Rocky Linux

Notes on Rocky Linux, CentOS, RHEL, DNF, RPM, and related distributions.

• !/bin/bash

• !/bin/bash

• !/bin/bash

• !/bin/bash

• !/bin/bash

• ‘Configless’ Slurm

• 1. Extract the Changelogs Directly from the SRPMs

• 1.17. Controlling the SCSI Command Timer and Device Status

• 1.3.2. UUID and Other Persistent Identifiers - RHEL 5

• 2.4. Discard Unused Blocks

• 4.2. Automatic Installation

• 4.7. SELinux Contexts – Labeling Files

• 9.3. libvirt NUMA Tuning

• A Good Collection of SAR Commands to Run on a CentOS System

• A Good Way of Finding CVEs and Other Information in a Source RPM

• A.3. Device Mapper Support for the udev Device Manager

• Able To Query Directly Against An Rpm From A Repo

• Add IPs of all hosts to each /etc/hosts file

• Add IPs of all hosts to each /etc/hosts file

• All Rocky Linux Links

• AlmaLinux OS 9 must prohibit the use of cached authenticators after one day

• An Example of How Lenovo Certify Their Machines for Rocky Linux

• Ansible yum disable_excludes giving error, how to use it correctly for a particular shell command?

• Applying Patches with Kernel Live Patching - Red Hat

• Apptainer Command To Download A Particular Image

• Apptainer tutorial

• Basic Slurm

• Beta Area for Rocky Linux Images Link

• Browse Through All Potential Updates In Dnf

• Building Phodav On Rocky Linux 9 With Arm64 With U

• Building a Better initramfs - a Deept Dive into Dracut on Fedora and RHEL

• By Default, Sosreports Are Stored In Var Tmp

• CVEs in Older Versions Like CentOS Not Affecting Rocky Linux

• Cannot Send Icmp Pings Without Sudo In Apptainer

• Cannot install a system using a kickstart when RHEL 8.3 DVD is connected to a USB port

• CentOS Stream Sources Documentation

• Chapter 1. Introduction to Red Hat hardware certification program

• Chapter 1. Working with kernel modules - Red Hat

• Chapter 14. Configuring kdump on the command line - RHEL9

• Chapter 15. Configuring kdump on the command line - RHEL 8

• Chapter 16. Installer and image creation

• Chapter 16. Managing GPU devices in virtual machines

• Chapter 19. Using SELinux - RHEL 8

• Chapter 2. Building and testing RHEL bootc images

• Chapter 2. Getting started with TuneD

• Chapter 2. Optimizing system performance with TuneD

• Chapter 2. Optimizing systemd to shorten the boot time

• Chapter 2. Working with sysctl and kernel tunables

• Chapter 23. Enhancing security with the kernel integrity subsystem

• Chapter 24. Using cgroups-v2 to control distribution of CPU time for applications

• Chapter 27. Using cgroupfs to manually manage cgroups

• Chapter 37. Using cgroupfs to manually manage cgroups

• Chapter 4. Setting up the test environment

• Chapter 7. Making persistent changes to the GRUB boot loader

• Chapter 8. Configuring IP tunnels

• Chapter 9. Tuning SSSD performance for large IdM-AD trust deployments

• Check That Kdump Is Installed On A Rhel Based Syst

• Check The Changelog Of A Package With Rpm

• Checking Dnf.Log For Package Errors

• Checking If You Have A Particular Rpm Package

• Codes and Video Playback in Firefox on Rocky Linux

• Command to Get the Full List of MSI / MSI-X Devices from an sosreport

• Command to Get the Full Total of MSI / MSI-X Capable Devices from an sosreport

• Community Charter

• Completely Clean Out Apptainer S Cache

• Configuring GFS2 file systems

• Configuring Infiniband And Rdma Networks Rhel 9

• Configuring and Managing High Availability Clusters

• Containers Guide

• Contents[](#contents ‘Permalink to this heading’)

• Control Group in Slurm

• Control Group v2

• Creating A Router On Rocky Linux 9.X

• Cuda On Warewulf Rocky Linux 9 Image With Rocky Li

• Current Release 10

• Current Workaround for Installing Docker on Rocky Linux 10

• DNF download Plugin

• DNF repoclosure Plugin

• Definition Files

• Deploying a Dell PowerEdge and Cornelis Omni-Path Cluster with Warewulf

• Deploying a Red Hat Enterprise Linux image as a virtual machine on Microsoft Azure

• Dnf Makecache

• Does Not Work Installing Folding@Home On Rocky L

• Doom Emacs Setup On Rocky Linux 9

• Downloading and Installing the Red Hat Test Suite

• EPEL Branches

• ERROR : Failed to create mount namespace: mount namespace requires privileges, check Apptainer installation on Ubuntu 24 #2360

• Elevate Tool Pushes Centos Box To Rocky 8

• Elevate Vertically Upgrade From Almalinux

• Ensure All Packages are Updated

• Error building container using apptainer built without suid

• Exploring x86-64-v3 for Red Hat Enterprise Linux 10

• Extra package: control

• Find List Of An Installed Dnf Packages

• Find Maximum Capacity Of Ram In An Sosreport

• Fixes in Rocky Linux Can Come in the Form of Multiple Advisory Fixes and Not Only in the Changelogs

• FreeIPA Server Setup

• Function to read a list of RPM packages from a file

• GPU Support (NVIDIA CUDA & AMD ROCm)

• Good Command To Check The Irq Balance Of Cpu Cores From An Sosreport

• Good Command in CentOS to Show What a Package Provides

• Good Command to Check IRQ Balance Config From an sosreport

• Good Command to Check the License Per Package in a Reposiory on Rocky Linux

• Good Example Of Rpm Build To Build A Package

• Good Example of Messaging on How Patches Come from Upstream into RHEL, then Rocky Linux

• Good Example of a Rocky Linux Kernel Release Date Investigation

• Good Explanation On Warewulf Profiles And Overlays

• Good Instructions on Repo Metadata Package Conflicts and How to Solve Them with dnf repoclosure

• Good Lectures On Setting Up Slurm And Warewulf

• Good Place of Where to Find Kernel Build Process for the Rocky Linux 8.x Series

• Good Script on Collecting SAR and Process Data for CentOS:

• Good Troubleshooting Command with Warewulf with the Warewulf Client

• Haproxy Setup On Rocky Linux 8

• How Add Fonts System Wide In Rocky Linux

• How Add Gui Rocky Linux Server

• How Add Repository To Rhel Based System

• How Check The Changelog Of A Package With Rpm

• How Download An Rpm Without Installing It

• How Enable Fips On A Rhel Based System

• How Extract The Binary From An Rpm Package

• How Find The Latest Version Of A Package In Dnf

• How Install All Input Methods On Rhel Based System

• How Install Development Tools Rocky Linux

• How Install Japanese Ime On Rhel Based Systems

• How Install Kubectl On A Rhel Based System

• How Install Pip3 On Rhel Based Distro

• How Install Sar On Rhel Based Systems

• How List All Current Repositories Set In Dnf

• How List All Repositories On A Rhel Based System

• How Pull An Image Using Apptainer

• How Refresh Dnf Metadata

• How Show Installed Packages With Dnf

• How Show The List Of Enabled Repos In Dnf

• How Start A Container In Apptainer

• How To Check Available Repositories With Dnf

• How To Check The Contents Of A Source Rpm

• How To Check The Pod Count Of An Sosreport

• How To Disable A Package In Dnf

• How To Download A Package Via Dnf And Skip Any Err

• How To Download An Rpm Only Using Dnf

• How To Encrypt A Rocky Linux 9.5 Installation With

• How To Exec Into A Warewulf Container

• How To Extract The Spec File From A Source Rpm

• How To Get Kompose Running On Rocky Linux

• How To Have The Elrepo Set Up On Rocky Linux And U

• How To Install Ansible Builder On Rocky Linux 9.X

• How To Install Ascender On Rocky Linux 9.X

• How To Install Bcachefs On Rocky Linux

• How To Install Kde On Rocky Linux 9.5

• How To Install Rocky Kernel Ml And Lt

• How To Install Sar With Yum

• How To Install The Crash Utility On Rocky Linux 8.

• How To List Available Nodes In Warewulf

• How To List Files In Warewulf

• How To Run Openscap On Rocky Linux 8.10

• How To Send A Test Message From A Rocky Linux Serv

• How To Set And Install The Rt Kernel In Rocky Linu

• How To Set Up Apptainer On Rocky Linux 8.10

• How To Setup A Freeipa Server On Rocky Linux 9

• How To Setup A Freeipa Server On Rocky Linux 9 (Do

• How To Setup A Newly Installed Resf Rocky Linux Ma

• How To Setup A Rocky Linux 9.5 Instance As A Samba

• How To Setup A Rocky Linux Box For Centos Vmcore C

• How To Setup An Ansible Job On Kubernetes On Rocky

• How To Stop A Container In Apptainer

• How Unrar A Rar File In Rhel Based Distro

• How Unzip Sosreport With Zipbomb Issue

• How Update Grub In Rocky Linux

• How Use Apptainer And Pull A Certain Version (Tag)

• How Warewulf Handles Kernels

• How should the crashkernel parameter be configured for using kdump on RHEL6?

• How to Add a Static DHCP Entry into Warewulf 4.5.x and 4.6.x

• How to Check Through The Source Code of an RPM, with systemd as an example:

• How to Compile inotify-tools for Rocky Linux

• How to Creat a Raspberry Pi Rocky Linux USB Maker

• How to Create a Local Repository for DNF to Ingest

• How to Downgrade All Packages to a Particular Rocky Linux Version

• How to Download a Source RPM with DNF and Install it to See the Patches

• How to Download the RT Kernel Source Code for Rocky Linux 8 and 9

• How to Download the rhcert CLI RPMs from Red Hat

• How to Enable CIQ Bridge on CentOS 7.9

• How to Enable Log Rotation on Rocky Linux

• How to Enable a Japanese IME in Rocky Linux 9.6

• How to Get 7zip Support on Rocky Linux 10

• How to Get Rid of a GPG Key Installed on Rocky Linux

• How to Get Rocky Linux to Pass Red Hat Certification Testing

• How to Install Mullvad VPN on Rocky Linux 10

• How to Install Rocky Linux on the Liva Z Mini PC

• How to Install a VNC Server on XFCE on Rocky Linux 9.6

• How to Install syncthing on Rocky Linux

• How to Install the Latest Version of Emacs on Rocky Linux 9

• How to Point to the EPEL Repository Archive to Download Packages that are No Longer Available for Rocky Linux 9.6 and lower distribution versions.

• How to Remove a Repository from Rocky Linux

• How to Run Benchmarking for PingPong and allreduce on a Rocky Linux image:

• How to Set Up Video Playback Support (H.264) and More on Rocky Linux 9

• How to Set Up an NFS Mount on Rocky Linux 8

• How to Set XFCE to Dark Mode in Rocky Linux

• How to Set a High Error and Debug Output with the Yum Command

• How to Set the Rocky Linux Logo Back in the Start Menu of KDE

• How to Set virt-manager to Dark Mode on Rocky Linux 10

• How to Setup Apptainer on Ubuntu 24.04

• How to Setup KDE on Rocky Linux 10 Server

• How to Setup Rootless Podman on Rocky Linux

• How to Setup Warewulf Pro - Bonus, Also Using Proxmox

• How to Setup a PXE Server on Rocky Linux 9.x

• How to Setup a Raspberry Pi to Setup Bootable Rocky Linux USB Sticks

• How to Switch to a Specific Rocky Linux Version Once the Kernel Source Tree Has Been Downloaded

• How to Upgrade Warewulf to Version 4.6

• How to Upgrade from Rocky Linux 10 to Rocky Linux 10.1 via the Staging Branch

• How to Verify the irqbalance Process is Not Running in an sosreport

• How to analyse slow boot in RHEL-7 and later ?

• How to create a Slurm script

• How to install tshark on Rocky Linux 9.5

• How to unpack, modify, rebuild and install a SRPM

• How to use tlog to record and playback recorded user sessions?

• How to use, monitor, and disable transparent hugepages in Red Hat Enterprise Linux ?

• If In the Right Directory with a File Can Link Using the File Name Only

• If Observe An Sosreport Is Not Extracting Due To P

• If Observe Ld Preload Issue On Rocky Linux 10 With Steam Installed Solution

• If People Ask About the rocky-stats Website and a Fluctuation in Numbers

• If Rocky Linux 8.10 Is Not Seeing Any Drives

• If Run Dnf Install Y Ciq And Receive A Repomd.Xml

• If Screen Command Is Not Available In Rhel Distro

• If Unable To Connect To Samba Share On A Rhel Base

• If Wireguard is Giving ‘Failed to set DNS configuration’ errors on Rocky Linux 9

• If Writing Directly to a File in Warewulf and Why Not to Do it

• If You Receive a 403 When Accessing Vault Repodata in Rocky Linux

• If You Want To Disable Repositories In Centos 7.9

• Information on the Rocky Linux Testing Team

• Install & configure ZFS on Rocky Linux 9.6

• Install rocky 10 on vmware failure

• Install squid on Rocky Linux 8

• Installation guide for warewulf4

• Installing Apptainer

• Installing NVIDIA GPU Drivers

• Installing NVIDIA GPU Drivers on Rocky Linux 8

• Intel Granite Rapids-D Support by Red Hat

• Interrupt and Process Binding - Red Hat - RHEL 7

• Ipv6 Support In Warewulf 2025 11 06

• Ipxe Server On Rocky Linux 9.X Setup Steps

• It Is Possible To Upgrade A Rocky Linux Container

• Japanese IME Input Setup - Rocky Linux 10 KDE

• Japanese Ime Setup On Rocky Linux 9 For Mate

• Japanese Language Support on KDE on Rocky Linux

• Katello Is Upstream Red Hat Satellite

• Kernel Crash in SCTP Code - Red Hat Solutions Guide

• Kernel Packages For Rocky Linux

• Kernel receives unexpected unknown NMI in Red Hat Enterprise Linux 9.3

• Kickstart File that Works with Rocky Linux 9

• Kickstart failure

• Kickstart install issue on Rocky Linux 10

• Lab 4: Advanced System and process monitoring

• Leap Red Hat Tool To Move Between Major Upgrades

• Learnings from Submitting PR 3100 to the Rocky Linux Docs

• Library API Registries

• Limiting Container Resources

• Link to Download Red Hat RHEL ISO:

• List All Available Repositories In Dnf

• List All Packages Installed In Rhel Based Systems

• Listing Installed Packages With Dnf And Rpm

• MUNGE Installation Guide

• Make fakeroot recommended in rpm #2348

• Managing, monitoring, and updating the kernel - RHEL10

• Message ‘Can’t synchronise: no majority’ from chrony daemon.

• Migrating A Centos 7.9 Vm To Microsoft Azure

• Migration Guide: Transitioning to new Rocky Linux images on Azure

• Mounting NFS Shares on Warewulf nodes Using Systemd Overlays

• Munge permission denied #131

• Nagios Client On Rocky Linux 8.10 Setup

• Nagios Client on Rocky Linux 9.5 Non-FIPS with EPEL Packages Setup

• Nagios Server On Rocky Linux 8.10 Setup

• Nagios Server on Rocky Linux 9.5 FIPS with EPEL Packages Setup

• Navigation Menu

• Nice Slurm User Guide

• Numbers In Rpm Change Log

• Nvidia Gtx 1060 Setup On Rocky Linux 9.X

• OpenELA Distributions and Concerns of How Source Code is Taken from Red Hat

• OpenFOAM Supports Apptainer v1.2.0 Template Definition File Feature

• Oracle Db Is Supported On Rocky Linux

• Oracle Linux and Virtualization Hardware Certification Program

• PAM Authentication Modules

• Package Install - Not Recommended

• Ports to Allow Localsend Traffic on in Rocky Linux

• QA:Test Cases

• Query If Certain Packages Are Available With Epel

• Quick Start

• RESF Moving to Koji for Rocky Linux 9.7 and Onwards

• RHEL 10 Virtual Machine display screen goes black and does not come back when running in VMware

• RHEL 8.10: Memory leak in kernel-4.18.0-553.81.1.el8_10 and later

• RHEL8: kernel panic at kobject_del+0x17 due to General Protection Fault

• RHEL8: no_balance_cores in tuned cpu-partitioning profile may not work

• Red Hat 8 Example Kickstart Configuration to Deploy to NVMe Drives

• Red Hat Bugzilla – Bug 2376349

• Red Hat Linux (RHEL) PAM configuration for vault-ssh-helper & otp authentication

• Regarding Contacting Members of the Rocky Linux Community

• Regarding Dnf And Priority In Repositories

• Regarding Vendors and Support for Rocky Linux and Other Rebuilds

• Regarding Warewulf and Root SSH Keys and Not Needing a Password

• Release Notes For Rocky Linux 9.0

• Rhel 8 Performance Tuning Guide Pdf

• Rhel 9.6 Release Coming Out In May 2025

• Rocky 8

• Rocky 9.7, Rocky 10.1 and EPEL

• Rocky Linux

• Rocky Linux - Getting Community Help & Support

• Rocky Linux 10 Is Built In Koji

• Rocky Linux 10 Specific Kickstart Files on GitHub

• Rocky Linux 8.10 Dvd Iso Initrd.Img Contents

• Rocky Linux 8.10 Minimal Iso Initrd.Img Contents

• Rocky Linux 8.5 Setup With Docker Version 20.10.8

• Rocky Linux 9 (USB Based Kickstart) Failing - Unknown Network Kickstart URL

• Rocky Linux Documentation Advice from Steven on Code Blocks and Knowledge and Reading Time

• Rocky Linux Release And Version Guide Rocky Linu 1

• Rocky Linux Release Engineering Team

• Rocky Linux Repositories

• Rocky Linux Security Updates And Cve Policy Specif

• Rocky Linux Security and CVE Tools

• Rocky Linux’s License

• Rocky linux 10 installation on virtual box

• Rpm Qi Command

• Run Dnf Distrosync To Ensure Packages Are Consiste

• Running a user-level services in Rocky 9

• Sanoid And Syncoid Setup And Installation On Rocky

• Security Guide for RHEL 6

• Selinux Can Mess With Wifi On Rocky Linux

• Set IRQ Analysis on CentOS Kernel

• Set Up A Rocky Linux 9 Node With Libvirt And A Gui

• Setting Rocky Linux Repositories to use the Vault, in this case the example is Rocky Linux 9.5

• Setting Up A Pxe Server On Rocky Linux 9.X

• Setting Up And Installing K3S On Rocky Linux 9

• Setting Up And Installing Zfs On Rocky Linux 9

• Setting Up Infiniband On Rocky Linux 9.X

• Setting Up Libvirt On Rocky Linux 9

• Setting Up Libvirt On Rocky Linux Documentation

• Setting Up Seafile on Kubernetes on Rocky Linux

• Setting Up Xsos On A Rhel Based System

• Setting Up a Local PXE Server to Boot a Netboot Install of Rocky Linux 10

• Setup Folding@Home With Libvirt On Rocky Linux Usi

• Setup Privategpt On Rocky Linux 9.X

• Show All Instances In Apptainer

• Signing and Verifying Containers

• Slurm Setup on Rocky Linux 8.10 with One Controller Node and One Compute Node

• Slurm for Dummies

• Slurm installation

• Smartcard Authentication Instructions With Red Hat

• Software Management

• Software Management - Rocky Linux

• Sparky - Getting Started - RESF Rocky Linux

• Start Apptainer As Fake Root

• Steps To Setup Rocky Linux In Wsl

• Steps To Upload A Centos Vhd Into Azure

• Steps for Installing NVIDIA Drivers from RPMFusion on Rocky Linux

• Steps to Build and Boot a Live Linux Image (example is with CentOS Stream)

• Switch RHEL8 to cgroup v2

• Syncuser - Warewulf v4.6.0 Documentation

• System Level Authentication Guide - RHEL 7

• Systems running relatively short-lived processes which heavily utilize memory and processors experience slowdowns on some NUMA nodes - Red Hat

• Templates

• Testing - ISO Method - Performed on a Rocky Linux 10 System

• Testing - ISO Method - Performed on a Rocky Linux 10 System

• Testing - Rocky Linux 9.5 Pacemaker Setup

• Testing - Rocky Linux 9.5 Pacemaker Setup

• The Last Released CentOS 7.9 Kernel

• The Resf Controls The Errata For Rocky Linux And N

• The below option will reboot the machine.

• To Allow Ssh Logins When Installing Rocky Linux 9.

• To Enable A Repository In A Rhel Based Distro, Use

• To Get SSH Access to a Rocky Linux 8.10 with XFCE Box:

• To Skip The Various Sosreport Prompts

• Tuesdays Are When Red Hat Usually Releases RHSAs and Other Fixes and Then Rocky Linux Would Pull These In

• Tuna

• Understanding Empty Rocky linux Debug Repositories

• Understanding containers - Red Hat

• Update Dnf To Fix A Particular Cve

• Update Package Database In Rhel Based System

• Updating the CentOS 8.5 repositories

• Upgrade All Packages In Rhel Based System And Refr

• Upgrade Package In Dnf With

• Use Rpm Kv To See Header Information About A Pack

• Use The Sosreport Command On An Un Tarred Director

• Use dnf repoquery to find dependent RPMs

• Useful DNF Command to Exclude Packages from Being Installed

• Useful Examples Of Warewulf And Overlays

• Useful Network Metrics When Checking Sosreports

• Using image mode for RHEL to build, deploy, and manage operating systems

• Verify The Components Of An Rpm Package Have Been

• Warewulf 4 – Time and Resource Management

• Warewulf Installation On Rocky Linux 8 And 9

• Warewulf Overlay Is Single Threaded

• Warewulf Troubleshooting Commands

• What Does Multi-tenancy Mean in Relation to HPC and Warewulf

• What Does the Rocky Linux Storage SIG do?

• What Is Required For Warewulf

• What is an Opensource Upstream - Red Hat Blog

• What is the suggested I/O scheduler to improve disk performance when using Red Hat Enterprise Linux with virtualization?

• What noarch Means When Included in an RPM’s Name

• What to Do When you Have an Article for Rocky Linux Docs and It Affects All Three Versions of Rocky Linux

• Where Are The Dnf Automatic Timer Files Be Located

• Where Are The Sa Logs In The Sosreport To Check Sa

• Where Check Cron Logs In Rhel Based Distros

• Where Does Apptainer Store Its Tokens

• Where Find Rx Dropped Errors In Sosreports

• Where To Check For Errors With Munge

• Where You Can Find Dmesg Commands In The Sosreport

• Where You Can Find Kernel-released Fixes in CentOS Stream

• Where to Check for Issues Directly in RHEL

• Why Rocky 8 Does Not Work On A Vm

• Why does fstrim fail on Red Hat Enterprise Linux VMs on VMware hypervisors?

• XFS Setup on Rocky Linux

• Yum Commands

• Yum and Dnf update and reboot with Ansible

• [RHEL 8] System crashed at m/slub.c:380 which is related to falcon_lsm_serviceable

• [Rocky Linux 10] How to build and install with DKMS #350

• [slurm-users] cgroupv2 + slurmd - external cgroup changes needed to get daemon to start

• ansible.builtin.dnf module – Manages packages with the dnf package manager

• ansible.builtin.yum_repository module – Add or remove YUM repositories

• apptainer building from recipe with/without $USER line in /etc/{subuid,subgid} ?

• apptainer cache clean

• apptainer key

• apptainer push

• apptainer remote

• community.general.dnf_config_manager module – Enable or disable dnf repositories using config-manager

• pam_slurm_adopt

• slurmd Schedmd Man Page

• slurmdbd SchedMD Man Page

• systemd - Basic overview

• ww4-managed.ww

• wwctl container shell rockylinux-9

• wwctl node set

• wwctl overlay edit

• wwctl profile add