22%
30.11.2025
applications. Java-related and performance-critical projects use JRuby [3], a Ruby implementation in Java that leverages Java bindings in a Rails project.
RubyGems [4] is a de facto standard for extensions
22%
07.10.2025
of a new setup phase in the data center. Foreman can be installed retrospectively, but this is even more time consuming.
Tinkerbell: Success with Kubernetes
Tinkerbell [3] has made a name for itself
22%
28.07.2025
. On Linux (e.g., Ubuntu), the developers offer a script that lets you install StackStorm with a single command:
bash <(curl -sSL https://stackstorm.com/packages/install.sh) --user=st2admin --password
22%
31.10.2025
-1990s. The interpreter is now launched exactly once and then runs in the background. The web server then hands the requests to the interpreter via a TCP port or a Unix domain socket. Because
22%
30.11.2025
Amazon started converting its excess computational power to cash some time ago. Under such names as EC2 (Elastic Computing Cloud), S3 (Simple Storage Service), and SimpleDB, the book and coffee
22%
28.07.2025
storage devices
cpuburn
Determine the continuous performance of CPU(s)
Network Tools
Nmap
Network scanner for monitoring and security audits
Netcat
Data
22%
07.10.2025
.
Listing 1
Initial Checks with Goss
command:
mariadb:
exit-status: 0
exec: mysql cacti -s <<<'SELECT hostname FROM host WHERE id=1;'
stdout:
- localhost
searchd index:
exit
22%
31.10.2025
's S3.
Glance supports several image formats: Besides the classic KVM QCOW format, Glance also supports VMware images out of the box. It can basically run operating system images of anything that runs
22%
30.11.2025
but from a directory service. This task can be simplified by deploying PAM [1].
Modular Authentication
Originally developed in the mid-1990s by Sun Microsystems, PAM is available on most Unix-style systems
22%
30.11.2025
used a virtual machine on a VMware ESX server. The physical underpinnings were a ProServ II server by ExuS Data with two Xeon quad-core processors and 16GB of RAM (Figure 1, top
