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FP7-ICT-2011-8-318484
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Improving Agility of Cloud Ecosystems with MODAClouds
Giuliano Casale Imperial College London, UK [email protected]
Project coordinator: Elisabe<a Di Ni<o
Politecnico di Milano, Italy
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MODAClouds (www.modaclouds.eu)
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Cloud adoption: perceived problems Bitcurrent survey
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MODAClouds objectives
Ops
Biz
Dev
Mul$-‐Cloud DevOps Methods & Tools
Deployment speed Flexibility Lock-‐in
Unpredictability ElasIcity/Adaptability
increase reduce Time to market
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Our concept of Multi-‐Cloud (1)
PaaS A
IaaS 1 PaaS B Your App
• ApplicaIon can be deployed on different clouds
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Our concept of Multi-‐Cloud (2) • ApplicaIon code and its data replicated on different clouds
Cloud 1
Smart City planner
Social Network service
Call Center
Gas company
Electric company
Cloud 2
Smart City planner
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MODAClouds model-‐driven development: an example
Access rating agencies
Order analysis
Get stock prices
CIM
Place order
Wait for ack from the stock market
Update customer trading account
OK
Fail
CCIM
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MODAClouds model-‐driven development: an example
Access rating agencies
Order analysis
Get stock prices
Availability 24h/day
CIM
Place order
Wait for ack from the stock market
Update customer trading account
OK
Fail
Response time <0.5s
CCIM
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MODAClouds model-‐driven development: an example
Access rating agencies
Order analysis
Get stock prices
CPIM
key-valued DB
A Reliable
ResourceB
High perf. Resource
Place order
Wait for ack from the stock market
Update customer trading account
OK
Fail
C Reliable
Resource
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MODAClouds model-‐driven development: an example
Access rating agencies
Order analysis
Get stock prices
Inst. numb. >2
CPIM
CPSM
key-valued DB
SimpleDB
A Reliable
ResourceB
High perf. Resource
A-1 Medium CPU
Instance
B-1 Large CPU
Instance
A-2 Worker Role
LargeB-2
Worker RoleLarge
C-2Worker RoleExtra Large
Table Storage
Place order
Wait for ack from the stock market
Update customer trading account
OK
Fail
C Reliable
Resource
C-1 Large Memory
Instance
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Design-‐Time Models
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MODAClouds Run-‐Time Platform
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MODAClouds Run-‐Time Platform
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MODAClouds Run-‐Time Platform
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MODAClouds Run-‐Time Platform
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MODAClouds Run-‐Time Platform
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MODAClouds Run-‐Time Platform
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Execution & Support Platform
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Execution & Support Platform
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Downloads & Roadmap • Deliverables and iniIal open source soXware available at
h<p://www.modaclouds.eu • FuncIonal modelling language (CloudML) • QoS analysis tools (Space4Cloud, LINE) • MODAClouds updates to mOSAIC and Cloud4SOA • IniIal monitoring pla_orm
• March 2014 : Final monitoring pla_orm • September 2014 : IniIal version of tools • March 2015: Final version of tools
