Tags: operating system

Optimizing Graphics Memory Bandwidth with Compression and Tiling: Notes on DRM Format Modifiers

Written by Varad Gautam, Consultant Associate Software Engineer at Collabora. Over the past few weeks, I have been working for Collabora on plumbing DRM format modifier support across a number of components in the graphics stack. This post documents the work and the related consequences/...
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13 Weird and Wonderful Niche Linux Distros of 2017

Fed up with the bog-standard Ubuntu, Debian, Fedora and so on? Looking for a distro that reflects your individuality? In this roundup we've discovered no less than 13 of the best, oddest and most useful distributions that Linux has to offer. They include one distro which is the official, sanctioned...
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Linux Enhanced BPF (eBPF) Tracing Tools

This page shows examples of performance analysis tools using enhancements to BPF (Berkeley Packet Filter) which were added to the Linux 4.x series kernels, allowing BPF to do much more than just filtering packets. These enhancements allow custom analysis programs to be executed on Linux dynamic...
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This Week in Open Source News: OSS Leaders Oppose Immigration Ban, $800 Linux Laptop Announced & More

This week in open source and Linux news, open source industry leaders and executives have been vocally against President Trump's immigration ban, the newly-announced KDE laptop could cost you more than 1.3k, and more! Keep reading to stay on top of this busy news week.  open-source-immigration....
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Idit Levine
Idit Levine, CTO of the Cloud Management Division at Dell EMC, describes the open source unikernel project UniK at CloudNativeCon + KubeCon.

UniK: Isolating Processes and Reducing Complexity

Unikernels aren’t a new concept; the stripped-down, library-specific application machine images have been around for decades.  But unikernels are enjoying a renaissance thanks to cloud computing; they offer major efficiencies in resource use and provide a tiny attack service for nefarious online...
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Linus Torvalds Outs Linux Kernel 4.10 Release Candidate 6, the Biggest So Far

If last week's fifth RC was relatively normal and kept small, the Linux kernel 4.10 Release Candidate 6 snapshot appears to be much bigger because of a flood of patches that landed on Friday and this weekend. This makes today's RC release the biggest so far for the Linux 4.10 series. As for the...
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Automotive Open Source
"Whether the car companies like it or not their industry is becoming a tech industry," writes Rob Enderle in a summary of a recent meeting with Dan Cauchy of Automotive Grade Linux.

This Week in Open Source News: Auto Industry is 'Becoming Tech Industry', Hitachi Steps Up Open Source Participation & More

This week in open source news, Automotive Grade Linux is evidence of the auto industry merging with tech entirely, Hitachi steps up its open source game, and more! Read on to catch up on this busy week in OSS tech news.  1) "Whether the car companies like it or not their industry is becoming a tech...
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TrentaOS
Jack Wallen takes look below the surface of the lovely -- alpha stage -- TrentaOS.

TrentaOS Is an Elegant Desktop Linux with a Few Rough Edges

It appears we have another Linux desktop renaissance on our hands. Back in the late 1990s, it seemed like everyone was creating a new Linux distribution—each with its own unique take on the platform—until there were so many to choose from, one never knew where to begin. This time around, we have a...
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Brent Roman
Brent Roman describes the Linux-controlled Environmental Sampler Processor, which performs chemical and genetic assays on water samples and transmits the results back to shore.

Trimming Power on Remote IoT Projects

At last October’s Embedded Linux Conference Europe, Brent Roman, an embedded software engineer at the Monterey Bay Aquarium Research Institute (MBARI), described the two decade-long evolution of MBARI’s Linux-controlled Environmental Sampler Processor (ESP). Roman’s lessons in reducing power...
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Understanding Unikernels

When we describe a typical operating system kernel on a typical machine (be it physical or virtual), we are normally talking about a distinct piece of software which runs in a separate processor mode (kernel mode) and address space from the rest of the software running on that machine. This...
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