Pollaczek-Khinchin(P-K Formula MEIX 2(1-p) where P=MH=NE[X]= line utilization From Little's formula EⅨ]+W N=久TPollaczek-Khinchin (P-K) Formula W = λE[X2 ] 2(1 − ρ) where ρ = λ/µ = λE[X] = line utilization From Little’s formula, NQ = λW T = E[X] + W N = λT= NQ + ρ Eytan Modiano Slide 3