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This year at the Percona Live Data Performance Conference, I'll be discussing Vitess. Vitess is an open source storage platform for scaling MySQL databases, which is optimized for use in both the cloud and on dedicated hardware. Vitess was created by YouTube in 2011, and is a distributed, cloud-based storage solution that exhibits some of the best properties of a relational database. read more

CentOS maintainer Karanbir Singh was happy to announce the general availability of updated CentOS Linux 7 rolling ISO images for the month of March.

The issue came up in my previous posts is related specifically with ML2&OVS&VXLAN setup,RDO Mitaka deployment ML2&OVS&VLAN works with Nova-Docker (stable/mitaka) with no problems. Thus as quick and efficient workaround I suggest DVR deployment setup due to VXLAN tunneling is pretty much common on RDO systems.

The workday is winding down. You and your significant other have a dinner reservation, so you're eager to get home. And that's when the email arrives. "I need to include one more report in my meeting with the execs tomorrow," it says. "I've attached some spreadsheets. Can you write me something to calculate the [irrelevant, obscure business term]?" You start thinking about what you'll need to get this done. If you only know a compiled language like C# or Java, the list probably goes something like this: read more

NixOS community is proud to announce the third NixOS stable release 'Emu' 16.03. This is a low profile release, but it contains many small improvements. We had 10,567 commits from 448 contributors in this release spanning over six months. The release brings many improvements including Nix 1.12.2, systemd 229, kernel 4.4 and many packages updates.

Gumstix added a customizable carrier board for Toradex’s Colibri i.MX6 COM to its drag-and-drop online Geppetto quick-turn PCB design and manufacturing service. The Gumstix Colibri i.MX6 Development Kit for the Toradex Colibri i.MX6 computer-on-module follows a string of customizable baseboards for third-party computer-on-modules that can be developed and manufactured using Gumstix’s online Geppetto DIY design […]

The first Windows 10 Insider Preview build that includes support for native Linux bash on Windows is now out. This was some of the biggest news to come out of Build last week, as Microsoft works to make Windows even more attractive to developers.

As reported earlier, Canonical started seeding the major Ubuntu Touch OTA-10 software update to Ubuntu Phone users, as a phased upgrade during the next 24 hours.

Berthold Gunreben of SUSE Linux informed the openSUSE community about the upcoming availability of the openSUSE Linux operating system for the IBM z Systems architecture.

It seems The Witness may one day see a Linux release, although the developer expects to make a loss on it, it may come to Linux "for fun or for ideological purposes".

NoScript, Firebug, and other popular Firefox add-on extensions are opening millions of end users to a new type of attack that can surreptitiously execute malicious code and steal sensitive data, a team of researchers reported.

Good news everyone, it looks like the SteamDB info from before might actually be true about Warhammer 40,000: Dawn of War II coming to Linux. The latest information points to it being from Feral Interactive.

VW will use Mirantis OpenStack cloud technology across its brands to enable a more agile DevOps model for building apps that support customers and partners.

Canonical has announced the availability of new kernel versions for its Ubuntu 15.10, Ubuntu 15.10 for Raspberry Pi 2, and Ubuntu 14.04 LTS operating systems.

If you pick up a Samsung Smart TV this year, you'll be certain to find "Linux Inside" in many ways. Samsung continues to build on its Tizen-powered Smart TV UI, which this year it will enhance with integrated SmartThings IoT hub technology, enabling the TV as the control center for a smart home.

Microsoft deciding to support Linux software on Windows is a surprising move, and the obvious question is, why? Superficially, the answer is easy—developers like these tools, so supporting them makes developers happy—but the story runs a little deeper than that. Supporting Linux apps in Windows is a significant move for a company that has spent decades promoting its own APIs and application platform, and it's unlikely that the company would make such a move just to provide a few creature comforts to developers. The need goes deeper than that.

Zoe Landon describes herself as a front-end web developer, entrepreneur, and general oddball. When she's not doing design and research for Marketo, she works on the music discovery project RCRDList, plays drums, and writes stories. Her first novel, The Latte Segment, was released in February. read more

Also in today's open source roundup: Is it time to trust Microsoft? And 14 ways to secure your Android phone or tablet.

In this tutorial, I will guide you trough the installation of a MariaDB Galera cluster on CentOS 7 which has an HAProxy load balancer in front. The total setup consists of 4 servers. I will use 3 CentOS 7 servers for the database nodes, 2 nodes will be active and 1 acts as the backup node. The fourth server will be used for the HAProxy load balancer. For the balance algorithm, we use leastconn (but you can use other algorithms).

What does open source software mean? When you are explaining it to someone else, how do you convey the value and essense of open source without reinventing it? There have been many hard won lessons in open source since the phrase was first coined in 1997, and we should not forget those lessons. To help with that, I've collected 12 memes that are meaningful to me to help share the history, set the stage, and provide context for what open source software is and what it means to the software industry at large. read more