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This article demonstrates how Perf annotate can be used to analyze performance details alongside actual code with their assembly instructions. It also describes how the new cross-architecture annotation can be used to analyze recorded profile on different architecture, for example, record data on IBM PowerPC server and annotate on your notebook or x86 system.

There may not be many hardcore gamers who use Linux, but there certainly are quite a lot Linux users who like to play a game now and then. If you are one of them and would like to show the world that Linux gaming isn’t a joke anymore, then you will find the following quick tutorial on how to capture and/or stream your gaming session interesting.

Everything Is Data, Data Is Everything. It doesn't take more than a glance at the current headlines to see data security is a vital part of almost everything we do.

NXP’s low-power, IoT oriented i.MX6 UltraLite (i.MX6UL) SoC has conquered yet another computer-on-module. EMAC’s SoM-iMX6U joins other Linux-driven modules based on the single-core, 528MHz Cortex-A7 SoC such as OpenEmbed’s SOM6210.

The latest version of LibreOffice is out now for Linux, macOS, Windows, and, at long last, the cloud.

Olimex unveiled an open source, Linux-driven “Teres I” laptop with an 11.6-inch display, an Allwinner A64, 1GB RAM, 4GB eMMC, WiFi, and modular I/O boards. Olimex, which is known for its open spec, Allwinner A20 and A33 based OlinuXino hacker boards, has now taken on the quad-core, Cortex-A53 Allwinner A64 SoC. Yet, instead of releasing […]

Drupal is a completely free and open source content management system. It’s also one of the most popular open source projects ever. Drupal reportedly runs about 2.5% of the world’s websites. Best of all, it’s available for easy installation on your... Continue Reading →

IPv6 has been around for a long time. The first IPv6 RFC was released more than 20 years ago, and we began exhausting the IPv4 address space in 2011. Thiago Macieira from the Intel Open Source Technology Center began his talk at LinuxCon Europe by saying that he didn’t think he would still need to be talking about this today, and he wished we had already solved this problem. But, many people have not yet made the switch to IPv6, so his talk contained a brief introduction to IPv6 and some of the differences compared to IPv4.

The Linux Foundation today announced the speaker lineup for the Vault Linux Storage & Filesystems Conference, taking place March 22-23 in Cambridge, MA.

In the cloud, open source tools and applications produce many kinds of DevOps efficiencies, and that’s especially true for logging and monitoring solutions. Monitoring cloud platforms, applications and components — along with processing and analyzing logs — is essential for ensuring high availability, top performance, low latency, and more.

I would bet that whoever is best at managing and influencing the open source supply chain will be best positioned to create the most innovative products. In this article, I’ll explain why you should be a supply chain influencer, and how your organization can be an active participant in your supply chain. In my previous article, Open source and the software supply chain, I discussed the basics of supply chain management, and where open source fits in this model. I left readers with this illustration of the model: read more

OTRS (OpenSource Trouble Ticket System) is a sophisticated open source software used by companies to improve their operation related to customer support, help desk, call centers and more. This tutorial describes the installation of OTRS on a CentOS 7 server.

Today KDE releases this year’s first Plasma feature update, Plasma 5.9. While this release brings many exciting new features to your desktop, we'll continue to provide bugfixes to Plasma 5.8 LTS.

It seems like the age of ownership is over, and I'm not just talking about the devices and software that many of us bring into our homes and our lives. I'm also talking about the platforms and services on which those devices and apps rely. read more

I like Pandora. I like it because it doesn't require me to know anything other than whether I like the current song. I'm sure other music services offer more features or a larger catalog, but Pandora is simple. So am I.

At Red Hat, we have a saying: Not everyone needs to be a people manager, but everyone is expected to be a leader. For many people, that requires a profound mindset shift in how to think about leaders. Yet in some ways, it's what we all intuitively know about how organizations really work. As Red Hat CEO Jim Whitehurst has pointed out, in any organization, you have the thermometers—people who reflect the organizational "temperature" and sentiment and direction—and then you have the thermostats—people who set those things for the organization. read more

Are you interested in keeping track of what is happening in the open source cloud? Opensource.com is your source for news in OpenStack, the open source cloud infrastructure project.

In part 1 of this series, we discussed the seven different types of hackers who may compromise your Linux system. White hat and black hat hackers, script kiddies, hacktivists, nation states, organized crime, and bots are all angling for a piece of your system for their own nefarious/various reasons.

Earlier this month, Salted Hash reported on a surge in attacks against publicly accessible MongoDB installations. Since January 3, the day of that first report, the number of victims has climbed from about 200 databases to more than 40,000. In addition to MongoDB, those responsible for the attacks have started targeting Elasticsearch and CouchDB.

The future of IoT will be connected by tiny, resource-constrained edge devices, says Senior Software Engineer at the Intel Open Source Technology Center. And, the IoTivity-Constrained project is a small-footprint implementation of the Open Connectivity Foundation’s (OCF) standards that’s designed to run on just such devices.