Questions tagged [bare-metal]
The bare-metal tag has no usage guidance.
69 questions
0
votes
0
answers
324
views
Nut (upsd) connection refused
I have two Ubuntu servers in one subnetwork, 192.168.0.0/24.
192.168.0.10 - Baremetal server, Ubuntu 24.04 (x86_64)
192.168.0.11 - RPI, Ubuntu 24.04 (aarch64)
I have installed the nut server on RPI. ...
- 1
0
votes
0
answers
86
views
How to use bare metal Kubernetes with existing AWS Load Balancer (NLB)
I created a cluster manually with kubespray (NO cloud providers used) on AWS EC2 machines that I created myself. I have an AWS NLB that I created myself.
What is the proper way to configure Kubernetes ...
1
vote
0
answers
272
views
Issue between Fleet-managed Elastic agent on external server and Fleet in k8s
My fleet-managed agent can't send logs (they are always dropped) to ES, but does send the metrics. The error message seen in the agent's status is a 504 Gateway Time-out.
Additionally, we see this ...
- 11
1
vote
0
answers
1k
views
Kubernetes- execution phase preflight: couldn't validate the identity of the API Server
I am trying to create a bare metal Kubernetes cluster of one master node and three worker nodes. The nodes are Ubuntu VMs running in a VMWare Workstation lab environment. The master node is ...
- 11
1
vote
0
answers
226
views
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 ...
- 111
1
vote
0
answers
419
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/...
- 4,123
0
votes
1
answer
780
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 ...
- 21
0
votes
0
answers
4k
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 ...
0
votes
0
answers
1k
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 ...
0
votes
0
answers
946
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 ...
- 111
1
vote
1
answer
532
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 ...
- 21
0
votes
1
answer
3k
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 ...
1
vote
1
answer
535
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-...
- 113
1
vote
1
answer
815
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:...
- 13
1
vote
1
answer
655
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 [...
- 11
1
vote
1
answer
309
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)...
4
votes
1
answer
3k
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 ...
- 422
0
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.
...
- 119
1
vote
1
answer
3k
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 ...
- 11
0
votes
1
answer
2k
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 ...
- 447
-2
votes
1
answer
96
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 ?
- 107
2
votes
0
answers
598
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 ...
- 139
0
votes
1
answer
535
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 ...
- 141
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 ...
1
vote
1
answer
551
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 ...
google-compute-engine
1
vote
2
answers
752
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....
0
votes
1
answer
419
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 ...
- 125
1
vote
1
answer
73
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 ...
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?
0
votes
1
answer
432
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)
-...
- 101
0
votes
2
answers
234
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 ...
- 3
2
votes
1
answer
3k
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 ...
- 21
0
votes
1
answer
79
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 ...
- 397
1
vote
2
answers
125
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 -...
- 161
1
vote
1
answer
135
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 ...
1
vote
2
answers
5k
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-...
- 119
3
votes
0
answers
385
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 ...
- 75
1
vote
0
answers
250
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 ...
- 61
0
votes
1
answer
614
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 ...
- 143
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 ...
- 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 ...
- 11
1
vote
1
answer
769
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 ...
- 2,388
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 ...
- 143
2
votes
0
answers
37
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 ...
- 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 ...
- 121
-1
votes
1
answer
157
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 ...
- 471
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, ...
- 133
-3
votes
1
answer
424
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 ...
- 275
0
votes
1
answer
477
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....
- 55
-4
votes
1
answer
593
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 ...
- 117