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Identifying resource usage and performing migration to address performance issues in a Xen server virtualization environment

Identifying resource usage and performing migration to address performance issues in a Xen server virtualization environment

When Netflix faced an outage in 2011, they had to offer a 3% credit to their customers. The outage was due to a resource crunch in the Amazon cloud they were hosted in. It’s tough for a business to survive if such outages happen frequently.

A cloud hosting provider achieves economies of scale by sharing resources between multiple tenants in the cloud. These resources include computing, storage and network devices. But at times, the cloud provider may oversell the resources to achieve high-density or a single tenant can abuse the server resources. This can affect the performance of the cloud system. (more…)

A quick guide to choosing the right virtualization technology

Virtualization is no longer a niche market. It is now a pre-requisite for success in webhosting industry. Gartner’s server virtualization report of 2011 mentions a virtualization market penetration of 40% for x86 server work loads. A study by Tier1Research on Mass-Market Hosting for Winter 2011 showed that 60% of webhosts provide VPS solutions.These findings tally with the technology adoption trend we see here in Bobcares as well.

 

For someone entering the VPS hosting business, it is important to choose the right server virtualization technology based on your market segment requirement, and cost considerations.

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