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Methods and apparatus for sending targeted probes

  • US 20040268052A1
  • Filed: 06/27/2003
  • Published: 12/30/2004
  • Est. Priority Date: 06/27/2003
  • Status: Active Grant
First Claim
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1. A computer system, comprising:

  • a home cluster including a first plurality of processing nodes and a home cache coherence controller, the first plurality of processing nodes and the home cache coherence controller interconnected in a point-to-point architecture;

    a remote cluster including a second plurality of processing nodes and a remote cache coherence controller, the remote cache coherence controller configured to receive a probe from the home cluster, identify a processing node from the second plurality of processing nodes that owns a cache line corresponding to the probe, and send a targeted probe to the processing node.

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