Questions tagged [coreos]
CoreOS is a minimal Linux distribution focused on containerized workloads, especially ones orchestrated by the container scheduler Kubernetes.
44 questions
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Fedora CoreOS: Can I shutdown instead of rebooting, after installing with coreos-installer?
When installing the system with coreos-installer utility, if the image contains an embedded Ignition configuration, after the installation completes, the system will reboot.
Question: Is there a way ...
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Fedora CoreOS: how can I add a user to dialout group?
Problem
Context: Fedora CoreOS operating system (read-only root filesystem).
I'm trying to add myuser to group dialout so I can access /dev/ttyS1 via its group owner. However, during first boot, ...
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Permission denied on simple podman curl container oneliner (CoreOS system)
On a relatively fresh and simple CoreOS system, trying to run the following command:
podman run --rm docker.io/curlimages/curl -v host.containers.internal:2040
Results in the following error:
{"...
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Disk label changes when system is rebooted while setting up Fedora CoreOS 39
I am installing a Fedora CoreOS v39.2024030 on a bare metal system (PowerEdge server) through a iDRac interface.
It's a two-step process:
Here it's needed to boot the system into a LiveISO (virtual ...
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Is there an immutable KVM host OS?
My homelab environment is primarily git repo->puppet apply->centos7 hardware running kvm or guests. Simple tooling but it works.
I'm doing a lot more terraform at work these days and have been ...
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Boot tiny core linux in uefi mode
I was trying to tweak Core linux to boot in uefi mode, but it's only working in legacy mode and i don't really know how to start with it, i tried copying efi from ubuntu server install but i just ...
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Automatically mount partitions on Fedora CoreOS
On Fedora coreOS there is no file /etc/fstab on the default install.
What is the correct place to have partitions automatically mounted on boot?
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What's the behaviour of Linux with multiple disks with clashing partition labels?
I am running CoreOS with the root filesystem on a particular SSD device (say /dev/sda) and I want to install Flatcar Linux onto a different SSD device (say /dev/sdb). The reason I am doing this is ...
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Is there a place to find which tools are built into Fedora CoreOS (and other distros)?
I am getting ready to do a bare-metal install of Fedora CoreOS in an air-gapped environment, and I'm trying to find a resource that lists the tools the distro comes packaged with. For instance, I know ...
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What are the implications of Flatcar Linux's root filesystem RAID limitations?
As described here, not all partitions of Flatcar Linux's root filesystem support RAID 1
Other system partitions, such as USR-A, USR-B, OEM, and EFI-SYSTEM,
cannot be placed on a software RAID array
...
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How to specify the right device names when using Ignition for installing Flatcar Linux?
I am currently using Container Linux for my home server and I want to upgrade to Flatcar Linux. To do this I plan to use Ignition and configure RAID 1 for the root filesystem.
I have two disks ...
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Base64 encoded ignition file gets messed up
I'm currently in the process of setting up an OKD-Cluster on ESXi (non-production, my own Hardware), following the official documentation on Red Hat's website, but instead of using RHCOS I'm using ...
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Virt-install error: can't load ignition file
I'm trying to install Fedora CoreOS using virt-install, as described here:
https://docs.fedoraproject.org/en-US/fedora-coreos/getting-started/
The exact command I'm running: virt-install --connect ...
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Differences between Container Linux, Red Hat CoreOS and Fedora CoreOS?
TL;DR
Is "Container Linux", "Red Hat CoreOS" and "Fedora CoreOS" basically the same? What are the differences in between?
TS; DR
I understood that "CoreOS" was renamed to "Container Linux by CoreOS"....
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Including ExecStop commands makes service (consul) fail to start properly
I'm monkeying with consul trying to set up a small CoreOS cluster. If I save the following file to /etc/systemd/system/consul.service, enable the service, and reboot the VM, all 3 vms in the cluster ...
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