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Object storage system

  • US 8,775,773 B2
  • Filed: 08/26/2011
  • Issued: 07/08/2014
  • Est. Priority Date: 08/26/2011
  • Status: Active Grant
First Claim
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1. A method of creating a logical storage volume from a storage system that includes physical data storage units (DSUs), the method comprising:

  • creating a logical storage container having an address space that maps to storage locations of the DSUs;

    maintaining a first data structure that maps the address space of the storage container to the storage locations of the DSUs;

    creating a plurality of logical storage volumes, each having an address space that maps to the address space of the logical storage container, and each of which is a storage object to which IOs are directed;

    maintaining a second data structure that maps the address space of each of the logical storage volumes to the address space of the logical storage container; and

    configuring protocol endpoints in the storage system through which input/output requests to the logical storage volumes are received.

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