DEFINE CLOUD COMPUTING Oleksii Tregubov Cloud Computing Consultant
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DEFINE CLOUD COMPUTING
Oleksii TregubovCloud Computing Consultant
2
WHAT IS CLOUD?
3
STANDARD DEFINITION
The National Institute of Standards and Technology
4
ESSENTIAL CHARACTERISTICS
On-demand self-service Broad network access Resource pooling
Rapid elasticity Measured service
5
SaaS
PaaS
IaaS
SERVICE MODELS
End users
Developers
System architects
6
Hybrid cloud
DEPLOYMENT MODELS
Public CloudPrivate Cloud
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ON-DEMAND SELF-SERVICE
Engineer
Cloud
Give me VM now
[ API request ]
[ result ]
8
ON-DEMAND: AWS EC2
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ON-DEMAND: AWS EC2
$ ec2-start-instances i-b3a850c8INSTANCE i-b3a850c8 stopped pending
$ ec2-describe-instances i-b3a850c8RESERVATION r-0a7cf16e 852587906425 defaultINSTANCE
i-b3a850c8 ami-82fa58eb ec2-107-22-37-50.compute-1.amazonaws.com ip-10-122-235-23.ec2.internal
running amkeys 0 t1.micro 2012-09-03T14:13:56+0000 us-east-1a aki-825ea7eb
monitoring-disabled 107.22.37.50 10.122.235.23ebs paravirtual xenXNsFe1343912068109 sg-da0169b3 default
false BLOCKDEVICE /dev/sda1 vol-f8d0c899 2012-09-03T14:14:21.000Z true TAG instance i-b3a850c8 Name ubuntu-test-1TAG instance i-b3a850c8 Role webserver
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BROAD NETWORK ACCESS
11
RESOURCE POOLING
12
RAPID ELASTICITY
Time
Vis
itors
13
MEASURED SERVICE
14
Software as a Service (SaaS)
Platform as a Service (PaaS)
Infrastructure as a Service (IaaS)
SERVICE MODELS
15
SaaS
PaaS
IaaS
SERVICE MODELS
System Architecture
Software Development
End-user Utilization
16
EXAMPLE VENDORS
17
IAAS
18
PAAS
19
SAAS
20
BENEFITS
Global Infrastructure Savings Smart Resource Provisioning
Better Delivery Time Transparent Workflow
21
REASONS FOR CLOUD PLATFORM POPULARITY
Cost reduction
Scalability and elasticity
Ready for automation
Device and locationindependent
Buzzword
Pay as you go
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