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Imagine you're a new DevOps engineer in a growing agile environment, and recently your company has experienced phenomenal growth. To support expansion, the company increased hiring by 25% over the last quarter and added 5,000 more servers and network devices to its infrastructure. The company now has over 13,000 users, and you need a tool to scale the existing infrastructure and manage your large number of users and their thousands of files and directories. read more

Video: Zombieload, another Intel processor side-channel attack, just like Meltdown and Spectre before it, poses a security threat for Linux systems.

Twenty years ago, I started using free and open source software. Soon after, I started asking questions on dedicated forums, learned how to use IRC to chat with developers, and contributed my first bug reports. As my contributions increased, I made a career move from industry to open source software. Over the past 20 years, I've learned a lot about using and contributing to free and open source software and working with communities and developers. Here are 10 of the key areas you'll find in an open source project and some tips for managing them better. read more

Estone’s IP65 protected “PPC-4107” panel PC is touted for its easy installation. It runs Linux or Android on an i.MX6 and offers GbE with PoE, WiFi/BT, and a 7-inch, capacitive HD touchscreen. Estone Technology has announced a PPC-4107 panel PC designed primarily for wall-mounted residential, commercial, and industrial building automation, as well as HVAC monitoring […]

Learners of all types are drowning in the deluge of information and learning resources available online. This barrage of information often leaves people confused about how to find the right course, tutorial, book, or other material that can help simplify their learning journey and achieve their personal objectives and needs. read more

Many businesses use Excel files to manage price lists, product inventories, advertising settings, financial data, and more. However, due to the ubiquity of the web, there is a growing need for organizations to display this type of data on websites or process it in third-party tools. Converting Excel data into web-based formats like JSON and HTML makes that possible. read more

Recently, Andrey Ryabinin tried to fix what he felt was a problem with how CGroups dealt with low-memory situations. In the current kernel, low-memory situations would cause Linux to recuperate memory from all CGroups equally. But instead of being fair, this would penalize any CGroup that used memory efficiently and reward those CGroups that allocated more memory than they needed...

One of the most popular and effective enterprise use-cases which leverage analytics today is log analytics. Nearly every organization today has multiple systems and infrastructure running day in and day out. To effectively keep their business running, these organizations need to know if their infrastructure is performing to its maximum potential. Finding out involves analyzing system and application logs and maybe even applying predictive analytics on log data. read more

'Wouldn't it be ironic if all paths used by open-source developers lead to Microsoft?' Anyone still worry about the Microsoft monopoly? Executive director of the Eclipse Foundation Mike Milinkovich does.…

News briefs for May 14, 2019.

In part one of this series, we began by using Python and Apache Spark to process and wrangle our example web logs into a format fit for analysis, a vital technique considering the massive amount of log data generated by most organizations today. read more

This tutorial will guide you through installing Craft CMS on a fresh Fedora 29 system with Nginx as web server and we secure the site with a Let's encrypt SSL certificate.

I've become increasingly convinced that there's something to be said for type checking. In particular, the fact that many newcomers to Python are working on large projects, in which many parts need to interoperate, has made it clear to me that some sort of type checking can be useful.

MakeOpenStuff is launching a $145 “HestiaPi Touch” smart thermostat that runs a Linux-based openHAB stack on an RPI Zero W along with relays, a 3.5-inch display, and temperature, humidity, and pressure sensors. In late April, we looked at ionware’s ionware sdk1 home automation controller board, which runs the open source openHAB 2.0 IoT stack on […]

Neos is a modern free and open source content management system that can be used to build and manage websites easily. In this tutorial, we will explain how to install Neos on Ubuntu 18.04 server.

Since ancient times, we've known that one of the most effective ways to learn something is by teaching it to someone else. I've put that strategy into practice by teaching Python in my community. If you want to learn Python for free and have fun at the same time, I recommend you consider doing the same. read more

If you last updated your IT security standards five or more years ago, chances are they don't line up well with the realities of today's DevOps and site reliability engineering (SRE) practices. One particularly sticky topic is testing in production—and, thus, testing with production data—because DevOps and SRE blur the line between what is production and what is not; what is a test and what is not. To clear up some of the confusion, we'll dig into these questions: read more

Business documents often require special handling. Enter Electronic Document Interchange, or EDI. EDI is more than simply transferring files using email or http (or ftp), because these are documents like orders and invoices. When you send an invoice, you want to be sure that: 1. It goes to the right destination, and is not intercepted […]

The kernel team is working on final integration for kernel 5.1. This version was just recently released, and will arrive soon in Fedora. This version has many security fixes included. As a result, the Fedora kernel and QA teams have organized a test week from Monday, May 13, 2019 through Saturday, May 18, 2019.

Seeed has launched a $24.50 “Grove AI HAT” with 6x Grove interfaces and Arduino IDE support for accelerating edge AI workloads on the Raspberry Pi. The HAT features a Sipeed MAix M1 module running a Kendryte K210 RISC-V neural processing chip. Neural acceleration chips seem to be everywhere these days — built into SoCs such […]