What Every CFO Needs: "The Cloud Conversation"

Have you already considered with your CIO ormany, is a result of the hourly usage pricing
CTO about having "The Cloud Conversation"? Ifmodel. Most data centers operate at 10%-20%
not, then the time is now for you to start withutilization, some as low as 5%. This means that at
this very important transition.least 80%-90% of your infrastructure is sitting
The cloud that needs to be discussed is theidle for most of the time - adding no value, just
infrastructure cloud - the kind of cloud Amazoncosting you money. This extra capacity is there
has pioneered with its Amazon Web Servicesfor those few weeks, days or even hours when
(AWS) offering. Amazon and friends are changingyou hit peak demand - end of year sales, end of
the economics of IT infrastructure through themonth processing, major promotions etc.
application of scale and specialized expertise inSimply by moving to a usage-based payment
much the same way that changed the rules formodel in a cloud that scales resources up and
the smaller book store.down as required, you will eliminate most of the
There is a whole separate conversation to be hadcost of idle capacity. This would have implications
concerning the agility, flexibility and transparencyfor your company which would largely depend on
that comes with a cloud infrastructure - but weyour present use and the variables of the
are going to try and focus here on the financialdemand, though it's not that uncommon to see at
and economic advantages and prepare you forleast 50% of savings on costs as soon as the
"the conversation".applications are moved from a traditional data
The big picture is that there are three economiccenter or hosting provider to an infrastructure for
legs to the cloud infrastructure stool: Utilization,the cloud.
Specialization and Scale.At this point in the conversation, if not before,
Scale -- The advantage on a larger scale is thatyou might hear from your technical team that the
Microsoft, Amazon, Google, among others arepublic cloud infrastructure is too risky and that
investing some billions of dollars to build out highthere are security concerns.
technology data centers which costs users rentalBut the main points I would suggest are that (a)
feels that are charged to customers on a perthe object here is to start down a path with a
machine hour basis - the price point has alreadypilot project, not start with the crown jewels, (b)
come down as low as a few pennies per hour -there is already a ton of money and many
so you get a small piece of their buying powercompanies focused on addressing these issues to
and because you only pay for actual usage, bya level well beyond their resolution in most internal
the hour, no CapEx is required.data centers today, and (c) there are many very
So the first response from your CIO might belarge and conservative organizations who have
that your current hardware costs equate tofound enough here to start down their journey.
similar or even fewer pennies per hour whenAnother response you should be prepared for is
costs are amortized over 3 years, even afterthat the team is already well ahead of you and
cost of capital is included - and they are probablyevaluating a private cloud strategy. This is great
right - the cloud providers are adding a marginnews.
back into the price they charge you!Private clouds would have a different economic
Specialization -- BUT, this is the second pillar - themodel - they involve you buying the infrastructure
fact is that, storage and servers are justand delivering on demand computing resources
approximately 50% of the delivery costs of youracross your business. So the business advantages
IT infrastructure, not including the cost of the DCof responsiveness, agility, and transparency should
build out and the cost of labor. Power (and thebe the same as for a public cloud like AWS, and
equipment required to keep your hardware cool)your team will have greater control of the
is the other major cost component and it hasunderlying physical infrastructure. But you may not
been growing over recent years.get the economic advantages of scale,
For the older and not so efficient facilities, thisspecialization and utilization we have been talking
could cost more than the actual storage andabout here.
servers. In the event that you are using aThe traditional infrastructure vendors are very
collocation facility, then you must be too familiarkeen on this private cloud model - because of the
with the costs that I am referring to.obvious reasons that they can sell you the same
The providers of cloud infrastructure are thekit. This could be a great solution for your
forerunners of innovations on improving theorganization, especially if you are very large and
energy efficiency and consequently reducing costscan consolidate IT infrastructure resources across
- they are quite probably between 50% anddivisions or businesses. It will not automatically
100% more efficient that your currentdeliver the cost advantages spelled out above. My
environment today, and investing substantial sumsrecommendation would be to push for a parallel
to get better.project to try out the public cloud and provide
The bottom line is that after combining hardwarecontext and comparison for private projects.
and power/cooling costs, you are likely alreadyWe hope that this will help you get a better grasp
paying more than the price available from anof the conversation. The infrastructure for the
infrastructure cloud. And we still haven't talkedcloud is not the only remedy for IT related issues.
about the most important advantage of a cloudLike every other new thing, it has its own set of
infrastructure.challenges - though it is very necessary and will
Utilization -- The third leg of the argument, anddramatically change your costs for IT and that of
the one that uncovers significant advantages forthe competition.