If you want to create and sign RPM packages for Enterprise Linux 5 and 6 you will have to consider some things while creating and using the GPG key so that EL5 systems can also use the signed packages.

If you create a GPG key using the standard settings and sign a RPM package under EL6 you will get the following error …

A couple of days ago I stumbled upon something I nearly forgot: SUSE Linux Enterprise Server for VMware.

This is a slightly customized version of SUSE Linux Enterprise Server (SLES) created 2010 during a cooperation between VMware and Novell. The most interesting thing about this is that this version is completely …

VMware published a very useful tiny helper named vSphere Mobile Watchlist. The smartphone application is designed to be used for monitoring and controlling running virtual machines.

To avoid beeing overwhelmed by a endless list of virtual machines (of course this depends on the size of your virtual environment) the …

Recently I discovered the following hint in the vCenter service state overview:

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  loading="lazy"
  decoding="async"
  alt="Ldap backup task monitor warning"
  
    class="image_figure image_internal image_unprocessed" …</picture></figure></p>

During a recent system update that I started using Spacewalk I stumbled upon the following error message:

1Fatal error in Python code occurred [[6]]

After some troubleshooting I came up that I upgraded my spacewalk server to the most recenet release a couple of days ago. During this update I forgot to update also the …

Often configuration files are also updated during the installation of newer RPM packages. Using the package manager yum you're informed about that like this:

1# yum update
2...
3  Updating   : osad-5.11.33-1.el6.noarch                                  13/32
4warning: /etc/sysconfig/rhn/osad.conf created as …

To find out the World Wide Name / World Wide Identifier of a Fibre channel controller under Linux you actually have multiple possibilities.

A very common way is to read the /sys directory. In this virtual file system there are e.g. special files which contain further information about the hardware. Below the folder …

Sometimes it is necessary to patch the Linux source code - e.g. after new drivers or security bugfixes have been applied.

As a rule this task is done by your chosen distributor - but maybe you don't want to wait for that (or you like doing this on your own).

I'm currently preparing myself for the LPIC-2 certification - …

When updating the GRUB2 package on a clean install of CRUX Linux I recently stumbled upon the following error:

1# prt-get update grub2
2...
3Pkgfile: line 28: ./grub-mkfont: No such file or directory"

The solution for this issue was simple - the freetype package was missing. This package is needed for generating …