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How to See What’s Going on With Your Linux System Right Now
Is that service still running? What application is using that TCP port? These questions and more can be answered easily by sysadmins who know...
What Are ‘Mature’ Stateful Applications?
BlueK8s is a new open source Kubernetes initiative from ‘big data workloads’ company BlueData — the project’s direction leads us to learn a little about which direction...
What Serverless Architecture Actually Means, and Where Servers Enter the Picture
Serverless architecture is not, despite its name, the elimination of servers from distributed applications. Serverless architecture refers to a kind of illusion, originally made for...
Containers Break the Shared Responsibility Model Between Cloud Providers and Ops
Last month, a critical vulnerability in the basic Linux network infrastructure was discovered by Felix Wilhelm from Google’s Security Team and disclosed by Red...
Open Source at 20: The Ubiquity of Shared Code
“Why is open source important? That’s like asking why is gravity important,” stated Brian Behlendorf, a leading figure in the open-source software movement, and...
Stack vs Heap. What’s the Difference and Why Should I Care?
I’m four months into the curriculum at Holberton School and we’ve solved multiple problems using the malloc, realloc, calloc and free functions in the C programming...
What Is the NIST Cybersecurity Framework?
Learn what the NIST Cybersecurity Framework is, who it impacts, and how to implement it in Data Protection 101, our series on the fundamentals...
Blockchain Beyond the Hype: What is the Strategic Business Value?
Companies can determine whether they should invest in blockchain by focusing on specific use cases and their market position.
Speculation on the value of blockchain is...
Vote for Your Favorite Linux SBC and Be Entered to Win a Free Board
Vote for your favorite open-spec, Linux- or Android-ready single board computers priced under $200.
It’s time again for LinuxGizmos’ annual reader survey of single board...
Back to Basics: What Sysadmins Must Know about Logging and Monitoring
With the rise of containers and virtual machines, some system administrators have been neglecting their system logs. That’s a mistake.
Even if your containerized applications...