Simulation Model and Workload

• 8 nodes of 64 MB each.

• Message cost: 1ms/page

• Link Bandwidth 15MB / sec

• All files are the same size.

• Access frequency: Zipfian distribution.

  • zipf parameter controls wide range of skews
  • zipf of zero means access frequencies are uniform

• Pages of files are declustered among all servers.

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