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Choosing a leader in a replicated memory system

  • US 10,078,464 B2
  • Filed: 07/17/2016
  • Issued: 09/18/2018
  • Est. Priority Date: 07/17/2016
  • Status: Active Grant
First Claim
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1. A method implemented by an information handling system that includes a memory and a processor, the method comprising:

  • operating a replicated memory system that replicates a set of data between each of a plurality of replicas, wherein each of the plurality of replicas includes a sequence update number corresponding to an update state of its respective set of data;

    identifying, by at least one of the plurality of replicas, a number of the plurality of replicas to which it connects; and

    selecting one of the plurality of replicas as a leader replica based at least on its sequence update number and the number of the plurality of replicas to which it connects.

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