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Resource allocation/de-allocation and activation/deactivation

  • US 9,405,581 B2
  • Filed: 09/08/2014
  • Issued: 08/02/2016
  • Est. Priority Date: 09/08/2014
  • Status: Active Grant
First Claim
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1. A computer program product for managing resources in a server environment, the computer program product comprising:

  • one or more computer readable tangible storage media and program instructions stored on at least one of the one or more storage media, the program instructions comprising;

    program instructions to query a first resource consumer for a list, wherein the list includes at least a first virtual resource and a first host resource;

    program instructions to query a host resource pool to determine if the first host resource is present;

    program instructions to, responsive to determining the first host resource is present in the host resource pool, allocate the first host resource to the first resource consumer;

    program instructions to send a request to activate the first virtual resource and the first host resource to a virtual resource provider and a host resource provider, wherein the request to activate the first virtual resource and the first host resource is performed on a single thread;

    program instructions to determine to prepare one or more virtual resources for activation of one or more allocated host resources allocated host resource based at least in part on virtual resource definitions;

    program instructions to activate the one or more allocated host resources;

    program instructions to update the virtual resource definitions to indicate the one or more allocated host resources are activated;

    program instructions to activate the one or more virtual resources;

    program instructions to determine the first resource consumer is initialized;

    program instructions to send a request to finalize the activation of the first virtual resource; and

    program instructions to finalize the activation of the one or more virtual resources, wherein finalizing the activation includes updating the I/O configuration definitions for each of the one or more virtual resources.

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