Parallel/Distributed Discrete Event Simulation

DES

conservative

optimistic

P/D DES

DES obeys local causality if each LP processes events in non-decreasing time-stamp order

“avoid the possibility of any causality error ever occurring”

“causality error detection and recovery”

e0

e1

e2

e3

e4

e5

e6

e1

e2

e0

e3

e5

e5

e4

e3

e2

e6

e1

e0

e6

e4

LP

LP0

LP1

LP2

LP0

LP1

LP2

e6

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