Network No Longer The Bottleneck

• Internet’s bandwidth was often blamed as bottleneck

• Network is trending towards decreasing latency

  • Increasing network speeds: 64Kbps 622Mbps
  • Pervasive use of caching

• Server is trending towards increasing latency

  • Unpredictable spikes in users
  • Multi-tier architectures
  • New types of data intensive applications (e.g. personalization, premium customer services, comparison shopping, etc.)

Software infrastructure that sits behind the network .has most impact on application performance

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