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38%
Avoiding common mistakes in high-performance computing
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Maxim Kazmin, 123RF.com
that all customers have similar experiences. Experience and ability are varied and great among the many commodity hardware and solution providers. In a post-single-vendor supercomputer market, the largest
38%
Zulip, Mattermost, and Rocket.Chat
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © rll, fotolia.com
in a single pod and only shares one HTTP port with the outside world. The upstream Nginx reverse proxy takes care of SSL termination. In principle, you just need to convert the Docker Compose file [5] provided
38%
Bare metal lifecycle management with six open source tools
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Beth Macdonald on Unsplash
alternative under a free license, the options quickly dry up, especially for organizations that do not want to be dependent on a commercial provider for long-term server lifecycle management. For this reason, I
38%
Dynamic routing in Linux with Quagga
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© petrol, 123RF.com
doesn't handle the routing (that is still the domain of the underlying operating system kernel); however, it does provide a number of routing protocols – Routing Information Protocol (RIP) [3], RIPng [4
38%
Intrusion detection with Prelude
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Chittima Kasa, 123RF.com
and German IT service provider CS Group, Prelude confidently boasts its abilities as a SIEM solution. As such, it collects all the security-relevant event data on a network. Besides analysis and graphical
38%
Monitoring KVM instances with Opsview
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Gina Sanders, Fotolia
also frequently provides the underpinnings for a virtualization cluster that runs multiple guests in a high-availability environment, thanks to Open Source tools such as Heartbeat [2] and Pacemaker [3
38%
What's new in Small Business Server 2011
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
A&M Rovenko, 123RF
vendors also offer a special version for SBS. The wizard lets administrators complete the server setup after installation, including setting up the Internet connection, providing certificates, and creating
38%
Fast system management from Puppet Labs
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Artmann Witte, fotolia.com
.stomp.password = unset 14 15 # security plugin config 16 securityprovider = psk 17 plugin.psk = foobar The second package provides the /etc/mcollective/server.cfg configuration file (Listing 3), which gives
38%
Code IaC for provisioning of preconfigured virtual environments
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © vladnikon, 123RF.com
infrastructure to provide a secure, scalable, and flexible cloud platform service designed to accelerate the onboarding and provisioning of user-dedicated virtual desktop environments for various technical users
38%
Server validation with Goss
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Lead Image © Ewa Walicka, fotolia.com
logging in over SSH, you will need to enter the command in your personal .profile file to ensure that Goss only provides feedback during interactive logins and not during SCP-based data transfer or before

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