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Method and apparatus for migrating task in multi-processor system

  • US 20090187912A1
  • Filed: 06/30/2008
  • Published: 07/23/2009
  • Est. Priority Date: 01/22/2008
  • Status: Active Grant
First Claim
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1. A method of migrating a task, which is to be processed by a first processor from among a plurality of processors included in a multi-processor system, from the first processor to a second processor, the method comprising:

  • examining whether a second process has been allocated to the second processor, the second process having a same instruction to execute as a first process and having different data to process in response to the instruction from the first process, the instruction being to execute the task;

    selecting a method of migrating the first process or a method of migrating a thread included in the first process based on the examining; and

    migrating the task from the first processor to the second processor using the selected method.

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