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Short tip: Apache and Pacemaker: invalid parameter

  • 22. March 2018
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Recently I had some issues with a Linux cluster running Corosync, Pacemaker and Apache. I was unable to run the redskin as ressource – starting always failed with “invalid parameter“: # crm resource start apache … Read more

    • Linux
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SUSE Linux Expert Days 2018 Frankfurt

  • 4. March 2018
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Last Tuesday, one of the SUSE Linux Expert Days 2018 events was taking place in Frankfurt. Every year, SUSE arranges plenty of those events in order to update customers with talks and demonstrations about new … Read more

    • Linux
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Authenticate Spacewalk users with FreeIPA

  • 26. January 2018
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A fresh Spacewalk installation usually defines user accounts in a local manner – including permissions. Especially for bigger system landscapes with requirements such as Single Sign-on, this is not a practical solution. Fortunately, Spacewalk and … Read more

    • Linux
    • OSBN/Ubuntuusers Planet
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CentOS 7.4, Spacewalk 2.7 and Reposync: Internal Server Error

  • 24. January 2018
  • 6 comments

After my last Spacewalk 2.7 installation I had the problem that synchronising repositories using the web interface failed with the following error:

    • OSBN/Ubuntuusers Planet
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Short tip: CentOS 7.4, PostgreSQL 9.2.23 and Spacewalk 2.7: Could not install database

  • 18. January 2018
  • 1 comment

When installing Spacewalk 2.7 under CentOS 7.4 along with PostgreSQL 9.2.23, I recently stumbled upon the following error:

    • OSBN/Ubuntuusers Planet
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Short tip: Move running processes into another terminal

  • 29. December 2017
  • 0 comments

Every Linux user knows the following scenario: a running process should be moved to another terminal. An example: an application update takes longer than expected and the status should be monitored on the go in GNU … Read more

    • Linux
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Short tip: ESXi 6.5, Supermicro X10SDV-TP8F and 10G NICs

  • 20. December 2017
  • 0 comments

When reinstalling one of my homelab vSphere cluster nodes I noticed again, that the Intel driver ixgbe is not part of the ESXi base image. This driver is needed for my Supermicro mainboard X10SDV-TP8F in order to … Read more

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System management with Foreman/Katello – Part 2: Products, Repositories and Content Views

  • 19. December 2017
  • 19 comments

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 … Read more

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Migrate WordPress from qTranslate-X to WPML

  • 15. December 2017
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I have been blogging in multiple languages for couple of years: in my mother tongue german and – because of international visitors – also in english. In the beginning I decided to go for the … Read more

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Short tip: Get WWN port names under Linux

  • 24. November 2017
  • 0 comments

To find out the WWN port name of a HBA under Linux, reading the port_name file is sufficient – e.g. for all HBAs: $ cat /sys/class/scsi_host/host*/device/fc_host/host*/port_name 0x2002f6dc44b8e2b6 0x2001f6dc44b8e2b6

    • Linux
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apropos

Christian Stankowic

IT addict und state certified series junkie

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OSBN This blog is part of OSBN, the Open Source Blog Network. This network includes blogs that are focussing on open source topics. Additional interesting blogs can be found on the OSBN website.

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April CDE Cisco Debian Dell ESXi Fedora FreeIPA GitLab Grafana HP HP-UX Icinga Icinga2 Icinga Director IPCop IPFire Katello LVM macOS Nagios Nexus OMD OpenVPN Oracle PHP PowerCLI Raspberry Pi Red Hat Identity Management Red Hat Satellite Red Hat Satellite 6 Retro ROM RPM SELinux Short tip Solaris Spacewalk SUSE SUSE Manager vCSA VMworld vRO vSAN WordPress

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