I believe the best and worst thing about Linux is its hard distinction between kernel space and user space. Without that distinction, Linux never would have become the most leveraged operating system ...

Testing is an integral and important part of any software development cycle, open or closed, and Linux kernel is no exception to that. Developer testing, integration testing, regression, and stress ...

Here are the benefits and some caveats to running data-path applications in the user space. Discussed is Linux's UIO framework. Traditionally, packet-processing or data-path applications in Linux have ...

Linux system calls never change. What, never? Hardly ever. One of the fundamental principles of Linux kernel development is that user-space interfaces are set in stone. Once an API has been made ...

When Docker burst onto the scene in 2013, Linux containers seemed like an overnight success. But the evolution to containers—and microservices and Kubernetes—was actually decades in the making, based ...

First, Torvalds is back in the driver's seat. "'I'm starting the usual merge window activity now," said Torvalds. But it's not going to be kernel development as usual. "We did talk about the fact that ...

Linus Torvalds has kicked off yet another development cycle for the Linux kernel, announcing the release of 5.10-rc1, and this time with an historical twist. The new version of the kernel effectively ...

In previous articles, we looked at how to configure the kernel as well as the key components of an embedded operating system (OS). This new article focuses on the hardware components of embedded Linux ...

Editor's Note: Linux remains an attractive option for embedded systems developers. In fact, industry surveys such as the Embedded Market Study by UBM (EDN's parent company) consistently show interest ...