Tradeoffs Min guarantee Network High Utilization Proportionality Not all goals are achievable simultaneously
Tradeoffs Min Guarantee Network High Utilization Proportionality Not all goals are achievable simultaneously!
Tradeoffs Min guarantee Network Proportionality
Tradeoffs Min Guarantee Network Proportionality
Tradeoffs Min guarantee Network Proportionality Minimum guarantee Access link l BWA=1/2C Capacity c BWB=1/2 C B BW Network Proportionality BWA=2/13 C Bwg=11/13C BWA≈C/N0 OVMs #VMs in the network
Tradeoffs BwA BwB A B Access Link L Capacity C BwB = 11/13 C BwA = 2/13 C 10 VMs Network Proportionality BwA ≈ C/NT → 0 #VMs in the network BwB = 1/2 C BwA = 1/2 C Minimum Guarantee Min Guarantee Network Proportionality
Tradeoffs Network High Utilization Proportionality
Tradeoffs Network High Utilization Proportionality
Tradeoffs Network High Utilization Proportionality AABB AABB
Tradeoffs L B1 B3 B2 B4 A1 A3 A2 A4 Network High Utilization Proportionality