Questions tagged [microk8s]

microk8s is a Kubernetes snap package for Ubuntu.

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Where can I find snap microk8s kubertes installation help?

Good day all. First time snap microk8s user and need help. Followed the guide located here https://microk8s.io/ with no success. The following command hangs for longer then 30 mins requiring keyboard ...
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2answers
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How to perform a port-forward on microk8s and send that process to the background?

I am trying to run this command: microk8s kubectl port-forward -n kube-system service/kubernetes-dashboard 10443:443 But the output is the following: └─[$] <> microk8s kubectl port-forward -n ...
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Kubeflow installation failed in Ubuntu 18.04

We had tried to install Kubeflow as instructed here. When we ran microk8s enable kubeflow --ignore-min-mem as test node doesnt have 8GB+ memory. It gets following output during installation Enabling ...
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1answer
459 views

Remove node from Microk8s cluster

I've dead node which I probably removed using kubectl instead of microk8s command. The problem is that microk8s status still shows it among datastore standby nodes. How can it be deleted from the ...
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Force user to see only single application window

I'd like to configure Ubuntu 18.04 system so that: User, after logging in, can only use a single application and nothing else Underneath other with access can connect via ssh and have full control of ...
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3answers
454 views

MicroK8s failed to join RPI cluster error code 500

Error 500 Hello I'm halfway through my uni dissertation and stumped as I can't for the life of me figure out why the designated leaf nodes can't join the master node's cluster? I'm following the ...
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microk8s Default Username and Password?

I have installed microk8s on my Windows 10 machine using Hyper-V. I would like to SSH into the microk8s-vm using Putty. What is the default username and password to do this?
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1answer
710 views

Installing Kubeflow Ubuntu Studio 20.04 then “Couldn't contact api.jujucharms.com”

I am following the install directions from both https://microk8s.io/docs and https://ubuntu.com/ai/install-kubeflow. All has been fine until; microk8s enable kubeflow Then the following happens; ...
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microk8s gpu enablement on WSL2

Does microk8s support gpu enablement and kubeflow on wsl2 Ubuntu 20.04? I understand and also successfully tested Tensorflow-GPU on WSL2 in a docker setting. Wondering if microk8s currently support ...
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Default Installation of microk8s Fails to Start in Offline Environment

What I did... On a separate machine that has Internet access, download the snap files for microk8s as per [https://microk8s.io/docs/install-alternatives#heading--offline]. Copy the files downloaded ...
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1k views

Ubuntu 20.04 on Raspberry Pi 4 cannot install MicroK8s

I have installed on a brand-new RPi 4 an Ubuntu server 20.04 following the indications contained here. I boot my system, it starts correctly, then I try to install MicroK8s following Canonical's ...
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Kubernetes cluster federation with Microk8s

I recently discovered Microk8s and found it very compelling. In our setup we would need to implement a Federated Kubernetes setup, distributed on three sites. I didn't find any way to setup microk8s ...
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412 views

microk8s installation : version `GLIBC_2.27' not found

I tried to install microk8s on my ubuntu 20.04, but when I check for the status microk8s status I got this error /snap/microk8s/1839/bin/uname: /snap/core/current/lib/x86_64-linux-gnu/libc.so.6: ...
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1answer
455 views

Microk8s for Mysql High- Availability

I am trying to setup MySQL HA Database with Microk8s Kubernetes. The goal is to have MySQL running on all 3 nodes with 1 floating IP in between them, and that if any of the nodes bursts up in flames ...
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427 views

microk8s on LXC: Service snap.microk8s.daemon-proxy is not running

I installed microk8s in a LXD container snap install microk8s --classic When I inspect the instance it shows that snap.microk8s.daemon-proxy is not running root@mk8s1:~# microk8s inspect Inspecting ...
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1answer
1k views

Microk8s doesn't start without internet access

I have a mickrok8s install from snap that after a power off doesn't start without internet access. Need a solution for not depending on the internet accessibility for my local cluster to work. Trying ...
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1answer
251 views

UFW not blocking traffic to microk8s cluster

I successfully deployed k8s pod with service of type NodePort in microk8s cluster. Now when I enable ufw and try to deny incoming traffic to the exposed port 31001 using command ```ufw deny 31001``` , ...
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Microk8s install on RPI devices

I have attempted to install microk8s on 5 rpi units but on my master node cannot get the node to accept other nodes nor do I get a response when I try to list the pods on the cluster. the command ...
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165 views

Microk8s Airgap Deployment

Setting up Microk8s on an offline airgap environment I saw the offline guide by downloading the microk8s snap however for the addons like kubeflow, metallb,promethus, linkerd, istio are they able to ...
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1answer
3k views

How do I access microk8s externally exposed service ip over network?

I am running a microk8s instance on Ubuntu server as a vanilla install, configured with MetalLB to dynamically allocate 10.0.2.1 to 10.0.2.200 and the Nginx ingress controller enabled. I've installed ...
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2answers
279 views

microk8s OIDC with keycloak

I would like to protect microk8s behind an identity server (keycloak) with OIDC. Where do i have to set the configurations to use my keycloak server as a Kubernetes Identity Server?
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282 views

Raspberry Pi 4 Microk8s cluster is not starting containers?

Thanks for your time, I have a master and worker Microk8s cluster running in my homelab. My build doc is here; GitHub I get no errors when running sudo microk8s.inspect I can't even start a simple ...
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Why can't see pod resources in the cluster which created by microk8s?

Installed microk8s by sudo snap install microk8s --classic --channel=1.17/stable Alias alias kubectl='microk8s.kubectl' Current docker container: docker container ls CONTAINER ID IMAGE ...
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2answers
1k views

How do I keep a snap from starting on boot?

Is there a way of disabling a snap from automatically starting? I installed the microk8s snap, which is very cool, however it starts automatically every time I restart my computer. I can stop it ...
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737 views

Microk8s offline install without using snap?

I am trying to install Microk8s but for various reasons, we cannot use snap (mainly around the way how we start/stop services). To complicate things a bit more we do not often have internet access ...
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1answer
2k views

'/snap/bin' is not included in Ubuntu 18.0.4

While installing MicroK8s on a single node, getting below error while getting status of microk8s : The command could not be located because '/snap/bin' is not included in the PATH environment ...
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1answer
674 views

Is it possible to install MicroK8s on Ubuntu core 18?

Ubuntu Core 18 has snap built in, when trying to install it I get the following error: $ sudo snap install microk8s error: snap "microk8s" requires classic confinement which is only available on ...
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1answer
392 views

Microk8s snap broken

I am trying to get Microk8s to work using snap. When I run any snap command related to microk8s, I get the following error message: error : cannot perform the following tasks: - Arrêter les services ...
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1answer
953 views

How can I run microk8s on LXD?

When I try to snap install microk8s on an LXD machine, it doesn't start and produces these errors: sysop@hoseplavm:~$ lxc list +------------+---------+----------------------+------+------------+------...
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1answer
463 views

“microk8s.enable istio” on microk8s fails due to “field is immutable”

microk8s.enable istio on microk8s fails due to field is immutable. The relevant failure output is Error from server (Invalid): error when applying patch: {"metadata":{"annotations":{"kubectl....
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1answer
4k views

How to install applications like helm on microk8s?

In order to install applications like helm on Kubernetes on Google Cloud (gCloud) I start a cloud shell from the dashboard. How would one do that or install helm in a different way on microk8s? I'm ...
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How to access micro8ks's dashboard web UI?

There's information how to enable the dashboard extension microk8s.enable dashboard (which I ran) and how to display URLs of other extensions enabled like this: kubectl cluster-info How to get the ...