Docker has been supporting multiple processor architecture for a long time - including x86_64 and ARMv6/7 being the most well-known ones. In addition to them, aarch64/arm64 (ARMv8+), s390x (IBM z Systems) and ppc64le (IBM POWER) are also possible.

Images can be created for multiple architectures in a parallel manner …

To translate text into voice, a TTS software (Text-to-Speech) is required. Under Linux there are basically two free tools: CMU Flite and eSpeak.

CMU Flite (festival-lite) exists since 2001 and is therefore considered a veteran in speech synthesis under Linux, eSpeak was first released in 2006. From a sound perspective, …

When using tools such as GitLab can cloned via HTTP and SSH. Especially the second choice can be handy if there is no VPN available - but keep in mind, also sending DNS via the jumphost.

The first step is establishing a SSH connection leveraging port forwarding:

1$ ssh -A -D 1337 USER@IP -i pinkepank.key

Afterwards, …

When implementing larger tasks in Ansible, you might thinking about writing your own Ansible role sooner or later. For this, the ansible-galaxy command can help you:

1$ ansible-galaxy init my-role
2- my-role was created successfully

Beside handlers, variables and meta data, also a test task is created. Using this task, …

While using the Ansible modules get_url and unarchive I recently stumbled upon the following errors:

1failed to create temporary content file: 'The read operation timed out'
2failed to create temporary content file: (-1, 'Unexpected EOF')

After some research it figured out that the urllib3 library ( …

Recently, I stumbled upon the following issue while installing a Python utility on an older CentOS system:

 1# python setup.py install
 2Traceback (most recent call last):
 3  File "setup.py", line 102, in
 4    'katprep_snapshot=katprep.snapshot:cli',
 5  File …

Doing a recent Puppet agent upgrade from version 3.x to 4.x I stumbled upon the following errors:

1Puppet (warning): Unable to fetch my node definition, but the agent run will continue:
2Puppet (warning): Could not find terminus rest for indirection node
3/File[/var/lib/puppet/lib] (err): Failed to generate additional …

Leveraging SNMP is often a pain when appropriate MIB files (Management Information Base) are missing - e.g. because the manufacturer did not document them or only offer them at fee. When utilizing a Perl program recently, I stumbled upon the following issue:

Cannot find module (SNMPv2-SMI):

After ensuring that missing …