Open-source News

100+ Benchmarks Of Amazon's Graviton2 64-Core CPU Against AMD's EPYC 7742

Phoronix - Fri, 05/22/2020 - 22:10
Last week Amazon AWS promoted their Graviton2 instances to general availability status with a variety of different sized EC2 instances as well as a bare metal instance for tapping the full potential of their new SoC that features 64 Arm Neoverse N1 cores. Last week we ran through many benchmarks looking at Graviton2 on EC2 and bare metal performance while here is a follow-up article with more benchmarks and looking at how the sixty-four core Arm Graviton2 compares to AMD's EPYC 7742 64-core CPU with and without SMT.

Linux 5.8 Set To Optionally Flush The L1d Cache On Context Switch To Increase Security

Phoronix - Fri, 05/22/2020 - 19:49
The Linux kernel patches that have been spearheaded by Amazon AWS engineers to optionally flush the L1 data cache on each context switch have now been queued in the x86/mm branch ahead of the upcoming Linux 5.8 kernel cycle...

Open-Source NVIDIA/Nouveau Changes Submitted For Linux 5.8

Phoronix - Fri, 05/22/2020 - 19:17
There hasn't been too much to report on the open-source NVIDIA "Nouveau" kernel driver in some time since the enabling of Turing and no apparent progress on re-clocking to allow the graphics cards to hit their rated clock frequencies (the longstanding, number one limitation for this open-source driver), but some changes were sent in today for the upcoming Linux 5.8 kernel merge window...

Allwinner Preparing Their A100 SoC Support For The Upstream Linux Kernel

Phoronix - Fri, 05/22/2020 - 19:08
Allwinner Tech has prepared their initial Linux kernel patches for bringing up the A100 SoC. The A100 SoC is one of their newest tablet-focused SoCs moving forward...

Zstd 1.4.5 Released With 5~10% Faster Decompression For x86_64, 15~50% For ARM64

Phoronix - Fri, 05/22/2020 - 18:31
Facebook's compression experts responsible for Zstandard have today released Zstd 1.4.5 with more performance improvements...

How to Install WordPress with Apache in Ubuntu 20.04

Tecmint - Fri, 05/22/2020 - 15:16
WordPress is the most popular platform in the world for building websites, be it a blog, an e-commerce website, a business website, a portfolio website, an online business directory, and so on. It is...

Turn your Raspberry Pi homelab into a network filesystem

opensource.com - Fri, 05/22/2020 - 15:02

A shared filesystem is a great way to add versatility and functionality to a homelab. Having a centralized filesystem shared to the clients in the lab makes organizing data, doing backups, and sharing data considerably easier. This is especially useful for web applications load-balanced across multiple servers and for persistent volumes used by Kubernetes, as it allows pods to be spun up with persistent data on any number of nodes.


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Fast data modeling with JavaScript

opensource.com - Fri, 05/22/2020 - 15:01

As a backend developer at the Railwaymen, a software house in Kraków, Poland, some of my tasks rely on models that manipulate and customize data retrieved from a database. When I wanted to improve my skills in frontend frameworks, I chose Vue, and I thought it would be good to have a similar way to model data in a store.


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A beginner's guide to web scraping with Python

opensource.com - Fri, 05/22/2020 - 15:00

There are plenty of great books to help you learn Python, but who actually reads these A to Z? (Spoiler: not me).

Many people find instructional books useful, but I do not typically learn by reading a book front to back. I learn by doing a project, struggling, figuring some things out, and then reading another book. So, throw away your book (for now), and let's learn some Python.


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Linux 5.8 To See Support For POWER10's Prefixed Instructions

Phoronix - Fri, 05/22/2020 - 13:45
Beyond the usual excitement of numerous x86 and Arm hardware advancements each cycle, Linux 5.8 is bringing new IBM POWER enablement work...

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