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Questions tagged [bare-metal]

67 questions
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FQDN LB Bare metal kubernetes

Hello everyone and have a great time of the day! I've got following non trivial idea to move my K8s from AWS EKS to bare metal VMware. Initially I've tried VMware solutions like Tanzu but NSX needs real HA and I'm not currently able to bring 2 more…
Victor EStalin
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No route to host from control plane node on bare metal kubernetes

I am running a kubernetes cluster composed of three nodes. Control plane node is running inside an Azure VM, and two worker nodes on two separate bare-metal servers. I have set up the cluster with kubeadm and two worker nodes joined without issues.…
matko031
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How do I expose my WebAPI using NodePort (or other method) so that the public net can hit it?

I am trying to host a WebApi on K8s using deployments and service. I want my API to be publicly accessible from the public net using the Public IP of the node. I have this cluster on a Cloud provider’s VM. Like bare metal but on cloud VMs. I have…
Adil Abdul Rahman
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kubernetes cert-manager https attempt propagation check failed

Im trying to set up https on a local bare metal kubernetes cluster. Im getting an cert-manager/challenges "msg"="propagation check failed" "error"="wrong status code '404', expected '200'" error. I think the way i've set up my nodeports is the issue…
lloyd noone
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kubernetes cluster cert-manager in crashloopbackoff

I had a kubernetes cluster running on a raspberry pi that had a simple server running on it. It's a small project i'm using to learn kubernetes. After coming back to the project i realised it wasn't responding anymore. I Assumed this was because the…
lloyd noone
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Route traffic to Kubernetes cluster using iptables

I have a kubernetes cluster (currently only 1 node) running on my root server (netcup) and try to route traffic to it. Im pretty bad in networking so hopefully someone can help me. On the cluster metallb is installed and calico as CNI. Metallb is…
Peter C. Glade
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Physical shutdown through power button required on Ubuntu 20.05.5 Server after reboot

Further elaborating what the title says: basically I have an Ubuntu 20.05.5 bare metal server that I am renting from a third party provider. Every time I run a generic software update that includes kernel modules, I also need to reboot the machine:…
pnuts.93
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how do you check load balancer method "algorithm" for a nginx ingress controller?

I do have an ingress controller load balancer in my Kubernetes Cluster, how do I know if my load balancer run which algorithm? and what happens if my load balancer is not working or the algorithm is not working properly. Nb: install ingress…
newcomers
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What is real difference between old Intel Xeon E5-2690 v3 @ 2.60GHz and new Intel Xeon Gold 5218 @ 2.30GHz

We are hosting file processing SAAS on Intel Xeon E5-2690 v3 @ 2.60GHz and recently the Intel Xeon Gold 5218 @ 2.30GHz (Cascade Lake/Gold) is introduced in our data center. While comparing them at…
Tomas
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Kubernetes - Controller-manager and Scheduler is not listening on ports 10251-10252

I have installed kubernetes using kubeadm tool and has version 1.20.0 but it seems that the controller-manager and scheduler is not listening on 10251 and 10252 ports. due to this prometheus is unable to etch the metrics from both of them. I tried…
Vipin Jain
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How to find AWS EC2 with lowest latency to another server

I have a client sever located in AWS and I want to reduce latency between his machine and my EC2 instance. I rented two same servers in one availability zone and started sending requests to client`s API. It turned out that these servers have…
Alex Rozhnov
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Kubernetes running Windows + Linux Containers

I built a trading research system which runs backtest jobs. The system is managed by several Linux-based containers which are responsible for managing jobs, analyzing results, and storing all jobs and results in a PostgresDB. The backtest itself…
jersey bean
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Is it possible to run ansible on a bare metal?

Is it possible to run Ansible on a bare metal to install OS on multiple machines along with SW installation and CODE deployment?
Karthikeyan Mahalingam
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Kubernetes Few worker nodes vs many worker nodes

We use RKE for setting up the cluster with 4 master node (VM, 8 core CPUcurrentlysourcesstagingahorriblea workers and 16G ram) and 5 worker node(bare-metal, HPE G10, 88 core CPU, 256G ram) -Kubernetes version:1.15 -Host OS: coreos and increase max…
alireza71
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Use load balancer as virtual machine or bare metal

We are using an application with about 300 concurrent users. Now everything is virtualized: 1 VM as a load balancer, 2 VMs as web-server, (on this ESXi host there are additional +25 other VMs) and 1 server (bare metal) as SQL Server. We have some…
drewo
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