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DevOps

Docker Networking and DNS: The Good, The Bad, And The Ugly

Docker SDN (Software Defined Network) already exists for quite some time. What is new, starting from the release 1.11, is the addition of DNS round-robin load balancing. That is both a reason for celebration and an opportunity to explore Docker networking and DNS. We’ll explore internal and external networking, see how DNS fits into the picture, discuss use cases that ...

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Service Discovery with Docker and Consul: part 1

During the last year I’ve become a big fan of using Consul for all things related to service discovery. If you’re doing microservices you’ve probably ran into the issue that when the number of services you create increases it becomes more and more difficult to manage the communication between all these services. Consul provides a perfect fit for this problem. ...

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DevOpsDays: Empathy, Scaling, Docker, Dependencies and Secrets

Last week I attended DevOpsDays 2016 in Vancouver. I was impressed to see how strong the DevOps community has grown from the time that I attended my first DevOpsDays event in Mountain View in 2012. There were more than 350 attendees, all of them doing interesting and important work. Here are the main themes that I followed at this conference: ...

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DCHQ + EMC REX-Ray Delivering Container Database Services On Multiple Clouds And Virtualization Platforms

DCHQ On-Premise v4.0 is now available in preview mode supporting Container Database Services (CDS), Microsoft Azure Resource Manager, Alibaba Aliyun, OVH Public Cloud, application log streaming, and other great features. The CDS offering integrates with EMC REX-Ray to provide scalable and highly available databases on containers supporting multi-host clustering, backup, replication, and automatic database recovery.           ...

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Automated Docker Application Deployment On OVH Public Cloud

DCHQ, a San Francisco-based startup delivering hybrid-cloud and enterprise application automation, is unveiling its support for OVH Public Cloud, an offering based on OpenStack with data centers in France and Canada. DCHQ now allows users to automate the provisioning and auto-scaling of cloud services (including compute, network, and storage) on OVH Public Cloud. Once the infrastructure is provisioned, DCHQ specializes ...

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An Introduction to Docker – Part 1

Discover faster, more efficient performance monitoring with an enterprise APM product learning from your apps. Take the AppDynamics APM Guided Tour! What is Docker? In simple terms, the Docker platform is all about making it easier to create, deploy and run applications by using containers. Containers let developers package up an application with all of the necessary parts, such as ...

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Distributed Data Analysis with Docker Swarm

The purpose of this post is to show how powerful and flexible Docker Swarm can be when combined with standard UNIX tools to analyze data in a distributed fashion. To do this, let’s write a simple MapReduce implementation in bash/sh that uses Docker Swarm to schedule Map jobs on nodes across the cluster. MapReduce is usually implemented when there’s a ...

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Automated Docker Application Deployment On Alibaba Cloud (Aliyun)

DCHQ, a San Francisco-based startup delivering hybrid-cloud and enterprise application automation, is unveiling its support for Alibaba’s Cloud offering (Aliyun). DCHQ now allows users to automate the provisioning and auto-scaling of cloud services (including compute, network, and storage) on Aliyun. Once the infrastructure is provisioned, DCHQ specializes in application deployment automation – providing the service discovery and data-binding frameworks needed ...

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