Lecture_10_Fall_11

Due to its long list of unprecedented advantages in

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: e,
network
capacity,
and
other
 fundamental
compu=ng
resources
  Private
cloud

  enterprise
owned
or
leased
  Community
cloud
  shared
infrastructure
for
specific
community
 Popular and common assumption  Public
cloud

























in the research problems  Sold
to
the
public,
mega‐scale
infrastructure
  Hybrid
cloud
  composi=on
of
two
or
more
clouds
 Primary Technologies             Virtualiza=on
 Distributed
Compu=ng
 Service
Oriented
Architectures
 Broadband
Networks
 Browser
as
a
pladorm
 Free
and
Open
Source
SoIware
 Other Technologies •  •  •  •  Autonomic Systems Web 2.0 Web application frameworks Service Level Agreements   “If
you
move
your
data
centre
to
a
cloud
provider,
it
will
cost
 a
tenth
of
the
cost.”

 












































–
Brian
Gammage,
Gartner
Fellow
   Use
of
cloud
applications
can
reduce
costs
from
50%
to
 90%

 












































--
CTO
of
Washington
D.C.
   IT
resource
subscription
pilot
saw
28%
cost
savings

 































--
Alchemy
Plus
(backing
from
Microsoft)
   Preferred
Hotel
  Traditional:
$210k
server
refresh
and
$10k/month
  Cloud:
$10k
implementation
and
$16k/month
  Cloud
Compu=ng
is
the
sum
of
SaaS
and
u=lity
 compu=ng
  5
essen=al
cloud
characteris=cs
  3
cloud
service
models
  4
cloud
deployment
models
  Enabling
techniques
of
cloud
compu=ng
  Cloud
economics
and
examples
  Moving
into
the
Cloud
has
been
envisioned
as
the
 necessity
for
next‐genera=on
architecture
of
IT
enterprise.
 Due to its long-list of unprecedented advantages in the IT history Prediction from Market-research firm IDC, cloud-computing revenue will increase from US $16.2 billion to 42.3 billion during the next few years. Image from: Neal Leavitt, "Is Cloud Computing Really Ready for Prime Time?," Computer, vol. 42, no. 1, pp. 15-20, January, 2009.  Data
  Data no longer physically reside on the user’s local machines.  Applica=on/Func=ons/Processes
  applica6ons no longer run on the local trusted machines.   How
would
we
be
harmed
if
the
asset
became
widely
public
 and
widely
distributed?
   How
would
we
be
harmed
if
an
employee
of
our
cloud
 provider
accessed
the
asset?
   How
would
we
be
harmed
if
the
proc...
View Full Document

This document was uploaded on 02/19/2014 for the course ECE 429 at Illinois Tech.

Ask a homework question - tutors are online