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Identifying code that wastes time switching tasks

  • US 8,806,462 B2
  • Filed: 12/11/2011
  • Issued: 08/12/2014
  • Est. Priority Date: 10/12/2005
  • Status: Expired due to Fees
First Claim
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1. A method of detecting portions of code of a computer program that protect resources of a computer system, comprising:

  • identifying a synchronization object engaged by a thread of the computer program;

    recording, while the synchronization object is engaged,each access of a resource, of the computer system, that is protected by the synchronization object anda thread associated with the access;

    determining, upon the synchronization object being disengaged, a number of threads that have accessed the resource while the resource was protected by the synchronization object during execution of the computer program; and

    indicating, according to the number of threads, whether the resource is suited for protection.

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