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Overload management in an application-based server

  • US 20050198285A1
  • Filed: 01/27/2004
  • Published: 09/08/2005
  • Est. Priority Date: 01/27/2004
  • Status: Active Grant
First Claim
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1. A method of managing overload in a server system, having a service operating in response to input requests, and a server operation parameter related to the operation of said service, the method comprising the steps of:

  • a. monitoring successive values of the server operation parameter as a function oftime, b. from such values, b1. evaluating a first condition, which involves whether the server operation parameter passes a first threshold value in a first direction, and b2. evaluating a second condition, which involves whether the server operation parameter passes a second threshold value in a second direction, with the second direction being opposite to the first direction, and extending from the first threshold value to the second threshold value, c. starting rejection of input requests, upon verification of a third condition, related to the verification of at least one of said first and second conditions, and d. terminating rejection of input requests upon verification of a fourth condition, related to the verification of said second condition.

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