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This week in #DevOps (17/03/2015)

Posted by Laura Bria on Fri, Mar 20, 2015

Welcome to the 14th edition of #ThisWeekInDevOps ! 

This blog aims to keep you up to date with the latest news from the world of DevOps.

New Content



  • explains how to a Cassandra cluster  to Amazon EC2 without downtime.

  •  conducts a series of focused on the running Docker Clusters on  Joyent’s container-native infrastructure and AWS’s infrastructure.

  • suggests using Amazon EMR and Hunk for Rapid Response Log Analysis and Review in useful tutorial.

  • talks about a few on Hybrid architecture using the cloud, based on input from CIOs and CTOs from large companies in the IT industry.

  • Windows Server 2003 extended support ends this summer and explains the offered by AWS to make the transition to newer versions of the server easier.

  • posted two quick how to guides that should make it easier to create IAM Policies by with the new Validate Policy option from the IAM Console and for IAM Policies.

  • wrote about a few potential we should avoid when configuring AWS VPCs.

  • announces there are new ways of using the CloudTrail Console, AWS SDKs, and AWS Command Line Interface (CLI).

  • posted the 5th in the AWS Security Best Practices series, advocating for enforcing strict limitations on what IAM entities can do using strong/explicit policies.

Microsoft Azure

  • According to , Microsoft Azure uses for enhanced reliability and security. The Error-Correcting Code (ECC) memory is being utilized throughout Azure’s fleet of deployed systems in order to detect and correct many types of memory errors, including single bit, and certain cases of multiple bit errors.

  • In another post from Azure’s blog, shares a on how to install Spark 1.2 on Azure HDInsight clusters.

Google Cloud

  • announces  three new types on the Google Cloud Platform, each with 32-vCPU’s and memory ranging from 30GB to over 200GB.

  • In terms of new services, introduces us to , a simple, low-cost, fast-response storage service with quick data backup, retrieval and access. The service promises to enable an approximately 3 second response time for data retrieval while maintaining the benefits of cold storage.


  • had a go at deploying Docker containers on CoreOS with the Fleet API and shared a and his thoughts on the topic.

Configuration Management


  • is a recording from the Ansible Fundamentals webinar presented by , covering an overview on the technology and a hands on demo on using Ansible.

  • More from Ansible this week, check out ’ post in which Ansible announced to have teamed up with security consultancy MindPoint Group to develop, release, and support a set of Ansible Roles focused on such as the DISA STIG or CIS benchmark to IT environments.


  • For a quick guide on how to use Chef’s cookbooks Supermarket check out post from .

  • is another post from the Chef world, by ,on how to reboot a Windows instance while continuing a chef-client run with no manual steps or knife exec.


  • t started a blog series on Puppet Test Driven Development, with the first covering the steps for setting up the environment and the second giving an example of developing a simple Puppet class in a behavior/test driven manner.

Virtualization Technologies


  • ‘s post offers an easy for setting up development environments locally using Git submodules and Docker Compose.

  • blogged about Boot2Docker and RancherOS, what makes these two “ tick” and what are their current limitations.

  • posted a short that’ll give you Mesos in one command or, to be more precise, by following the guide you will start a one node Mesos setup with Docker compose.

  • wrote 9 simple “” to use Docker for Java EE applications. In this post’s examples the containers are configured for application server and database solutions, while a subsequent blog will look at some more advanced recipes with additional components.

  • ’s post explains how to microservices applications on the cloud with CoreOS, Docker and Nirmata.

VMware Virtual SAN

  • shared the from a recent technical discussion on Virtual SAN from an Architect’s perspective covering: VMware’s storage strategy, the thinking behind Virtual SAN and finally a presentation of the filesystem implementations, and the implications for snaps and general performance.

  • Also on the topic of VSAN performance Hollis shared some initial preformance test results in this .

Operating Systems


  • posted a detailed on how to run Kubernetes on RancherOS, the smallest OS to run Docker containers.

  • One cool feature of RancherOS is running system services as containers. In this tutorial from we learn how to on RancherOS in order to see the statistics on System Load, Memory Utilization, Disk Operations and CPU Usage.

New Releases

| The app container runtime and implementation of the App Container (appc) spec. The release includes new features like private networking, an enhanced container lifecycle and unprivileged image fetching.


| 4-5 May | San Francisco


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That is all for this edition of #ThisWeekInDevOps. You can get in touch with me directly via email or on (@LauraGlasu) with any DevOps news or content.

Also if you are interested in the latest Scala news you can check Petr's blog post: This week in #Scala (16/03/2015).


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