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Growing Pains  

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When Kubernetes needs to scale applications, it searches for free nodes that meet a container's CPU and main memory requirements; however, when the existing hardware is at full capacity, the Kubernetes Cluster Federation project (KubeFed) takes the pain out of adding clusters.

Neat Packages  

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Kaboxer packages applications that are otherwise missing from distribution package sources.

Plug and Go  

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Automation of network devices can be accomplished in a number of ways: with the official approaches recommended by the manufacturers; by Cumulus Linux, an open network operating system; and with the Ansible automation platform, which can communicate with devices from any vendor.

Helmsman  

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A Helm chart is a template of several parts that defines, deploys, and upgrades Kubernetes apps and can be considered the standard package manager in the Kubernetes world.

All Inclusive  

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Specialized Linux distributions are available for small and midsize businesses that promise economical and easy management of server applications and entire IT infrastructures. We looked at four of the best known candidates: ClearOS, NethServer, Zentyal, and Univention Corporate Server.

The Magic Gate  

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Cisco's Identity Services Engine offers a scalable approach to network access control for a variety of devices.

What is an IOPS Really?  

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IOPS is mentioned quite often when benchmarking and testing storage systems, but what does it really mean? We discuss and explain what an IOPS is and how to measure it.

Big Flap  

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Developing apps in the past for Android, iOS, the web browser, and the desktop meant having to write different versions of the code; however, that's no longer the case thanks to Google's Flutter framework.

Swarming  

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The Locust load test tool assesses the resiliency of your infrastructure to help you determine whether it can withstand a flood of requests.

Light at the End of the Tunnel  

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Firewalls and network address translation often stand in the way of access to remote systems, but the free RPort software works around these obstacles and supports remote maintenance through a tunnel locally, in the cloud, and from your home office.

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