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Welcome

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As system administrators, we are continually challenged with balancing risk vs. benefit. In everything we do, touch, or alter, there is risk.

Quick on the Uptake

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The pdsh parallel shell is a fundamental HPC tool that lets you run a command across multiple nodes in a cluster.

From the Same Mold

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The new Windows 10 update strategy, called an in-place upgrade, requires some manual adjustments for third-party components, as well as accommodations for multilingual and non-English enterprises.

Makeover

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The Prometheus monitoring tool might not always look like one of the Titans, but add-ons like Alerta or Telegraf can improve its looks.

Power Runners

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Most users tend to think of Docker when they hear the word "containers," but for some time now it has been possible to operate containers with other runtimes. We take a closer look at Docker and the CRI-O project.

Change the Future

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Purism is a hardware vendor with the credo that the latest technology should not cost you your freedom. We interview Purism CEO Todd Weaver.

Cloud Worker

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Employees or individual teams who need a workstation quickly can benefit from XenApp Essentials and XenDesktop Essentials; those who need more extensive services can move to XenApp and XenDesktop Services.

Secure Shopping

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We submit an Apache web server to the Qualys SSL Server Test and look at how to protect against data theft with a combination of TLS by way of Let's Encrypt, SELinux or AppArmor, a firewall, and restraining your web server's verbosity.

Living in the Clouds

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At first sight, an OpenStack installation might seem like rocket science, but you can launch a fully functional cloud environment with minimal effort in a relatively short time with the Packstack automation tool.

Always On

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Implementing highly available SAN data storage virtualization.

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