Open-source News

Learn to use the Sed text editor

opensource.com - Tue, 12/22/2020 - 16:00

Created for version 7 of AT&T’s original Unix operating system, the sed command has been included with probably every Unix and Linux OS since. The sed application is a stream editor, and unlike a text editor it doesn’t open a visual buffer into which a file’s data is loaded for processing. Instead, it operates on a file, line by line, according to either a command typed into a terminal or a series of commands in a script.


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4 reasons businesses adopted open source in 2020

opensource.com - Tue, 12/22/2020 - 16:00

Companies are turning to open source during the pandemic, with 44% of organizations reporting they will increase their use of open source for application development, finds Tidelift's third managed open source survey.


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Phoronix Test Suite 10.2 Milestone 3 Released For The Latest In Open-Source Benchmarking

Phoronix - Tue, 12/22/2020 - 13:00
Phoronix Test Suite 10.2 Milestone 3 is now available as the latest development release ahead of our Q1'2021 update to this leading cross-platform, open-source automated benchmarking system...

Intel Pursuing AVX-512 Optimized Crypto Algorithms For The Linux Kernel

Phoronix - Tue, 12/22/2020 - 07:44
Intel engineers have posted the initial Linux kernel patches providing AVX-512 optimized versions of common crypto algorithms. The AVX-512 optimized versions do pan out and promise to offer huge speed-ups but are disabled by default at this stage over the negative CPU frequency/performance impact that running AVX-512 can have on CPU cores / shared threads...

Arm Begins Adding ARMv8.7-A Support In LLVM Clang 12

Phoronix - Tue, 12/22/2020 - 04:29
Back in September Arm began talking about their "2020 extensions" for the A-profile architecture. Initial support for these new additions as ARMv8.7-A is beginning to land in the LLVM compiler stack...

Running BSDs On The AMD Ryzen 5000 Series - FreeBSD vs. Linux Benchmarks

Phoronix - Tue, 12/22/2020 - 00:23
Over the past nearly two months we have been running a lot of Linux benchmarks on the AMD Ryzen 5000 series, but what about the BSD operating systems with these Zen 3 desktop CPUs? Recently I got around to trying out a few of the BSDs on a Ryzen 9 5900X desktop as well as running some FreeBSD 12.2 vs. Ubuntu Linux benchmarks, including with Linux on OpenZFS and Clang.

AMD EPYC Seeing Nice Performance Improvements With PostgreSQL On Linux 5.11

Phoronix - Mon, 12/21/2020 - 22:24
For those running PostgreSQL database servers (and potentially similar workloads) on AMD EPYC servers, Linux 5.11 is bringing a very nice Christmas gift in the form of better performance for at least some 2P server configurations...

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