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Method and apparatus for performing transparent mass storage backups and snapshots

  • US 9,384,150 B2
  • Filed: 08/20/2013
  • Issued: 07/05/2016
  • Est. Priority Date: 08/20/2013
  • Status: Active Grant
First Claim
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1. A computer system, comprising:

  • a mass storage device;

    a host processor executing an operating system and applications that create and use data stored on the mass storage device;

    a snapshot manager that manages space on the mass storage device for storing one or both of snapshots and backup copies of the data, wherein the snapshot manager operates independently from and transparently to the host processor, and wherein the host processor cannot independently access the space managed by the snapshot manager; and

    a secure complex including;

    the snapshot manager;

    a storage device core for communicating initial read and write commands with a storage device host executed by the host processor, the initial read and write commands corresponding to the data created and used by the operating system and applications and stored on the mass storage device; and

    a storage device host core for communicating translated read and write commands with the mass storage device, the translated read and write commands corresponding to the initial read and write commands for the data created and used by the operating system and applications.

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