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COMPUTER SYSTEM, FILE MANAGEMENT METHOD AND METADATA SERVER

  • US 20140040331A1
  • Filed: 09/21/2011
  • Published: 02/06/2014
  • Est. Priority Date: 09/21/2011
  • Status: Active Grant
First Claim
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1. A computer system, comprising:

  • a file server for managing a plurality of files;

    a metadata server for managing a plurality of piece of metadata of the plurality of files; and

    a business server for using the plurality of files to execute predetermined business processing,the file server, the metadata server, and the business server being coupled to each other via a network,the file server including a first processor, a first memory coupled to the first processor, a first network interface coupled to the first processor, and a first storage medium coupled to the first processor, for storing the plurality of files,the metadata server including a second processor, a second memory coupled to the second processor, a second network interface coupled to the second processor, and a second storage medium coupled to the second processor,the business server including a third processor, a third memory coupled to the third processor, and a third network interface coupled to the third processor,the metadata server being coupled to a storage apparatus including a controller and a plurality of storage media, for providing a save area for storing at least one file that is removed from the file server,the second storage medium storing a metadata repository for managing at least one of the plurality of piece of metadata of the plurality of files and at least one location of one of the plurality of files stored in the save area,the metadata server being configured to;

    store the one of the plurality of files as a saved file in the save area, in a case of detecting that the one of the plurality of files stored in the file server is to be removed by the predetermined business processing executed by the business server; and

    store information indicating a location of the one of the plurality of files in the file server and information indicating the location of the saved file in the save area in association with each other in the metadata repository.

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