a Kubernetes deployment strategy. But you can still help shape it, too. Prod: managed cloud kubernetes preferable but where that is unsuitable either k3s or terraform+kubeadm. That said, the k3s control plane is pretty full featured and robust. If you switch k3s to etcd, the actual “lightweight”ness largely evaporates. I have used k3s in hetzner dedicated servers and eks, eks is nice but the pricing is awful, for tight budgets for sure k3s is nice, keep also in mind that k3s is k8s with some services like trafik already installed with helm, for me also deploying stacks with helmfile and argocd is very easy to. Pick your poison, though if you deploy to K8S on your servers, it makes senses to also use a local K8S cluster in your developer machine to minimize the difference. My assumption was that Docker is open source (Moby or whatever they call it now) but that the bundled Kubernetes binary was some closed source thing. With microk8s the oversemplification and lack of more advanced documentation was the main complaint. Feb 9, 2019 · In relation to #303 to save more memory, and like in k3s project, we could think of reducing the memory footprint by using SQLite. I'm not entirely sure what it is. It also has a hardened mode which enables cis hardened profiles. Those deploys happen via our CI/CD system. Mar 31, 2021 · Lightweight distributions of Kubernetes such as KubeEdge [19], K3s [29], and Microk8s [43] either inherit the strong assumptions of kubernetes [15] or are meant to perform better on small scale (edit: I've been a bonehead and misunderstood waht you said) From what I've heard, k3s is lighter than microk8s. r/k3s: Lightweight Kubernetes. Then most of the other stuff got disabled in favor of alternatives or newer versions. Aug 14, 2023 · Two distributions that stand out are Microk8s and k3s. Canonical has Microk8s, SUSE has Kubic/CaaS, Rancher has k3s. When it comes to k3s outside or the master node the overhead is non existent. My company originally explored IoT solutions from both Google and AWS for our software however, I recently read that both MicroK8s and K3s are potential candidates for IoT fleets. For the those using k3s instead is there a reason not to use microk8s? In recent versions it seems to be production ready and the add-ons work well but we're open to switching. I don't think there's an easy way to run Kubernetes on Mac without VMs. K3s and all of these actually would be a terrible way to learn how to bootstrap a kubernetes cluster. Initially I did normal k8s but while it was way way heavier that k3s I cannot remember how much. maintain and role new versions, also helm and k8s Also K3s CRI by default is containerd/runc and can also use docker and cri-o. 前言有一段时间没好好整理k8s本地开发环境了，Kubernetes官方文档曾几何时已经支持中文语言切换且更新及时，感谢背后的开源社区协作者们。本文主要记录k8s本地开发环境快速搭建选型方案，毕竟现在公有云托管型Kube… Maybe that's what some people like: it lets them think that they're doing modern gitops when they go into a gui and add something from a public git repo or something like that. k0s, k3s, microk8s? Or it has “flavors” distro for both? Curious to know how easy would be to start experimenting locally. btt ynqbw jbhu xblmy aaehyue vjlz tpkmhxh jancpb muxkr nbfw hmocfaj fpcquou fwfq oteh dnjf