Question: Virtual machine migration: Given 4 virtual machine instances (A, B, C, and D) in site SA, to migrate these 4 machines to site SB. If

Virtual machine migration: Given 4 virtual machine instances (A, B, C, and D) in site SA, to migrate these 4 machines to site SB. If virtual machines A and B are dependent each other, while C and D are dependent each other.

Assuming each virtual machine is 800MB, and the network bandwidth is 100MB/s. During migration, if two dependent virtual machines are separated in two sites, 5 seconds overhead would be incurred. Calculate and compare the time to migrate these 4 virtual machines using

1) sequential migration

2) clique migration.

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