Articles Tagged with IaaS

IaaS vs. PaaS Cloud Evaluation Checklist

IaaS or PaaS: 10 Keys for your Cloud Strategy

IaaS vs. PaaS Cloud Evaluation ChecklistOrganizations practicing agile development face many decisions when moving to the cloud. None is bigger than choosing whether to use IaaS or PaaS solutions for developing and deploying their applications. While each organization’s requirements are unique, there are 10 key criteria that can greatly influence an organization’s cloud strategy.

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CloudComputing

OpenShift — Pricing and Comparison to AWS

CloudComputingOn June 26, Red Hat announced a new version of OpenShift, and pricing for a future production offering (some time this year). You still can’t buy it but if you were able to buy it you’d know exactly how much it could cost – at least if you could work out what a “gear” is. Pricing allows us to start to compare it more meaningfully with other offerings. However rather than comparing with another PaaS offering, we think most people will be actually considering IaaS as an alternative, so we are going to do that comparison instead.

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CloudComputing

Enter the FrankenCloud: Or Do we really care about the Hypervisor?

CloudComputingThere has been quite a lot of twitter traffic about the FrankenCloud recently: A cloud with more than one type of hypervisor underneath it. One example, is to build a cloud using Hyper-V three and vSphere, both managed through Microsoft System Center. Another example, is to build a cloud using Hyper-V, KVM, and vSphere all managed through HotLink. But is this a desired cloud topology?

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VirtualizationSecurity

Multi-Tenancy: Who is the Tenant?

VirtualizationSecurityThere seems to be a myriad of definitions of who is a tenant when it comes to secure multi-tenancy. This debate has occurred not only within The Virtualization Practice as well as at recent Interop and Symantec Vision conferences I attended. So who really is the tenant within a multi-tenant environment? It appears multiple definitions exist and if we cannot define Tenant, then how do you build secure applications that claim to be multi-tenant?

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