Questions tagged [bare-metal]

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Upgrade Kubernetes Version using Kubespray

I am trying to upgrade our bare metal cluster using Kubespray to K8s v1.14.10. Currently the cluster is on v1.14.3(master) and nodes on v1.14.7. I am using kubespray v2.11.0 . My understanding is it ...
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1answer
67 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-...
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1answer
75 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:...
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1answer
58 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 [...
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1answer
125 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)...
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1answer
337 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 ...
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1answer
338 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. ...
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1answer
52 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 ...
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0answers
410 views

Metallb LoadBalancer is stuck on pending

I am trying to set up a bare metal Kubernetes server including the metallb LoadBalancer. Therefore, I followed the instructions published on the website of the kind project https://kind.sigs.k8s.io/...
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1answer
268 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 ...
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1answer
67 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 ?
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281 views

How to provision baremetal kuberenetes cluster using 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 ...
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1answer
188 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 ...
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2answers
331 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 ...
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1answer
141 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 ...
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2answers
372 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....
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1answer
98 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 ...
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1answer
45 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 ...
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2answers
2k 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?
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1answer
80 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) -...
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2answers
102 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 ...
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0answers
1k 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 ...
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1answer
50 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 ...
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2answers
57 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 -...
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1answer
106 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 ...
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2answers
2k 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-...
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0answers
277 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 ...
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0answers
157 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 ...
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1answer
458 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 ...
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3answers
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 ...
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0answers
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 ...
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1answer
476 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 ...
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1answer
2k 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 ...
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0answers
32 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 ...
2
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1answer
60 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 ...
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1answer
138 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 ...
3
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1answer
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, ...
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1answer
245 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 ...
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1answer
463 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....
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1answer
558 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 ...
4
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2answers
2k 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 ...
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1answer
497 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 ...
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1answer
143 views

VMWare, esxi, vsphere, bare-metal [closed]

I would like to run multiple desktops simultaneously on the esxi without having to connect from another computer via vsphere. Can the be done straight on esxi? Or would I have to install workstation ...
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0answers
2k views

Deploy packer images on bare metal server?

How can I match my dev and production bare metal box? The hosting provider does not allow or have a process to install custom images and only provides a selection from all the latest popular ...
1
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1answer
429 views

Hard drive error message in Virtual Root Server

After noticing a high load on our virtual root server (2 x 1 TB RAID 1 Subset) I have found these messages in /var/log/messages (CentOS): kernel: ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action ...
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2answers
7k views

Installing CoreOS on a single machine

How would I go about installing CoreOS on a single machine as the host OS? I have read "Installing CoreOS to Disk" and ran the coreos-install script from Debian and CentOS live CDs, but both seem to ...
2
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1answer
386 views

Automated Remote Bare Metal Recovery

I have a server (Windows 2008 R2) with a bare metal recovery point made using Windows Server Backup tools. Everything I've read about bare metal recovery points to needing to be physically at the ...
2
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2answers
511 views

Server setup on bare metal: Services on VM vs services on bare metal(host) OS

I have a beefy linux server (32 GB RAM) with good harddrives. with one of my hosts. I run a lot of webapps which use varnish, nginx, unicorn app server, thin app server, redis, mongodb and postgresql....
4
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2answers
460 views

Optimising bare-metal hypervisor installation

what is the best way to install a bare metal hypervisor (i.e. to host multiple VM's)? I spoke to a friend and he is using a HP server to host all his VMs with VMware ESXi, but he installed the VMWARE ...
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1answer
2k views

Virtualizor + VPS Backup (Bare Metal Restore capable) Using rSync 3

I am using virtualizor to manage 3 XEN VPS. Hardware node and each VPS run CentOS 5.x. My backup needs are as follows: 1) I need to be able to bare metal restore the entire hardware node, excluding ...