Survey of Parallel Computation

Protocol Optimizations I

•Read Request to Exclusively Held Block

L

H

R

2

1

3

4a

4b

L

H

R

4

1

2

3

L

H

R

1

2

3a

3b

1: Request

2: Response

3: Intervention

4a: Revise

4b: Response

1: Request

2: Intervention

3: Revise

4: Response

1: Request

2: Intervention

3a: Revise

3b: Response

Strict Request/ Response

Intervention Forwarding

Reply Forwarding