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Questions tagged [kubernetes]

Kubernetes is an open source orchestration system for Docker containers. It handles scheduling onto nodes in a compute cluster and actively manages workloads to ensure that their state matches the users declared intentions. Using the concepts of "labels" and "pods", it groups the containers which make up an application into logical units for easy management and discovery.

Kubernetes is an open source orchestration system for Docker containers. It handles scheduling onto nodes in a compute cluster and actively manages workloads to ensure that their state matches the users declared intentions. Using the concepts of "labels" and "pods", it groups the containers which make up an application into logical units for easy management and discovery.

For more details, visit the official Kubernetes page.

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Connection though VPC peering from VM to Kubernetes Service

I have 2 VPCs in GPC, the first one (VPC-1) running k8s cluster and the second running some VMs (VPC-2). I created a VPC peering between these 2 VPCs and I am able to connect from VM on VPC-2 to pod IP on VPC-1. But I would like to connect to the…
DevOpsTech
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K3S arm64 distributed files systems

I deployed a K3S Cluster on arm64 and I need to have a DFS directly on-premise, It will be better to have it running on the kubernetes stack. Regarding DFS choices there are some options, but...: GlusterFS: Unfortunately CSI drivers is not currently…
GoA Oz
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How to access stopped container's file system on k3s?

I have a local Kubernetes cluster running with k3s and want to access the filesystem of a stopped Pod. The Pod originates from a CronJob and I want to investigate further why the Job failed. For a "regular" Kubernetes setup, I would have tried to…
Daniel Albuschat
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Traffic encryption between EC2 and EKS pods

We are deploying our app to the EKS, and have a hybrid situation where some services aren't deployed yet within the EKS cluster. We want the traffic between services deployed on EC2 instances would be encrypted during communication with services…
Mickey Hovel
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How do I allow an additional AWS user to gain access to EKS?

I'm trying to do: [ec2-user@xxxxxxxxx x]$ aws eks update-kubeconfig --name prod-eks-v2 --role-arn arn:aws:iam::9xxxxxxxxxxeks-v2-cluster-ServiceRole-xxxxxxxxxx An error occurred (AccessDeniedException) when calling the DescribeCluster operation:…
Chris Stryczynski
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kubeadm - ERROR start version '' not supported

Recently I upgraded Kubernetes cluster from version 1.5.3 to 1.6.1 using kubeadm. Now I would like to upgrade from version 1.6.1 to 1.6.2 but I'm facing this error: [root@master ~]#kubeadm upgrade plan --v=5 I1113 14:14:31.046080 8368 plan.go:67]…
cgrim
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azure kubernetes network policy to allow some external hosts only for a pod

Let's say I've created a cluster with a manifest like: apiVersion: apps/v1 kind: Deployment metadata: name: my-app spec: replicas: 1 selector: matchLabels: app: my-app template: metadata: labels: app: my-app …
Роман Коптев
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Getting error INFO [SocketServer brokerId=3] Failed authentication with /10.2.***.* (SSL handshake failed) (org.apache.kafka.common.network.Selector)

I have kafka multibroker deployed on kubernetes, with interbroker SSL communication, I have set the folowing…
namrata
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IPS for web application in Kubernetes

We have an application hosted in Azure under Kubernetes. In a security compliance document shared with us, there are multiple points mentioning about implementation of an IPS (Intrusion Prevention System). I understand the features and security…
Anonymous Platypus
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Installing drivers into docker image for kubernetes deployment

I am accessing a USB Card reader on an Ubuntu 18.04 node. Here is what is installed on the Ubuntu 18.04 node to access the USB Card reader: sudo apt-get install pcscd sudo apt-get install pcsc-tools // same as pcsc-lite …
Steven Smart
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Is Openshift OKD multitenant to external customers or to users?

Is Openshift OKD meant to be something you can deploy on a per customer basis, so their user's have multitenancy? Or is it meant to be a single huge openshift okd cluster than you deploy on which all your customers can use it?
tread
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How do I use AWS EKS with the Jenkins Kubernetes Cloud plugin?

I have found essentially no documentation about how to use the Jenkins Kubernetes Plugin with Amazon EKS. The documentation mentions aws-iam-authenticator and a java setting to change a cache timeout, but doesn't explain how to configure…
papercrane
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Elasticsearch pods cant get volume

I used the official elasticsearch helm chart onto my GKE cluster. However, the pods cannot start with the error: pod has unbound immediate PersistentVolumeClaims. I can see that the persistent volume claim has been created in the GCP console, but…
Amit
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Kubernetes CPU usage

I am using Rancher. I have deployed a cluster with 1 master & 3 worker nodes. All Machines are VPSes with 2 vCPU, 8GB RAM and 80GB SSD. After the cluster was set up, the CPU reserved figure on Rancher dashboard was 15%. After metrics were enabled,…
Dojo
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Route traffic through floating ip

I have a (kubernetes) cluster (3 servers, ips 172.20.10.[10,11,12]), and between them their is 1 floating ip (172.20.10.20). My provider has an 1:1 NAT for an dedicated public ip to the floating ip. All the floating ip thing works perfectly (when…
Igor Zulcão
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