Questions tagged [bare-metal]

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Why NodePort service is not accessible on Kubernetes Master node?

I have Kubernetes (1.28.2) cluster installed on baremetal VMs. One master and 2 worker nodes. I am using Calico pod network. I have deployed a Traefik ingress with NodePort accessibility. Also ...
bkk's user avatar
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1 vote
0 answers
185 views

Alpine: Boot via iPXE and execute a script: can't stat "Filesystem": No such file or directory

I want to execute Alpine Linux and execute a script. alpine.ipxe #!ipxe # Unfortunately "https" will fail with current iPXE with "operation not permitted" # https://ipxe.org/err/...
guettli's user avatar
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356 views

metallb ip address is not accessible when trying to connect from host machine, how to fix that?

I have installed k3s on ubuntu 23 machine, which is installed on virtualbox and with bridged network set. My windows 10 host machine ip address Wireless LAN adapter Wi-Fi: Connection-specific DNS ...
sardar's user avatar
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0 answers
124 views

Failed to add worker node on external network to Kubernetes cluster

Hello I am currently running a Kubernetes cluster at home with 1 master node and 1 worker node. I tried to add instances running on Oracle Cloud as worker nodes to this Kubernetes cluster. I port-...
404NotFound's user avatar
0 votes
0 answers
608 views

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 ...
matko031's user avatar
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0 answers
3k views

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 ...
lloyd noone's user avatar
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0 answers
976 views

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 ...
lloyd noone's user avatar
0 votes
0 answers
696 views

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 ...
Peter C. Glade's user avatar
1 vote
1 answer
320 views

Limit number of CPU cores in bare metal server

I was trying to benchmark application performance across bare metal and hypervisors. I have a 24-core server on which hyper-v is running. On the same machine, I have centos7 installed. I can set the ...
helloworld's user avatar
0 votes
1 answer
2k views

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 ...
newcomers's user avatar
1 vote
1 answer
378 views

VMWare Workstation and Windows 10: can't connect to a server hosted on VM

I have a private 2 nodes Kubernetes cluster configured on VMWare Workstation 15. I'm using MetalLB and Calico. Ingress service and ingress look like: xxx@c1-cp1:~/Desktop$ kubectl get svc -n ingress-...
Oana's user avatar
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1 vote
1 answer
691 views

Accessing Kubernetes services in the cluster from outside of the local network - Bare Metal

I'm running a simple bare-metal multi-master "high availability" enviroment with 2 masters and 2 workers, as well as another VM with HAProxy serving as external Load Balancer. My question is:...
ReaperClown's user avatar
1 vote
1 answer
518 views

Why does bgp OPEN message get Connect Socket: Connection reset by peer when node is on a different subnet/gateway

My network setup: Kubernetes network setup With this setup, only nodes on same subnet can establish bgp connection. Other nodes (that do a full 3 way tcp handshake), responds to hte OPEN message with [...
tFlolo's user avatar
  • 11
1 vote
1 answer
272 views

how to configure ingress controller in kubernetes cluster over bare metal system?

Is there any way to assign static IP to Kubernetes cluster, in which any user can able to access its application over static IP only. for an example, I have set up a cluster over 192.168.0.131 (master)...
Bhargav Lalaji's user avatar
4 votes
1 answer
2k views

Kubertnetes with metallb - Loadbalancer service in pending state

I have followed the steps of installation from metallb website. And the metallb containers are also running. After that I deployed an nginx service for testing with service as LoadBalancer. The ...
uday's user avatar
  • 382
-1 votes
1 answer
1k views

Bare metal kubernetes DNS not forwarding

I have a bare metal kubernetes cluster set up for my own education purposes. It's three VMs - one master, two workers, running Ubuntu 20.04. I'm having problems with pods forwarding DNS requests. ...
jws's user avatar
  • 109
1 vote
1 answer
2k views

Running separate RAID arrays simultaneously... is it possible?

I've just obtained my first real life server. A dell PowerEdge 2970 with 8 HDDs. I did some rudimentary studying on the Internet about RAID configurations and hopped right in. Having read that it was ...
stray's user avatar
  • 11
0 votes
1 answer
1k views

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's user avatar
  • 447
-2 votes
1 answer
84 views

Can I build public cloud using bare metal servers? [closed]

Can I build a public cloud using bare metal servers, hypervisor? If not, what is the procedure to become a public cloud provider in the most cost-effective method ?
Chetan J Rao's user avatar
2 votes
0 answers
527 views

How to provision a baremetal kubernetes cluster using a magnum with only one vlan?

There does not seem to be a guide that follows through on how to deploy a baremetal Kubernetes cluster using magnum. I got to the point of having the baremetal servers turn on and initiate the pxe ...
John Karasev's user avatar
0 votes
1 answer
504 views

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 ...
Vipin Jain's user avatar
0 votes
2 answers
1k views

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 ...
Alex Rozhnov's user avatar
1 vote
1 answer
482 views

Kubernetes Ingress with static IPv4 address

I have set Kubernetes up with kubeadm, bare-metal on Ubuntu Linux instances. These are instances on GCE, but I am not using the specific GKE native cluster service. Each instance (as a node) has a ...
chris_l's user avatar
  • 11
1 vote
2 answers
680 views

Don't log stack-traces from kubelet

I've got something wrong with my Kubernetes node, but it's hard to debug because I get pages and pages of stack trace like Nov 13 10:55:51 corona kubelet[29656]: /workspace/anago-v1.19.4-rc.0....
Nathaniel Waisbrot's user avatar
0 votes
1 answer
246 views

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 ...
jersey bean's user avatar
1 vote
1 answer
67 views

Does Google allow GCP Kubernetes application deployment to Google Bare Metal directly?

From the google marketplace - https://console.cloud.google.com/marketplace can I deploy an application directly to Google Bare Metal ? - https://cloud.google.com/bare-metal. Especially the ...
wildfire's user avatar
1 vote
2 answers
6k views

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's user avatar
0 votes
1 answer
317 views

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) -...
alireza71's user avatar
  • 101
0 votes
2 answers
202 views

Use load balancer as virtual machine or bare metal [duplicate]

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 ...
drewo's user avatar
  • 3
2 votes
1 answer
2k views

Expose Kubernetes cluster behind a pfSense

I installed a Kubernetes cluster on a Bare-metal sever. This server contains a Proxmox hypervisor, I have the following virtual machines a pfSense (192.168.9.254) two masters for the Kubernetes ...
sylflo's user avatar
  • 21
0 votes
1 answer
65 views

Virtual Loadbalancer based on Virtual IP

I need to setup K8S in HA Mode on hosted Baremetal. If have a vSwitch Network where I can easily assign internal IPs. Is there a Virtual Linuxbased loadbalancer (Active/Passiv) software that allows me ...
schmichri's user avatar
  • 387
1 vote
2 answers
97 views

Disk space issues

My server have disk space however its showing disk space is full. This is bare-metal server and deleted many files but still showing disk is full Please check below outputes: [root@host1 tmp]# df -...
Shiv Singh's user avatar
1 vote
1 answer
133 views

Windows server on bare metal vs hyper-v regarding DPM 2010

Planning how to set up a newly purchased server. It is to be placed in my DMZ, hosting webapps only requiring a simple software stack of Java, Tomcat servlet container, and PostgreSQL database on top ...
Janus Engstrøm's user avatar
1 vote
2 answers
4k views

nginx-ingress controller crashes every few days

I have single-machine (untainted) Kubernetes cluster on bare metal CentOs. I'm using nginx-ingress-controller as the gateway. The image I use is from https://quay.io/repository/kubernetes-ingress-...
Djent's user avatar
  • 109
3 votes
0 answers
366 views

Network share Bare Metal Restore not seeing images

My 2012 Essentials R2 server is backed up to an ISCSI drive. Yesterday both disks in my RAID0 decided to die, so I am having to do a BMR from the backup. Steps I have taken: New RAID0 logical drive ...
superphonic's user avatar
1 vote
0 answers
231 views

Installed OS to external drive using a VM, now won't boot on bare metal

I have a USB hard drive. (The USB connector for that drive is actually super flaky and disconnects if you breathe on it too hard, but I don't think that's the problem here.) I have a laptop without ...
Mark VY's user avatar
  • 61
0 votes
1 answer
545 views

How to automatically set the domain of a host interface in Foreman

I'm currently using Foreman to discover nodes on the network, and to provision bare metal servers. When a node is discovered, and I "Provision" it through the Foreman UI, I always have to specify ...
grizzthedj's user avatar
13 votes
3 answers
2k views

Bare metal or virtualize?

I am looking to upgrade servers and am trying to figure out a good plan. We currently have 4 servers: OpenBSD firewall/VPN server FreeNAS backup servers (local) that receives ZFS snapshots FreeNAS ...
Scott78's user avatar
  • 133
1 vote
0 answers
24 views

Large Application - should I be concerned about running on VM Ware? [duplicate]

We're going to implement what I consider to be a fairly large and processor intense application in a few months and our Windows team is recommending that we deploy it on VM Ware. The application will ...
Gary45226's user avatar
1 vote
1 answer
691 views

Is it a best practice to use Docker containers on a bare-metal Windows 2012r2 OS installation?

I've read various things on containers vs. virtual machines. That's not what I'm asking (I don't think). If I am using containers, do I use them on a virtual machine? My server is 2012r2 on the ...
johnny's user avatar
  • 2,348
4 votes
1 answer
3k views

HP ProLiant DL360 G5 gets stuck at blank white screen (no beeps, no errors)

A few days ago, my server (Linux CoreOS) start running incredible slow with lots of failed services. Try #1: - I thought it was an OS issue so I decided to reinstall my Linux then I found out there ...
Michael Bui's user avatar
2 votes
0 answers
35 views

SBS 2008 Bare Bone Restore

Trying to do a Mock restore for SBS on a test machine. The machine does not see the Western Digital Essentials hard drive as a valid restore. The Drive is seen if I try to Install the OS, so I know ...
juanvan's user avatar
  • 121
2 votes
1 answer
66 views

Bare metal: Server doesn't come up. Sometimes

I have a HP ProLiant DL160 G5 and a real strange problem: If the server is unplugged for several minutes, it comes up without any problems. If I gracefully shut it down, pressing the power button ...
rralf's user avatar
  • 121
-1 votes
1 answer
150 views

How Bare Metal Backup deal with opened files?

I want to do a Bare Metal Backup of my server but I'm concerned about opened files. My server contains many SQLite databases, and SQLite daemons are active 24/7/365. As I know, you cannot backup a ...
Marco Marsala's user avatar
4 votes
1 answer
8k views

Esxi hypervisor install: uefi or bios?

I recently bought Dell PowerEdge T430 server and I want to install on it ESXi 6.0. Since VMware now supports UEFI (from version 5.0) I want to ask how to install hypervisor? BIOS UEFI After install, ...
termil0r's user avatar
  • 133
-3 votes
1 answer
385 views

Bare metal virtual machine hosting both Windows and Linux

If you have both Windows and Linux on the same VM, will data move between these two OS more efficiently than if they were on two separate VM connected by a single switch? I currently have a Windows ...
Caroline Beltran's user avatar
0 votes
1 answer
471 views

Windows 2012 R2 Essentials and the Client Restore Service

I have installed the Windows Assessment and Deployment Kit for Windows 10 onto my Windows Server 2012 R2 Essentials system in order to be able to do a full system restore of my Windows 10 Workstations....
lankylad's user avatar
-4 votes
1 answer
590 views

Bare Metal Provisioning [closed]

For bare metal provisioning of: VMWare ESXi Ubuntu CentOS Are Ubuntu MAAS and Spacewalk the only Open Source options for bare metal provisioning or are there other non-proprietary options? The ...
Simply  Seth's user avatar
5 votes
2 answers
3k views

How does Bare metal provisioning to clients work with PXE

I'm trying to better understand how one would initiate the process of re imaging a number of client computer systems on a network. Eg, to reverse systems back to a base image each week. Each image ...
Toby's user avatar
  • 273
0 votes
1 answer
608 views

Bare Metal Restoration of Child Domain (Active Directory Issue)

As i have a parent - child domain in my network as the parent is situated in other geographical location and they both are connected via VPN as i was working on a Bare metal backup & restore ...
Samuel Fernandes's user avatar