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PSSC Labs' PowerServe HPC Servers and PowerWulf HPC Clusters
by James Gray In its quest to provide customers the latest and best computing solutions that deliver relentless performance with the absolute lowest TCO, PSSC Labs has supercharged two server solutions...
View ArticleSysadmin 101: Patch Management
by Kyle Rankin A few articles ago, I started a Sysadmin 101 series to pass down some fundamental knowledge about systems administration that the current generation of junior sysadmins, DevOps engineers...
View ArticleBanana Backups
by Kyle Rankin In the September 2016 issue, I wrote an article called "Papa's Got a Brand New NAS" where I described how I replaced my rackmounted gear with a small, low-powered ARM device—the Odroid...
View ArticleAnsible: the Automation Framework That Thinks Like a Sysadmin
by Shawn Powers I've written about and trained folks on various DevOps tools through the years, and although they're awesome, it's obvious that most of them are designed from the mind of a developer....
View ArticleThinking Concurrently: How Modern Network Applications Handle Multiple...
by Reuven M. LernerReuven explores different types of multiprocessing and looks at the advantages and disadvantages of each. When I first started consulting, and my clients were small organizations...
View ArticleAvoiding Server Disaster
by Reuven M. LernerWorried that your server will go down? You should be. Here are some disaster-planning tips for server owners. If you own a car or a house, you almost certainly have insurance....
View ArticleRapid, Secure Patching: Tools and Methods
by Charles Fisher Generate enterprise-grade SSH keys and load them into an agent for control of all kinds of Linux hosts. Script the agent with the Parallel Distributed Shell (pdsh) to effect rapid...
View ArticleWhy You Should Do It Yourself
by Kyle RankinBring back the DIY movement and start with your own Linux servers. It wasn't very long ago that we lived in a society where it was a given that average people would do things themselves....
View ArticleStop Killing Your Cattle: Server Infrastructure Advice
by Kyle RankinIt's great to treat your infrastructure like cattle—until it comes to troubleshooting. If you've spent enough time at DevOps conferences, you've heard the phrase "pets versus cattle" used...
View ArticlePapa's Got a Brand New NAS: the Software
by Kyle RankinWho needs a custom NAS OS or a web-based GUI when command-line NAS software is so easy to configure? In a recent letter to the editor, I was contacted by a reader who enjoyed my "Papa's...
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