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Resource Management by Tom Bialaski, Enrique Vargas, Evert Hoogendoorn, Adrian Cockcroft, Richard Mc Dougall

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Internet Service Provider Workloads

The Internet provides a challenge for managing computer systems. Instead of a small population of known users who can connect to a server system, millions of users can connect to any server that is on the Internet. External synchronizing events can cause a tidal wave of users to arrive at the server at the same time, as shown in the following examples.

  • Sports-related web sites in the USA get a peak load during key games in the “March madness” college basketball season. In general, any television or news media event may advertise a URL to which users can connect, and cause a spike in activity.

  • In countries where local phone calls are charged by the minute, the onset of cheap rate calls at 6:00 p.m. each day ...

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