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Quick deployment method

  • US 7,958,503 B2
  • Filed: 12/03/2009
  • Issued: 06/07/2011
  • Est. Priority Date: 12/08/2004
  • Status: Expired due to Fees
First Claim
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1. A deployment method for a server system that comprises a storage system having storage areas where disk images containing operating systems are stored and plural servers connected to the storage system via a storage network, the method comprising the steps of:

  • causing a deploy management module, having a storage area management table to manage capacity and priority of copies of the storage area which store the disk image, to copy each disk image stored in at least one of a plurality of storage areas to a free area of the storage system before a deployment command, which requests deployment, is received;

    causing the deploy management module to receive the deployment command;

    causing the deploy management module to consult, upon reception of the deployment command, the storage area management table in order to judge whether or not the copies of the storage area that store disk images to be deployed by the command are in a free area of the storage system;

    causing the deploy management module to copy the disk image to be deployed by the command to the area of the storage system when the copies of the disk image are not in the free area of the storage system;

    causing the deploy management module to consult, when there is a shortage of the free area of the storage system, the storage area management table in order to select a disk image copy of low priority; and

    causing the deploy management module to delete the selected disk image copy.

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