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Fault recovery in concurrent queue management systems

  • US 7,770,061 B2
  • Filed: 06/02/2005
  • Issued: 08/03/2010
  • Est. Priority Date: 06/02/2005
  • Status: Active Grant
First Claim
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1. A method comprising:

  • queuing at a first queue manager a first job to be served by a first server;

    queuing at a second queue manager a second job to be served by said first server;

    transmitting a first idle/busy indicator for said first server to said first queue manager and said second queue manager;

    assigning said second job to said first server within a first time interval after said first idle/busy indicator becomes idle;

    assigning said first job to said first server only after said first idle/busy indicator has been idle for at least said first time interval;

    queuing a third job to be served by a second server at said first queue manager;

    queuing a fourth job to be served by said second server at said second queue manager;

    transmitting a second idle/busy indicator for said second server to said first queue manager and said second queue manager;

    assigning said fourth job to said second server by said second queue manager within a second time interval after said second idle/busy indicator becomes idle; and

    assigning said third job to said second server by said first queue manager only after said second idle/busy indicator has been idle for at least said second time interval.

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