Magnum is an OpenStack API service developed by the OpenStack Containers Team making container orchestration engines such as Docker and Kubernetes available as first class resources in OpenStack. Magnum uses Heat to orchestrate an OS image which contains Docker and Kubernetes and runs that image in either virtual machines or bare metal in a cluster configuration.

Distintos framework/herramientas de docker en el mundo de cloud IaaS/PaaS comentando las nuevas herramientas que fueron surjiendo con Update1 Update2 etc

Interesante. Utilizan puppet en la construcción de las imagenes In recent months we've received a lot of questions about how Puppet Enterprise works with containers. We have some really helpful resources for using Docker (like the Puppet Approved module), and I'd also like to point you toward the awesome talks given at this year's PuppetConf.

https://github.com/jpetazzo/pipework/ https://github.com/coreos/flannel https://github.com/zettio/weave https://github.com/helander/docknet

I like Docker. If you don't understand why, read the 3.5k word epic that I wrote about it at InfoQ. In this post I'll assume you've read my InfoQ article, or are at least somewhat familiar with Docker and its features.

The [docker registry](https://registry.hub.docker.com/) is bursting at the seams. At the time of this writing, a search for "node" gets just under 1000 hits. How does one choose? ## What constitutes a good docker image? This is a subjective matter, but I have some criteria for a docker image that I consider good: * **working**.

SequenceIQ is a new Hortonworks Technology Partner and recently achieved HDP and YARN Ready certification for Cloudbreak, the SequenceIQs Hadoop as a Service API. In this guest blog, SequenceIQ Co-founder and CTO Janos Matyas (@sequenceiq), describes provisioning and autoscaling HDP cluster with Cloudbreak. During our daily work at SequenceIQ, we are provisioning HDP clusters on different environments.

No matter which service discovery system you use, it will not likely know how to register your services for you. Service discovery requires your services to somehow announce themselves to the service directory. This is not as trivial as it sounds. There are many approaches to do this, each with their own pros and cons.

Containers and hypervisors are often seen as competing technologies - enemies even. But in reality the two technologies are complementary and increasingly used together by developers and admins. This recent Linux.com article talked about this supposed battle, noting however that developers are using Docker in traditional VMs to bolster security. Ver también: https://wiki.openstack.org/wiki/XenServer

Security is part of everyday life. We lock our doors, protect our banking information with passwords that are usually so complicated that we tend to forget them. Using common sense to secure systems is just good practice. It's really easy to assume that because a system is internal, there is no need to enable authentication ...

Decking aims to simplify the creation, organsation and running of clusters of Docker containers in a way which is familiar to developers; by reading information from a decking.json package file on a project by project basis. You can view a showterm recording of decking in action or check out a simple example project.

Nos preocupamos por la red, ancho de banda, cable usb. El futuro, copia cuántica

Apache Sqoop is a tool designed for efficiently transferring bulk data between Apache Hadoop and structured datastores such as relational databases. Sqoop successfully graduated from the Incubator in March of 2012 and is now a Top-Level Apache project: More information The Apache Sqoop team is pleased to announce the release of Sqoop 1.4.1-incubating from the Apache Incubator, which is the second incubator release.