UCB HIP trace

• Web traffic circa 1997 is primarily:

  • GIF data
    • 27% of bytes transferred, 51% of files transferred
    • average size 4.1 KB
  • JPEG data
    • 31% of bytes transferred, 16% of files transferred
    • average size: 12.8 KB
  • HTML data
    • 18% of bytes transferred, 22% of files transferred
    • average size: 5.6 KB

• File sizes, server latency, access patterns

  • all heavy-tailed: most small, but some very large
  • self-similarity everywhere - lots and lots of bursts

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