s elf -m anagement o f s ervices i n d istributed s ystems elena del val 27 julio 2011
TRANSCRIPT
SELF-MANAGEMENT OF SERVICES IN DISTRIBUTED
SYSTEMS
Elena del Val
27 Julio 2011
Context
Context Complex Networks Proposal
Large-scale and highly-dynamic Systems:Peer-to-Peer, Service-Oriented Environments, Grid, or Cloud Systems
Context Complex Networks Proposal
Entities that…LOCAL KNOWLEDGE
LARGE NUMBEROF SERVICES
COLLABORATORS
SELFISH
DYNAMICOPEN
Complex Networks
Context Complex Networks Proposal
Human beings are able to create efficient structures:
Self-organized
Locate other individual:
few steps local information
Homophily
Context Complex Networks Proposal
Interdisciplinary collaborations
High school friendship
Physicistcollaborations
Proposal
Context Complex Networks Proposal
Self-organized and decentralized service management system for
agents based on homophily
SEMANTICINFORMATION
Context Complex Networks Proposal
Structure
Search
Context Complex Networks Proposal
Self-Adaptation
Context Complex Networks Proposal
Agents analyze local information about service requests :
- remain in the system- clone- leave
Link Decay:
- break and establish new links- reinforce links
Heterogeneity & Cooperation emergence
Context Complex Networks Proposal
Agent’s Utility FunctionLink decay