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How to Synchronize Files Between Two Servers

Suppose you have a collection of files which are replicated on two different servers. The two replicas are then modified independently, and you want whatever changes made in one replica to be propagated to the other automatically, so that both replicas remain in sync. There are several file mirroring tools on Linux, such as rsync […]
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The post How to synchronize files between two servers appeared first on Xmodulo.

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Remote Command Execution with SaltStack

A few weeks back I wrote an article Getting started with SaltStack; that article covered Configuration and Package Automation with Saltstack. In Today’s article I am going to cover SaltStack’s Remote Execution abilities, a feature that I feel Saltstack has implemented better than other automation tools.

Running a command in a State

If you remember from the previous article SaltStack’s states are permanent configurations. Adding a command in a Salt state is used when you want to have a command that is run after provisioning a server, run every time Salt manages the state of the system or run when certain conditions are true.

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Linux Mint Debian Update Pack 7

Introduction

Update Pack 7 was released as the “latest†update pack today.  If you’re not using Linux Mint Debian, please ignore this post.

If you experience issues or if you’re going through the update at the moment, don’t hesitate to connect to the IRC chatroom (irc.spotchat.org, #linuxmint-debian)

 

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Ten years of Fedora

It has been ten years since Michael K. Johnson announced: “Red Hat and Fedora Linux are pleased to announce an alignment of their mutually complementary core proficiencies leveraging them synergistically in the creation of the Fedora Project, a paradigm shift for Linux technology development and rolling early deployment models.” One decade and nearly twenty releases later, Fedora has clearly accomplished quite a bit; it will be interesting to see what the next ten years will bring.

Read more at LWN

Observations From NSA Open Source Industry Day

open source control not desirable

I attended the NSA Open Source Industry Day in Maryland this year and thought I’d summarize what did and didn’t surprise me. We’ll see if these observations prove controversial or helpful! More importantly we’ll see if organizations can effectively manage, govern, and secure their applications given the reality of open source, agile development practices, and component-based development.

 

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Distribution Release: Chakra GNU/Linux 2013.09

Neophytos Kolokotronis has announced the release of Chakra GNU/Linux 2013.09, a major new update of the Linux distribution that always features the latest KDE desktop: “The Chakra project team is delighted to announce the first release of Chakra Fritz. ‘Fritz’ is the name of a series of Chakra….

Read more at DistroWatch

Penguins in Space! Asteroid Mining and Linux

No, Planetary Resource isn’t kidding. It’s working on using Linux, open-source software, and commercial off-the-shelf hardware to build the first robotic asteroid miners.

Taking Android Fragmentation to the Next Level

Cyanogenmod is going pro, turning into a real company. There’s a lot that’s good about this, but it will exacerbate the biggest problem Android has.

Distribution Release: Kwheezy 1.2

Euan Thoms has announced the release of Kwheezy 1.2, a Debian-based distribution with a pre-configured KDE desktop and a selection of software applications for everyday tasks: “Version 1.2 is now available from the download page. This release has three main focuses. Stabilizing the installer, Linux gaming and removing…

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Here’s How to Sharpen Your OpenStack Cloud Skills

Demand for workers with open source cloud computing skills has been steadily rising this year, and The OpenStack Foundation is reporting that demand for professionals with OpenStack cloud skills is really picking up pace. Earlier this week, I covered The OpenStack Foundation’s announcement that it has launched a new Training Marketplace designed to make it easier to discover training courses offered by providers in the OpenStack community. 

Since then, Rackspace has announced its first on-demand e-learning training course and a number of new classroom course focused on OpenStack. And, a very exhaustive new roundup of resources for OpenStack learning is now online.

 

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