K3s vs microk8s reddit. Jun 20, 2023 · When to choose K3s vs.

K3s vs microk8s reddit I'm in the same boat with Proxmox machines (different resources, however) and wanting to set up a kubernetes type deployment to learn and self host. We run a secure k8s with nginx ingress and ~10 services for a real-time multiuser app. 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 Nov 22, 2024 · Hi, I will shortly start a project concept based on a hybrid system using Jetson Orin and Raspberry Pi’s. Hope this helps! Like minikube, microk8s is limited to a single-node Kubernetes cluster, with the added limitation of only running on Linux and only on Linux where snap is installed. It does give you easy management with options you can just enable for dns and rbac for example but even though istio and knative are pre-packed, enabling them simply wouldn’t work and took me some serious finicking to get done. Is there anything else in this space that can fit my description? I am NOT looking for Flatcar K2d K3d K3os K0s K3s Kairos microK8s MicroShift Minikube RancherOS Talos After pulling the plug on MicroK8s, I explored other distributions—k3s and RKE2, to be precise. service, not sure how disruptive that will be to any workloads already deployed, no doubt it will mean an outage. Additionally it's cloud and cluster agnostic which allows you to deploy on as small as k3s, microk8s cluster and also on managed clusters like EKS. If you already have something running you may not benefit too much from a switch. My goals are to setup some Wordpress sites, vpn server, maybe some scripts, etc. Rancher just cleaned up a lot of the deprecated/alpha APIs and cloud provider resources. Microk8s vs k3s - Smaller memory footprint off installation on rpi? Reddit . Initially I did normal k8s but while it was way way heavier that k3s I cannot remember how much. Oct 29, 2024 · 在这方面，K3s 使用起来比 Minikube 和 MicroK8s 稍微繁琐一些，两者都提供了更简单的添加节点的过程。 另一方面，K3s 被设计成一个成熟的、生产就绪的 Kubernetes 发行版，同时也是轻量级的。 Yeah that downside was the deal breaker for me, it's practically vendor locked to Ubuntu, because no way I'm installing Snap on Debian/Rocky/Suse to install microk8s when I can use k3s. 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). By default, K3s uses dqlite for single-node setups and switches to etcd for high-availability setups. what to used in prod microk8s, kubeadm, k3s, minikube and any others kubernetes supported tools? Haha, yes - on-prem storage on Kuberenetes is a whooping mess. I already have strong experience with CI/CD pipelines and cloud exposure with AWS where I've dealt ELB's, EC2's, ASGs etc Sep 13, 2021 · K8s on macOS with K3s, K3d and Rancher; k3s vs microk8s vs k0s and thoughts about their future; K3s, minikube or microk8s? Environment for comparing several on-premise Kubernetes distributions (K3s, MicroK8s, KinD, kubeadm) MiniKube, Kubeadm, Kind, K3S, how to get started on Kubernetes? Feb 21, 2022 · Small Kubernetes for local testing - k0s, MicroK8s, kind, k3s, k3d, and Minikube Posted on February 21, 2022 · 1 minute read Jan 10, 2025 · Getting the k3s nodes using kubectl Minikube vs k3s: Pros and Cons. 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. I use portainer as the manager because its easy right? Anyway, I can deploy an like gitea via the LB. I run bone-stock k3s (some people replace some default components) using Traefik for ingress and added cert-manager for Let's Encrypt certs. If you need a bare metal prod deployment - go with Jan 23, 2024 · Two distributions that stand out are Microk8s and k3s. I know k8s needs master and worker, so I'd need to setup more servers. K3s has a similar issue - the built-in etcd support is purely experimental. But I cannot decide which distribution to use for this case: K3S and KubeEdge. We're using microk8s but did also consider k3s. Installed metallb and configured it with 192. Jul 24, 2023 · A significant advantage of k3s vs. 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. (edit: I've been a bonehead and misunderstood waht you said) From what I've heard, k3s is lighter than microk8s. I use Microk8s to develop in VS Code for local testing. 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. MicroK8s. Use "real" k8s if you want to learn how to install K8s. Once it's installed, it acts the same as the above. Microk8s monitored by Prometheus and scaled up accordingly by a Mesos service. As soon as you have a high resource churn you’ll feel the delays. Because k3s is optimized for resource constrained environments you may not be able to explore all Kubernetes capabilities but it will be enough to get you keep you busy for a long time. K3s is exclusively built to run K3s with multiple clusters with Docker containers, making it a scalable and improved version of K3s. 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. 总结. Moved over to k3s and so far no major problems, i have to manage my own traefik 2. Sep 1, 2023 · After pulling the plug on MicroK8s, I explored other distributions-k3s and RKE2, to be precise. So, looking solely at local use, especially for devs working with macbooks, I believe k3s/d is a great choice In my opinion, the choice to use K8s is personal preference. K3s: The Good and The Bad. The only difference is k3s is a single-binary distribution. I’d still recommend microk8s or k3s for simplicity of setup. Prod: managed cloud kubernetes preferable but where that is unsuitable either k3s or terraform+kubeadm. If you have multiple pis and want to cluster them, then I’d recommend full kube Reply Canonical has Microk8s, SUSE has Kubic/CaaS, Rancher has k3s. 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. I don't think there's an easy way to run Kubernetes on Mac without VMs. sudo snap install microk8s --classic --channel=1. Jun 20, 2023 · When to choose K3s vs. Also I'm using Ubuntu 20. To download and run the command, type: Settled for k3s because it's as easy to install as Docker Swarm, even includes Traefik. Currently running fresh Ubuntu 22. It is much much smaller and more efficient, and in general appears to be more stable. It cannot and does not consume any less resources. Step 2: Discover the k3s Automated Update Controller. For testing in dev/SQA and release to production we use full k8s. Reason why I ask is if I should bother learning the full fledge k8s or is learning with k3s/microk8s enough? I am not a developer but I am building my career towards devops/sre. Yes, k3s is basically a lightweight Kubernetes deployment. TLDR; Which one did you pick and why? How difficult is it to apply to an existing bare metal k3s cluster? btw. K3s' design has nothing help with edge or RPi scenarios as its advertisement and there's no any outstanding effort regarding to resource footprint optimization. kubeadm: kubeadm is a tool provided by Kubernetes that can be used to create a cluster on a single Raspberry Pi. Docker still uses a VM behind the scenes but it's anyway lightweight. 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). It doesnt need docker like kind or k3d and it doesnt add magic like minikube/microk8s to facilitate ease of provisioning a cluster. This analysis evaluates four prominent options—k3s, MicroK8s, Minikube, and Docker Swarm—through the lens of production readiness, operational complexity, and cost efficiency. Homelab: k3s. can do that stuff but with helmfile is 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. 26 What are the differences between K3s and MicroK8s? There are several important differences between K3s and MicroK8s, including the following: System compatibility. Because I only have one hypervisor, I'm only running a single-node k3s cluster (it's the control plane, etcd, and the worker): Use MicroK8s, Kind (or even better, K3S and/or K3os) to quickly get a cluster that you can interact with. If you are looking to run Kubernetes on devices lighter in resources, have a look at the table below. I have a Pi cluster using Flux2 and a gitops repo for all of my helmrelease files. Reddit . K3s vs K0s has been the complete opposite for me. Its low-touch UX automates or simplifies operations such as deployment, clustering, and enabling of auxiliary services required for a production-grade K8s environment. Jun 20, 2023 · Similarly, you can install MicroK8s on Ubuntu-based computers with the following command. Edit: I think there is no obvious reason to why one must avoid using Microk8s in production. OpenShift is great but it's quite a ride to set up. Microk8s vs k3s: What is the difference? Microk8s is a low-ops production Kubernetes. Can just keep spinning up nodes and installing k3s as agents. K3s was great for the first day or two then I wound up disabling traefik because it came with an old version. K3s runs on any Linux distribution without any additional external dependencies or tools. K3s seemed like a good fit at first, but my efforts to set it up in high-availability mode were not successful. I know that Kubernetes is benchmarked at 5000 nodes, my initial thought is that IoT fleets are generally many more nodes than that. We'll stick to this (and RKE2) for the time being, although it might sound like a strange mix of Ubuntu and suse components I'm facing a perplexing issue with my K3s cluster and really could use some help troubleshooting. Aug 14, 2023 · Two distributions that stand out are Microk8s and k3s. 04 on WSL2. So we ran a test and documented the results in this post . RedHat/MicroShift vs SuSE/k3s vs Canonical/microk8s, fight! Reply reply This little reddit hub is dedicated to Windows Phone 7, 8, Windows 10 Mobile Working with Kubernetes for such a long time, I'm just curious about how everyone pronounces the abbreviation k8s and k3s in different languages? In Chinese, k8s may be usually pronounced as /kei ba es/, k3s may be usually pronounced as /kei san es/. 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). Every single tutorial I found was about disabling integrated Traefik and using something else - maybe just because you can. maintain and role new versions, also helm and k8s in general. I am also pretty sure that it wasn’t K2d. That Solr Operator works fine on Azure AKS, Amazon EKS, podman-with-kind on this mac, podman-with-minikube on this mac. Having used both I prefer k3s. In general, you're likely to find K3s deployed more often for testing purposes on local devices, whereas MicroK8s is a better fit for deploying Kubernetes on IoT devices that can't run K3s. Use it on a VM as a small, cheap, reliable k8s for CI/CD. Mesos, Openvswitch, Microk8s deployed by firecracker, few mikrotik CRS and CCRs. 1. So k3s is only a "binary size reduced version" of k8s and it played a nice trick with CNCF since its conformance test set is weak. So went ahead and installed K3s without the service lb but kept traefik. 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. I know you mentioned k3s but I definitely recommend Ubuntu + microk8s. Agreed. My principal engineer started with k3s then switched to microk8s for more robust features. 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. 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) Strangely 'microk8s get pods', 'microk8s get deployment' etc. And there’s no way to scale it either unlike etcd. Would probably still use minikube for single node work though. 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. Microk8s also needs VMs and for that it uses Multipass. No pre-req, no fancy architecture. On Mac you can create k3s clusters in seconds using Docker with k3d. UPDATE vs K3s vs minikube Lightweight Kubernetes distributions are becoming increasingly popular for local development, edge/IoT container management and self-contained application deployments. I'm either going to continue with K3s in lxc, or rew With microk8s the oversemplification and lack of more advanced documentation was the main complaint. Main benefits of microk8s would be integration with Ubuntu. The big difference is that K3S made the choices for you and put it in a single binary. Those deploys happen via our CI/CD system. 168. As soon as you hit 3 nodes the cluster becomes HA by magic. I've got a K3s cluster running on two machines - one acting as the master and the other as a worker. Mar 31, 2021 · The platforms MicroK8s (mK8s) and K3s, which are analyzed in this paper, claim to provide an easy deployment of K8s in a simplified form and way. Step 1: Discover k3s. (no problem) As far as I know microk8s is standalone and only needs 1 node. TL;DR: Due to documentation and the information available back then, I didn't understand how identical k3s and k0s were and chose the less popular but almost identical product over the more popular one. However for local use, I think microk8s is not really an option, and then k3s dockerized kind beats minikube in overhead and resources, and I think a little better than kind. I need to install a Kubernetes cluster on both (GPU is not initially required but is nice to have from the start). Still working on dynamic nodepools and managed NFS. Raspberry pi’s are pretty easy and cheap to setup. So I took the recommendation from when I last posted about microk8s and switched to K3s. MicroK8s is the easiest way to consume Kubernetes as it abstracts away much of the complexity of managing the lifecycle of clusters. 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. Please check out the documentation for more info or feel free to ping me. K3s works on any Linux distribution, but Check out Rancher and K3s, it may get you close enough to your goal set up with a few less moving parts. 0-192. Does MicroK8s or k3s or minikube run on the ARM Macs? Asking cause I don’t really know. Comparing resource consumption on k0s vs K3s vs Microk8s A few folks have been asking about the differences in resource consumption between k0s, k3s, and microk8s. I can't really decide which option to chose, full k8s, microk8s or k3s. Vlans created automatically per tenant in CCR. Although my company is on Ubuntu for >10 years now, we always had issues with microk8s while k3s worked flawlessly for us ever since. One of the big things that makes k3s lightweight is the choice to use SQLite instead of etcd as a backend. Was put off microk8s since the site insists on snap for installation. About 57 million people visit the site every day to chat about topics as varied as makeup, video games and pointers for power washing driveways. Full k8s allows things like scaling and the ability to add additional nodes. In a way, K3S bundles way more things than a standard vanilla kubeadm install, such as ingress and CNI. 255 ip range. 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). k0s vs k3s vs microk8s – Detailed Comparison Table K3S is full fledged Kubernetes and CNCF certified. When it comes to k3s outside or the master node the overhead is non existent. 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. 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. Longhorn isn't a default for K3s, is just a storage provider for any K8s distro. K3S seems more straightforward and more similar to actual Kubernetes. Using k3s at home to learn is great and you won't really be missing out on much, it's just worth learning what k3s actually is and the different ways to run Kubernetes. Even though it works fine on AMD64 and ARM64 environments, it does not install on ARM32 architectures - which k3s does. It is just freakin slow on the same hardware. Installing k3s is simple and is a single binary you download and run. I guess Canonical being Canonical. For starters microk8s HighAvailability setup is a custom solution based on dqlite, not etcd. May 4, 2022 · In short, the relative advantages and disadvantages of Minikube, K3s, and MicroK8s can be summed up as follows: Minikube is the easiest overall to use, but it's not a production-grade solution. K3s is the easier production-grade lightweight distribution. 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. 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. The API is the same and I've had no problem interfacing with it via standard kubectl. K3s also does great at scale. 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. K3s: K3s is a lightweight Kubernetes distribution that is specifically designed to run on resource-constrained devices like the Raspberry Pi. Even K3s passes all Kubernetes conformance tests, but is truly a simple install. Aug 26, 2021 · MicroK8s is great for offline development, prototyping, and testing. I use Lens to view/manage everything from Vanilla Kubernetes K8s to Microk8s to Kind Docker in Kubernetes. But that’s not HA or fault tolerant. Want to update to a newer k3s release? Gitops change. Strangely, the worker node seems to have trouble resolving DNS. Then most of the other stuff got disabled in favor of alternatives or newer versions. It consumes the same amount of resources because, like it is said in the article, k3s is k8s packaged differently. Other than that, they should both be API-compatible with full k8s, so both should be equivalent for beginners. Multi node microk8s uses dqlite by default unless you want to run your own etcd cluster (you don't). 我已经完全明白k3s和MicroK8s是两个完全不同的概念。 I have found microk8s to be a bigger resource hog than full k8s. In terms of resource utilization and deployment Do you happen to know if k3s can survive network changes to the host like microk8s can? Right now im forced into mk8s or docker desktop for the edge nodes that have changing ips on the public internet adapter. there’s a more lightweight solution out there: K3s It is not more lightweight. vs K3s vs minikube Lightweight Kubernetes distributions are becoming increasingly popular for local development, edge/IoT container management and self-contained application deployments. reReddit: Top posts of 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. reReddit: Top posts of October 4, 2021. So, if you want a fault tolerant HA control plane, you want to configure k3s to use an external sql backend or…etcd. I'd start with #1, then move to #2 only if you need to. What is Microk8s? 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. 04LTS on amd64. Now, let’s look at a few areas of comparison between k3s vs minikube. I've been running a k3s cluster at home for over two years now and there's very little maintanence of the control plane required (though my control plane runs on a single raspberry pi 4 using the k3s etcd shim, so the database is stored locally in sqlite). Or if you have one extra whatever computer you can use one of the aforementioned stacks as they run (can run) on a single computer. Although minikube is a generally great choice for running Kubernetes locally, one major downside is that it can only run a single node in the local Kubernetes cluster-this makes it a little farther to a production multi-node Kubernetes environment. The ramp up to learn OpenShift vs deploying a microk8s cluster is way steeper. It also contains the YAML for the automated update controller and the CRDs for controlling the k3s version itself. You could spin up a HA k3s cluster alongside the existing single node microk8s "cluster" and use something like velero to migrate any PVs. For example, in a raspberry py, you wouldn't run k3s on top of docker, you simply run k3s directly. It is easy to install and requires minimal configuration. Cilium's "hubble" UI looked great for visibility. It is also the best production grade Kubernetes for appliances. Kubernetes Features and Support. 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. Reddit has long been a hot spot for conversation on the internet. Develop IoT apps for k8s and deploy them to MicroK8s on your Linux boxes. I am sure it was neither K3s nor K0s, as there was a comparison to those two. 1. 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. . I see threads here about K3s and MicroK8s… can I have any advice on what K8s solution to use considering the previous info? (Basically heterogeneous hardware [I’d like Also K3s CRI by default is containerd/runc and can also use docker and cri-o. Feb 15, 2025 · In the evolving landscape of container orchestration, small businesses leveraging Hetzner Cloud face critical decisions when selecting a Kubernetes deployment strategy. 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 . Deploying microk8s is basically "snap install microk8s" and then "microk8s add-node". 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. My single piece of hardware runs Proxmox, and my k3s node is a VM running Debian. 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. 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. 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. Installing k3s. Microk8s also has serious downsides. The middle number 8 and 3 is pronounced in Chinese. Aug 26, 2021 · Derived from MicroK8s main docs web page, MicroK8s is the smallest, fastest, fully-conformant Kubernetes that tracks upstream releases and makes clustering trivial. Is there a lightweight version of OpenShift? Lighter versions of Kubernetes are becoming more mature. I could never scale a single microk8s to the meet the number of deploys we have running in prod and dev. 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. 19 (August 2020). For me the easiest option is k3s. What you learn on k3s will be helpful in any Kubernetes environment. 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. In recent years, Reddit’s array of chats also have been a free teaching aid for companies like Google, OpenAI and Microsoft. There're many mini K8S products suitable for local deployment, such as minikube, k3s, k3d, microk8s, etc. Therefore, k3s may be preferred if you're using Kubernetes in an extremely restricted environment. Also, microk8s is only distributed as a snap, so that's a point of consideration if you're against snaps. Most people just like to stick to practices they are already accustomed to. Hard to speak of “full” distribution vs K3S. Let’s first look at the kubernetes features and support that most would want for development and DevOps. MicroK8s is great for offline development, prototyping, and testing. Many companies use managed Kubernetes instances in cloud providers, so if you also want to learn that then it's worth getting a free tier account at some of the cloud providers and practicing there. I did not find a single tutorial how to just deploy a service and enable routing by sub-domain with Traefik. Depends on how much you wanna do with it. If you switch k3s to etcd, the actual “lightweight”ness largely evaporates. 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. 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. Jun 30, 2023 · Minikube vs Kind vs K3S; Reddit — K3S vs MicroK8S vs K0S; K3S Setup on Local Machine; K3S vs MicroK8S What is the Difference; 5 K8S Distributions for Local Environments; 2023 Lightweight Kubernetes Distributions For K3S it looks like I need to disable flannel in the k3s. other Kubernetes distributions is its broad compatibility with various container runtimes and Docker images, significantly reducing the complexity associated with managing containers. It seems to be lightweight than docker. For my dev usecase, i always go for k3s on my host machine since its just pure kubernetes without the cloud provider support (which you can add yourself in production). K3s has builtin support for an etcd dataplane that you don't have to manage yourself. ffad clykt jadyso quqeed thtog xjoqd xqqyd hrnulm qfrsgqi mzrz uxxfo sogk vfrykdd lmnlz jucml