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Queuing Theory 2

Queuing Theory 2. HSPM J716. Customers in System and in Queue. L – mean customers in system = L q – mean customers in queue = L-ρ ( not L-1) There are usually fewer in the system than L, and fewer in line than L q ,because the probability of n in system is skewed. Expand from basic model.

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323 views • 13 slides

Queuing Theory 2

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149 views • 13 slides

Capacity Planning Primer

Capacity Planning Primer. Dennis Shasha. Arrival Rate A1 is given as an assumption A2 = (0.4 A1) + (0.5 A2) A3 = 0.1 A2 Service Time (S) S1, S2, S3 are measured Utilization U = A x S Response Time R = U/(A(1-U)) = S/(1-U) (assuming Poisson arrivals). Capacity Planning. Entry (S1).

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240 views • 8 slides

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