Open-source News

5 ways to protect your documents with open source software

opensource.com - Tue, 04/20/2021 - 15:02

Users have every right to be concerned about the safety and security of their data. When you create data on a computer, it's reasonable to want exclusive control over it.

There are many ways to protect your documents. At the filesystem level, you can encrypt your hard drive or just a file. A good office suite affords you many more options, though, and I've gathered five of the methods I use to secure my documents with open source software.


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A beginner's guide to network management

opensource.com - Tue, 04/20/2021 - 15:01

Most people connect to at least two networks every day. After you turn on a computer or mobile device, it connects to a local WiFi network, which in turn provides access to the interconnected network of networks that is "the internet" (a combination of the words interconnected networks).

But how do networks actually work? How does your device know how to find the internet, a shared printer, or a file share? How do these things know how to respond to your device? What tricks do system administrators use to optimize the performance of a network?


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Application observability with Apache Kafka and SigNoz

opensource.com - Tue, 04/20/2021 - 15:00

SigNoz is an open source application observability platform. Built in React and Go, SigNoz is written from the ground up to allow developers to get started with their observability goals as soon as possible and with minimum effort.

This article looks at the software in detail, including the architecture, Kubernetes-based deployment, and some common SigNoz uses.


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Accelerated Database Performance on Red Hat Enterprise Linux 8.3 with Intel Ice Lake

Red Hat News - Tue, 04/20/2021 - 12:00

This post compares the performance of some of the most popular database workloads on Red Hat Enterprise Linux 8.3 powered by Intel’s Cascade Lake and the recently available Intel’s Ice Lake CPU. In our performance runs, the two CPU designs are compared on the performance lab’s "white-box" hardware servers with similar performance optimized memory configurations using the same NvME IO controllers and the HammerDB workload driver. 

Red Hat honors North American partners for open hybrid cloud innovation

Red Hat News - Tue, 04/20/2021 - 12:00

Red Hat partners continue to be a driving force behind open source innovation and customer success. The circumstances of 2020 brought many changes to the industry landscape and IT market, but Red Hat partners remained resilient and customer-centric to build new solutions and support scalable, flexible hybrid cloud environments for sustainable growth.

Microsoft Adding Azure "MANA" Driver To Linux

Phoronix - Tue, 04/20/2021 - 08:32
Microsoft is preparing the Linux kernel for some yet-to-debut Azure network functionality...

ARM in the Datacenter - Virtualization Review

Google News - Tue, 04/20/2021 - 07:14
ARM in the Datacenter  Virtualization Review

KFence Memory Safety Error Checking Is Looking Good For Minimal Overhead On Linux 5.12

Phoronix - Tue, 04/20/2021 - 04:16
Of the many new features coming with Linux 5.12 is KFence, short for the Kernel Electric Fence. KFence is a low-overhead memory safety error detector/validator for the kernel with lower expected overhead costs than say the Kernel Address Sanitizer. I just wrapped up some benchmarks looking out for any overhead impact of KFence on Linux 5.12 in its near-final state...

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