cstan.io
open-menu closeme
Home
whoami
Hardware icon
Current Historie Homelab Keebs Retro
Publications
🌐
German English
github mastodon linkedin rss
  • Short tip: FreeIPA - CA did not start in 300.0s

    calendar Jun 5, 2020 · 1 min read · freeipa kurztipp  ·
    Share on: twitter facebook linkedin copy

    During a recent installation of Red Hat Identity Management or FreeIPA I stumbled upon the following error message: 1DEBUG The ipa-server-install command failed, exception: RuntimeError: CA did not start in 300.0s 2ERROR CA did not start in 300.0s 3ERROR The ipa-server-install command failed. See …


    Read More
  • Test-driven development with Chef and Vagrant

    calendar Oct 19, 2018 · 16 min read · chef devops inspec vagrant  ·
    Share on: twitter facebook linkedin copy

    When it is planned to automate deploying and configuring complex insfrastructure setups, Chef is a mighty tool. Focussing the Infrastructure as Code (IaC) manifesto, it offers more than conventional Configuration Management and can be used to replace manual tasks with faster, repeatable and measurable automatisms. When …


    Read More
  • Puppet agents force dozens of errors: "Could not set 'file' on ensure: incorrect header check"

    calendar Jun 23, 2018 · 2 min read · katello puppet red-hat-satellite-6  ·
    Share on: twitter facebook linkedin copy

    Recently I had the problem that my homelab's Linux machines managed by Puppet were generating dozens of error messages when updating the catalog: 1# puppet agent --test 2Error: /File[/var/lib/puppet/lib/puppet/parser/functions/load_module_metadata.rb]/ensure: change from absent to file failed: Could not set …


    Read More
  • Apache Guacamole, Part 1: Basics and installation under CentOS 7

    calendar Mar 30, 2018 · 5 min read · guacamole  ·
    Share on: twitter facebook linkedin copy

    Readers of my blog know that I have been maintaining a homelab for a couple of years. I really like leveraging products I'm focussing on in my working hours also at home. In other words: I like gaining hands-on experience and learning things from scratch. To access my lab remotely, I have been using a VPN solution in …


    Read More
  • CentOS 7.4, Spacewalk 2.7 and Reposync: Internal Server Error

    calendar Jan 24, 2018 · 3 min read · selinux spacewalk  ·
    Share on: twitter facebook linkedin copy

    After my last Spacewalk 2.7 installation I had the problem that synchronising repositories using the web interface failed with the following error: The system protocol (/var/log/messages) included the following finding: 1Jan 24 21:02:13 st-spacewalk03 server: Caused by: java.lang.RuntimeException: File not found: …


    Read More
  • Short tip: CentOS 7.4, PostgreSQL 9.2.23 and Spacewalk 2.7: Could not install database

    calendar Jan 18, 2018 · 2 min read · kurztipp spacewalk  ·
    Share on: twitter facebook linkedin copy

    When installing Spacewalk 2.7 under CentOS 7.4 along with PostgreSQL 9.2.23, I recently stumbled upon the following error: 1# spacewalk-setup 2* Setting up SELinux.. 3** Database: Setting up database connection for PostgreSQL backend. 4** Database: Installing the database: 5** Database: This is a long process that is …


    Read More
  • System management with Foreman/Katello - Part 2: Products, Repositories and Content Views

    calendar Dec 19, 2017 · 10 min read · katello red-hat-satellite-6  ·
    Share on: twitter facebook linkedin copy

    The last post of this series introduced the software projects Foreman and Katello. If you followed the instructions, you were able to login to a fresh Foreman installation. In this part, the new installation is filled with live: first software contents are added to deploy and manage systems later. If you already had a …


    Read More
  • System management with Foreman/Katello - Part 1: Introduction and installation

    calendar May 14, 2017 · 7 min read · katello red-hat-satellite-6  ·
    Share on: twitter facebook linkedin copy

    The last couple of years I spent a lot of time in managing Linux systems with Spacewalk and Red Hat Satellite 5. Because the application was superseded by the vendor, I investigated on migrations to the successor. Back in 2008, Spacewalk was published as upstream project to Red Hat Network Satellite. Since then, a lot …


    Read More
  • Report VMware vSphere RHEL guests to RHSM using Red Hat Satellite 6.2

    calendar May 11, 2017 · 3 min read · katello red-hat-satellite-6  ·
    Share on: twitter facebook linkedin copy

    If you're utilizing Red Hat Satellite 6 for managing virtual Red Hat Enterprise Linux instances, you will need to leverage Red Hat Subscription Management (RHSM) for maintaining licenses. In comparison with the former Red Hat Network Classic licensing, signed manifest certificates are used. For bigger system landscapes …


    Read More
  • Short tip: Removing orphaned SAN multipath devices under Enterprise Linux

    calendar May 4, 2017 · 1 min read · kurztipp  ·
    Share on: twitter facebook linkedin copy

    Recently, I had to remove a SAN LUN on a physical Enterprise Linux system. The first step was to alter the multipath service configuration file (/etc/multipath.conf) and make the daemon reload its configuration: 1# vi /etc/multipath.conf 2... 3ESC ZZ 4 5# service multipathd reload Afterwards, the device was removed …


    Read More
    • ««
    • «
    • 1
    • 2
    • 3
    • 4
    • 5
    • »
    • »»

Christian Stankowic photo

Christian Stankowic

Virtualization, Linux and IaC
Read More

Recent Posts

  • Augsburg Linux Info Day 2023
  • Short tip: Windows 10 VMs under QEMU/KVM
  • Random freezes under Fedora (amdgpu)
  • Create SLES 15 SP4 Vagrantbox
  • Short tip: WireGuard VPN via FRITZ!Box and Network Manager
  • Lessons Learned: Vagrant + libvirt under Fedora
  • Short tip: Rootless Podman + docker-compose under Fedora
  • Short tip: brltty interferes with esptool.py under Pop!_OS

Categories

XING 254 OSBN-UBUNTUUSERS 213 LINUX 110 RHEL 69 VMWARE 46 UNIX 23 HARDWARE 22 WINDOWS 14 ANDROID 13 NAGIOSICINGA 12 ETC 8 SUSE 8 DEVELOPMENT 4 NETZWERK 4
All Categories
ANDROID13 ARCHLINUX1 AUTO1 CRUX3 DEVELOPMENT4 ETC8 FOTOGRAFIE1 HARDWARE22 KURZTIPP1 LINUX110 NAGIOSICINGA12 NETZWERK4 OPENVMS3 OSBN-UBUNTUUSERS213 RHEL69 SUSE8 UNIX23 VMWARE46 WINDOWS14 XING254
[A~Z][0~9]

Series

RHASSPY 4 KATELLO 2

Tags

KURZTIPP 90 SPACEWALK 25 RED-HAT-SATELLITE 23 SUSE-MANAGER 23 RASPBERRY-PI 15 ESXI 14 HP-UX 11 VCSA 11 KATELLO 10 RED-HAT-SATELLITE-6 10 HP 9 MACOS 8 FREEIPA 7 GITLAB 7
All Tags
ANSIBLE3 APPIMAGE1 APRIL2 CDE1 CHEF1 CISCO2 CLOUD-FOUNDRY1 DEBIAN6 DELL3 DEVOPS1 DOCKER3 ESP82661 ESXI14 FAIL2 FEDORA5 FLATPAK1 FREEIPA7 FROSCON1 GITEA1 GITHUB1 GITLAB7 GRAFANA2 GUACAMOLE1 HP9 HP-UX11 HTC-SENSE1 ICINGA7 ICINGA-DIRECTOR2 ICINGA24 INSPEC1 IOS1 IPCOP3 IPFIRE4 ITANIUM1 KATELLO10 KNOPPIX1 KUBERNETES1 KURZTIPP90 LVM2 MACOS8 MECHANICAL-KEYBOARD1 NAGIOS7 NAS1 NETIO1 NEXTCLOUD1 NEXUS2 NODE-RED3 OMD4 OPENVPN2 ORACLE3 PACEMAKER1 PHP2 PINEBOOK-PRO1 PODMAN2 POWERCLI2 POWERSHELL1 PROXMOX1 PUPPET2 RASPBERRY-PI15 RASPBIAN6 RED-HAT-IDENTITY-MANAGEMENT6 RED-HAT-SATELLITE23 RED-HAT-SATELLITE-610 RETRO4 RHASSPY2 ROM3 RPM2 SALT1 SELINUX2 SLES3 SNAP1 SOLARIS2 SPACEWALK25 SUSE-MANAGER23 THINKPAD4 UBUNTU2 UYUNI1 VAGRANT4 VCSA11 VMWORLD2 VRO2 VSAN3 WORDPRESS5 WSL1
[A~Z][0~9]
cstan.io

Copyright 2008-  CSTAN.IO. All Rights Reserved - Disclaimer

to-top