H-GPS and H-WFQ Example

50%

10%

10%

10%

10%

10%

• Arrival process

  • active at time 5
  • all other flows continuously backlogged

• Top level GPS server

• Top level WFQ server at [0,4]

  • make decision assuming there are no future arrivals
  • select packets in class
  • only class is active

• Class active at time 5

  • has to endure a long delay

0

2

10

4

6

8

5%

45%

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