Monitor, system and method for monitoring performance of a scheduler

  • US 7,092,360 B2
  • Filed: 12/28/2001
  • Issued: 08/15/2006
  • Est. Priority Date: 12/28/2001
  • Status: Active Grant
First Claim
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1. A monitor for monitoring the operation of a scheduler for controlling the departure of data cells, comprising detection means for detecting a state of an element of said scheduler, comparing means for comparing the detected state with a predetermined state for said element and for outputting the result of the comparison;

  • wherein said scheduler comprises a computer generated model, and said monitor includes means for requesting said scheduler model to pass the status of said element to said monitor; and

    wherein said scheduler controls the departure of data from a plurality of queues, and said element comprises;

    an element for recording whether a queue is empty or occupied, an element for recording the number of data cells contained in a queue, an element identifying a queue from which data is to be output, and an element identifying a group of queues from which data is to be output.

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