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What’s Free at Linux Academy — March 2019

Linux Academy

By adding free cloud training to our Community Membership, students have the opportunity to develop their Linux and cloud skills further. Each month, we will kick off our community content with a live study group, allowing members of the Linux Academy community to come together and share their insights in order to learn from one another.

Linux 80
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Technology Short Take #37

Scott Lowe

Peter Phaal speaks up in the comments to Marten’s article about how sFlow can be used to rapidly detect elephant flows , and points to a demo taking place during SC13 that shows sFlow tracking elephant flows on SCinet (the SC13 network). Mike Preston has a great series going on tuning Debian Linux running under vSphere.

Vmware 60
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Free Courses at Linux Academy — September 2019

Linux Academy

To continually support you in your mission to learn and grow we are always adding new courses and free resources to begin developing your Linux and Cloud skills. Courses Free in September: Microsoft SQL Server On Linux Quick Start. Linux Networking and Trouble Shooting. Git Quick Start.

Linux 18
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Technology Short Take #63

Scott Lowe

At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. If you’d like to re-create the demo environment, check out the presentation’s GitHub repository. Matt Oswalt recently unveiled (and open sourced) a framework called ToDD, which stands for “Testing on Demand: Distributed”.

Vmware 60
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KubeCon 2018 Day 1 Keynote

Scott Lowe

Noorali starts out with a quick introduction/overview of Helm, likening it to yum or apt for Linux packages. Chart Museum, an open source Helm chart repository server, also recently released an update. Moving into storage, Rice mentions Rook, which as of September moved from the Sandbox into the CNCF Incubator.

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The Hacker Mind Podcast: Hunting The Next Heartbleed

ForAllSecure

I mean, it was open source, right? And this is open source software, meaning that there’s some developers or some project behind it that has already built out the basics of what you need to put it into your code and start using it. And is it better to be open source or commercial. No shame in that.

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Demystifying A Docker Image

ForAllSecure

Accompanying this post is the open sourcing of Rootfs Builder , the tool we use to extract a rootfs from a Docker image. OverlayFS layers two directories on a single Linux host and presents them as a single directory. OFS is the storage driver for Docker and, as you can imagine, is well-suited for containers. Next Steps.