InfoQ Homepage Virtualization Content on InfoQ
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Economics of Application Virtualization on AWS
Most users of Amazon EC2 use the service inefficiently with only a 15% utilization of the infrastructure. The most effective way to use EC2 is by running many applications in large memory reserved instances. James Watters describes how the new architecture of Cloud Foundry uses Linux Control Groups to optimise efficiency and reduce costs by up to a factor of 10.
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How Netflix Deploys Code
Netflix deploys a hundred times per day, without the use of Chef or Puppet, without a quality assurance department and without release engineers. To do this, Netflix built an advanced in-house PaaS (Platform as a Service) that allows each team to deploy their own part of the infrastructure whenever they want, however many times they require.
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Docker: Automated and Consistent Software Deployments
dotCloud, a PaaS provider, has open sourced Docker, a key component of their platform. Docker is a LinuX Container (LXC) technology augmented with a a high level API providing a lightweight virtualization solution that runs Unix processes in isolation. It provides a way to automate software deployment in a secure and repeatable environment.
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Vagrant Support for Amazon AWS and Rackspace
HashiCorp's latest addition to support Amazon AWS and Rackspace as providers for Vagrant enables new usage scenarios: for the first time it will be possible to spin up Virtual Machines in the cloud instead of the developer's desktop.
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VMware Strengthens Influence In Configuration Management Tools
VMware added $30 million to its initial investment into Puppet Labs, makers of the Open Source configuration management tool Puppet. Commenters seem to agree that its a good move for Puppet Labs and that Puppet will keep supporting any type of infrastructure avoiding vendor lock-in.
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Engine Yard Continues Trend of Local Fabric for Public Clouds
Last month, platform-as-a-service (PaaS) provider Engine Yard released a “cloud in a box” that developers can use to test their applications locally before publishing to the public cloud. Multiple cloud providers have now embraced this deployment model as a way to accelerate development while making it easier to try a particular cloud before committing to it.
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Virtualization, Open Source Cloud and PaaS Adoption Numbers
Zenoss has conducted a survey among IT operations specialists in order to evaluate virtualization, open source cloud and PaaS adoption. This article contains a digest of the survey results.
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The Software-defined Datacenter Has Arrived
VMware and Microsoft provide solutions for software-defined datacenters where all resources – compute, storage, availability, networking and security – are virtualized and automated. This article focuses on the latest additions: virtualized networking and security.
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Network Virtualization Makes its Way to Major Cloud Software Vendors Via Acquisitions
Recent acquisitions by Oracle and VMware accentuate the growing network virtualization market.
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Presentation: Progressive Architectures at the Royal Bank of Scotland
In their presentation posted at InfoQ systems and data architects Ben Stopford, Farzad Pezeshkpour and Mark Atwell show how RBS leveraged new technologies in their architectures while facing difficult challenges such as regulation, competition and tighter budgets. They also need to cope with stringent technical challenges, for instance with efficiency and scalability.
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Linux Now Runs on Windows Azure
Windows Azure now supports 4 flavors of Linux and 5 VM sizes. Microsoft embraces Linux in order to see their cloud computing platform adopted, and promises even more support for other OSes and all programming languages.
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VMware's vFabric Suite Gains Automated Deployment and PostgreSQL Support
VMware has today announced VMware vFabric Suite 5.1, adding automated deployment, enterprise open source support, and PostgreSQL capabilities, as well as an expansion to the SQLFire in-memory database.
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Using Windows Server 8 to Build an IaaS Cloud
Small and large enterprises will be able to create their own clouds with Windows Server 8. A Microsoft whitepaper presents the details of building such an IaaS platform with the upcoming server OS from Redmond.
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Aeolus–A New Open Source Multi-cloud Management Solution
Aeolus is an open source project intended to provide solutions for managing packs of virtual machines across various private and public clouds. The project has been started by Red Hat, but they do not want to own the project, inviting other companies to join forces with them in creating an open cloud management solution.
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Adrian Cole Announces JClouds 1.0 Release
The goal of the new JClouds 1.0 release is to provide a common interface for managing compute nodes and storage nodes across many vendors, providers, frameworks and APIs from IaaS to PaaS, says JClouds founder Adrian Cole.