Wednesday, August 18, 2010

SLA: A big question mark for cloud adopters

Due to service levels or the lack thereof, organizations are hesitant to move to the cloud. Vendors clear the air on SLAs for the cloud

We are currently at a stage where the IT world has seen its share of conferences, presentations, and in some cases actual adoption of what can be described the current favorite newsmaker, cloud computing. Som organizations have already moved to the cloud in some way or the other. While for others who are contemplating whether or not to delvier theit IT from the cloud, Service Level Agreements (SLAs) are creating a fair amount of anxiety.

What's known is SLAs in the enterprise goes by the name Quality of Service (QoS) in the cloud world. The QoS determines the percentage of its IT infrastructure an organization would be comfortable moving to the cloud.

Due to the perceived loss of control over the infrastructure and the potential loss of company data most organizations are wary of putting their core applications on the cloud. Cloud service vendors on the other hand, claim that they design their cloud infrastructure with the service levels in mind, some even promise higher uptime than that if the client had his IT hosted in house.

What are they worried about?

Availability
For starters, CIOs or IT heads in general, are largely worried about the availability of infrastructure. For organizations that handles customer intensive data, where the business is highly volatile, it can be catastrophic if access to the infrastructure goes down.

The cloud could become unavailable for several reasons - a hardware problem at the cloud provider’s end, network connectivity going down, etc. CIOs want vendors to consider these factors and offer an appropriate SLA.

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Source: informationweek.in
By: Harshal Kallyanpur

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