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ENABLING DATA INTEGRITY CHECKING AND FASTER APPLICATION RECOVERY IN SYNCHRONOUS REPLICATED DATASETS

  • US 20170242599A1
  • Filed: 02/22/2016
  • Published: 08/24/2017
  • Est. Priority Date: 02/22/2016
  • Status: Active Grant
First Claim
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1. A method comprising:

  • defining, by a storage server, a snapshot replication policy rule for a synchronous replication relationship between a first storage controller, hosting first storage, and a second storage controller hosting second storage, the snapshot replication policy rule specifying that a replication label will be used for snapshot create requests, targeting the first storage, that are to be replicated to the second storage;

    creating a snapshot creation policy to issue snapshot create requests comprising the replication label;

    responsive to receiving a snapshot create request comprising the replication label;

    creating a snapshot of the first storage at the first storage controller; and

    creating a replication snapshot of the second storage at the second storage controller; and

    comparing the snapshot and the replication snapshot for data integrity validation.

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