System and method for exporting a virtual tape

• US 6,862,656 B2
• Filed: 08/30/2002
• Issued: 03/01/2005
• Est. Priority Date: 08/30/2002
• Status: Expired due to Fees

• Current Assignee: NetApp, Inc.
• Original Assignee: Alacritus, Inc.
• Inventors: Chang, Yafen Peggy, Johnston, Craig Anthony, Trimmer, Don Alvin, Lau, Jerry Kai, Stager, Roger Keith, Blaser, Rico, Cohen, Gavin David
• Primary Examiner(s): Nguyen, Hiep T.
• Application Number:
  US10/232,095
• Publication Number:
  US 20040044842A1
• Time in Patent Office: 914 Days
• Field of Search: 711/111, 711/117, 711/161, 711/162, 709/213, 709/214, 709/219, 707/2.4
• US Class Current: 711/111
• CPC Class Codes: G06F 2206/1008 Graphical user interface [GUI]
• CPC Class Codes: G06F 3/0605 by facilitating the interaction with a user or administrator
• CPC Class Codes: G06F 3/0607 by facilitating the process of upgrading existing storage systems, e.g. for improving compatibility between host and storage device
• CPC Class Codes: G06F 3/0623 in relation to content
• CPC Class Codes: G06F 3/0637 Permissions
• CPC Class Codes: G06F 3/0686 Libraries, e.g. tape libraries, jukebox

Abstract

A system and method for exporting a virtual tape from a virtual tape library. The system preferably presents a user with a user interface styled for manipulating a physical tape library. The virtual tape library performs the data storage and retrieval functions. The system includes the user interface having a plurality of user selectable fields styled to interface with the physical tape library. A data storage medium has at least one virtual library and/or virtual tape defined thereon. The data storage medium is capable of storing a plurality of data in the at least one virtual library and/or virtual tape. A physical data storage device is detachably able to be put in communication with the at least one virtual library and/or virtual tape to receive at least a portion of the plurality of data therefrom.

Claims

1. A method of exporting a virtual tape from a virtual tape library that presents a user with a user interface styled for manipulating a virtual tape library in a manner similar to that used to manipulate a physical tape library in order to emulate a physical tape library so that the virtual tape library may generate a physical tape in a same way that the physical tape is generated in a physical tape library, the virtual tape library performing the data storage and retrieval functions so that the physical tape library can be enhanced by the virtual tape library functioning as a cache for the physical tape library or can be eliminated for primary backup operations, the method comprising:

providing the user interface having a plurality of user selectable fields styled like a physical tape library, the user interface sending signals to export virtual media in response to manipulation of one of the plurality of user selectable fields;

providing a control mechanism that can trigger the export of virtual media in response to signals from an external backup application;

providing a controller in communication with the user interface, the controller receiving the signals from the user interface;

providing a data storage medium in communication with the controller, the data storage medium having at least one virtual library defined thereon, each virtual library being capable of having a plurality of virtual tapes defined therein, the data storage medium being capable of storing a plurality of data in the at least one virtual library in response to signals received by the controller;

establishing communication between the data storage medium and a physical data storage device; and

copying at least a portion of the plurality of data from at least one virtual tape to the physical data storage device, whereby a physical tape is generated in a same way that a physical tape is generated in a physical tape library.

2. The method of claim 1, further comprising the step of associating the physical data storage device with a bar code that corresponds to a virtual bar code associated with the virtual tape.

3. The method of claim 2, wherein the plurality of data is copied to the physical data storage device in a non-proprietary format.

4. The method of claim 1, further comprising copying a plurality of virtual tapes to the physical data storage device.

5. The method of claim 1, wherein the copying to the physical data storage device comprises copying to a physical tape.

6. The method of claim 1, wherein the copying to the physical data storage device comprises copying to a removable drive.

7. The method of claim 1, further comprising providing at least one graphical image on the user interface styled to represent physical tape bar codes, each graphical image corresponding to a virtual library and/or virtual tape.

8. The method of claim 7, further comprising selecting the virtual tape to export by selecting the appropriate virtual bar code via one of the plurality of user selectable fields.

9. The method of claim 1, further comprising providing a virtual export region defined on the data storage medium, the at least a portion of data from the at least one virtual tape being marked in the virtual export region prior to copying to the physical data storage device.

10. The method of claim 1, further comprising a user moving or copying the at least a portion of data from the at least one virtual tape using a drag and drop operation.

11. The method of claim 1, further comprising deleting the virtual tape to increase space in the virtual library.

12. The method of claim 1, further including verifying that a digital signature on the physical data storage device matches a prerecorded digital signature prior to copying the at least a portion of the plurality of data to the physical data storage device.

13. A system for exporting a virtual tape from a virtual tape library that presents a user with a user interface styled for manipulating a virtual tape library in a manner similar to that used to manipulate a physical tape library in order to emulate a physical tape library so that the virtual tape library generates a physical tape in a same way that the physical tape is generated in a physical tape library, the virtual tape library performing the data storage and retrieval functions requested by the user via the user interface so that the physical tape library can be eliminated for primary backup operations, the system comprising:

the user interface having a plurality of user selectable fields styled to interface with the physical tape library, the user interface being capable of sending signals in response to manipulation of one of the plurality of user selectable fields;

a controller in communication with the user interface, the controller receiving the signals from the user interface;

a data storage medium in communication with the controller, the data storage medium having at least one virtual library and/or virtual tape defined thereon, the data storage medium being capable of storing a plurality of data in the at least one virtual library and/or virtual tape in response to signals received by the controller; and

a physical data storage device that is detachably able to be put in communication with the at least one virtual library and/or virtual tape to receive at least a portion of the plurality of data therefrom.

14. The system of claim 13, further comprising the at least one virtual library and/or virtual tape each having a virtual bar code.

15. The system of claim 13, wherein the physical data storage device comprises a physical tape.

16. The system of claim 13, wherein the physical data storage device comprises a removable drive.

17. The system of claim 13, wherein the user interface includes at least one graphical image styled to represent physical tape bar codes, each graphical image corresponding to a virtual library and/or a virtual tape.

18. The system of claim 17, wherein at least some of the plurality of user selectable fields correspond to a plurality of virtual bar codes.

19. The system of claim 13, further comprising a virtual export region defined on the data storage medium, the at least one portion of data from the at least one virtual tape being marked as the virtual export region.

20. A method of exporting a virtual tape from a virtual tape library that presents a user with a virtual library user interface having the appearance of an interface for a physical tape library in order to emulate a physical tape library so that the virtual tape library generates a physical tape in a same way that the physical tape is generated in a physical tape library, the virtual tape library performing the data storage and retrieval functions so that the physical tape library can be eliminated for primary backup operations, the method comprising:

providing the virtual library user interface having a plurality of user selectable fields styled like a physical tape library, the virtual library user interface sending signals to export virtual media in response to manipulation of one of the plurality of user selectable fields;

providing a controller in communication with the virtual library user interface and/or a pre-existing data protection application, the controller being capable of receiving the signals from the virtual library user interface and being capable of receiving and interpreting commands from the pre-existing data protection application;

copying at least a portion of the plurality of data from at least one virtual tape to a physical data storage device, whereby a physical tape is generated in a same way that a physical tape is generated in a physical tape library.

21. A system for exporting a virtual tape from a virtual tape library that presents a user with a virtual tape library user interface having the appearance of a physical tape library interface, the virtual tape library user interface manipulating a virtual tape library in a manner similar to that used to manipulate a physical tape library in order to emulate a physical tape library so that the virtual tape library generates a physical tape in a same way that the physical tape is generated in a physical tape library, the virtual tape library performing the data storage and retrieval functions requested by the user via the virtual tape library user interface so that the physical tape library can be eliminated for primary backup operations, the system comprising:

the virtual tape library user interface having a plurality of user selectable fields configured to have the appearance of a physical tape library user interface, the virtual tape library user interface being capable of sending signals in response to manipulation of one of the plurality of user selectable fields;

a controller in communication with the virtual tape library user interface, the controller receiving the signals from the virtual tape library user interface and/or a pre-existing data protection application; and

a data storage medium in communication with the controller, the data storage medium having at least one virtual library and/or virtual tape defined thereon, the data storage medium being capable of storing a plurality of data in the at least one virtual library and/or virtual tape in response to signals received by the controller.

22. The system of claim 21, further comprising a physical data storage device that is detachably able to be put in communication with the at least one virtual library and/or virtual tape to receive at least a portion of the plurality of data therefrom.

23. A method of exporting a virtual tape from a virtual tape library that presents a user with a user interface styled for manipulating a virtual tape library in a manner similar to that used to manipulate a physical tape library in order to emulate a physical tape library so that the virtual tape library generates a physical tape in a same way that the physical tape is generated in a physical tape library, the method comprising:

triggering a signal representing a command to export data;

providing a controller that receives the signal;

providing a data storage medium in communication with the controller, the data storage medium having at least one virtual library defined thereon, each virtual library being capable of having a plurality of virtual tapes defined therein, the data storage medium being capable of storing a plurality of data in the at least one virtual library in response to signals received by the controller;

establishing communication between the data storage medium and a physical data storage device; and

copying at least a portion of the plurality of data from at least one virtual tape to the physical data storage device, whereby the physical tape is generated in a same way that the physical tape is generated in a physical tape library.

24. The method of claim 23, wherein triggering the signal comprises manipulating the user interface having a plurality of user selectable fields styled like a physical tape library, the user interface sending the signal to export virtual media in response to manipulation of one of the plurality of user selectable fields.

25. The method of claim 24, wherein triggering the signal comprises an external backup application sending the signal to trigger the export of virtual media.

26. The method of claim 23, further comprising maintaining in the virtual tape library and/or the virtual tape a copy of the at least a portion of the plurality of data that is copied to the physical data storage device.

27. The method of claim 26, further comprising triggering the automatic maintaining of a copy in the virtual library and/or virtual tape of the at least a portion of the plurality of data whenever the at least a portion of plurality of data is transferred between the physical data storage device and the virtual library and/or the virtual tape.