OS SYSTEMS TOOLKIT v2.0

DEADLOCK
PREVENTION
& RECOVERY

Real-time detection · Banker's Algorithm · RAG Visualization · Interactive Simulation

01

Banker's Algorithm

Safety state detection using resource allocation matrices

IDLE

Available Resources

Max Demand

Allocation

Need Matrix Auto-computed

02

Resource Allocation Graph

Live visualization with cycle detection

IDLE

Graph Builder

Add Edge

Process Resource Request Assignment
03

Deadlock Simulator

Build custom scenarios or use presets

IDLE
PRESETS:

Simulation Setup

Step Control

Event Log

04

Recovery Strategies

Resolve detected deadlocks using multiple strategies

IDLE

Deadlock Scenario

Process Termination

Abort deadlocked processes one by one until deadlock is resolved. Selects by priority and cost.

Resource Preemption

Forcibly reclaim resources from victim processes. Selects victim with minimum cost.

Checkpoint Rollback

Roll back processes to saved checkpoints, releasing held resources automatically.

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Auto Recovery

Intelligent strategy selector: analyzes scenario and picks optimal recovery path.