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Deadlocks - Coggle Diagram
Deadlocks
Methods of handling
Prevention
Try to prevent any one of the 4 conditions to occur
Avoidance
Single Instance of each resource
RAG
Multiple Instance of each resource
Banker's Algorithm
Safety Algorithm
Resource-Request algorithm
key terms
Safe sequence
Detection
Single Instance of each resource
Wait for Graph (WFG) - variant of RAG
Multiple Instance of each resource
Bankers algorithm
Resource request algorithm
Recovery
by System
Process Termination
Resource Premeption
by Manually
4 Deadlock occurence conditions
Mutual Exclusion
Hold & Wait
No Premption
Circular Wait