It isn’t. If you look for the definition of Cloud, you’ll
find various descriptions, but I doubt you’ll find one that says that Cloud
will solve all of your issues.
My personal view is that Cloud is not so much a technology,
an application or a tool. Cloud is a philosophy, a set of principles (some of
which are not even that new). Cloud is a means to an end, and that end comes in
many shapes and forms.
Here are some of the most common reasons why people think of
going to the Cloud, by no specific order:
·
Scale IT capacity up and down, on demand
·
Increase flexibility, agility and effectiveness
·
Achieve higher cost efficiency by paying for
what you need, when you need it
·
Facilitate automation and self-provisioning of
infrastructure and/or applications
Now, all of the above are not givens, i.e. the effectiveness
and efficiency of any Cloud will depend greatly on HOW the end state
environment has been designed and HOW the legacy environment will be migrated across (if we’re not talking about a green field implementation). For instance,
it’s not just because the Cloud facilitates Disaster Recovery that environments
will be 100% safe. As an example of this, just recently severe storms hit
Amazon’s largest data centre in Virginia, US, causing downtime to companies like
Netflix, Heroku, Pinterest and Instagram.
The conclusion? Cloud computing offers great potential to
optimize businesses, but it’s down to each individual or company to decide how
to best use that potential. From the example above, one can learn that Cloud may
enable a company to recover with increased agility from a disaster situation,
but don’t expect providers to be able to deliver services with an absolute 100%
uptime. You should always plan and prepare for a provider outage. You know the
saying, fail to prepare is to prepare to fail.
In this era of digitization the cloud migration has became the basic need of the established business. Very nicely mentioned all relevant points.
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