Konrad Raynes Davda & Victor LLP
Processing a copy command directed to a first storage architecture for data that is stored in a second storage architecture
Provided are a computer program product, system, and method for processing a copy command indicating a source set comprising a subset of source logical addresses to copy to an indicated target set comprising a subset of target logical addresses. Complete is expected to be returned to the copy command in response to completing the copying of the source set to the target set. A point-in-time (PiT) copy establish command is generated in response to receiving the copy command, indicating the source and target sets in the copy command, The generated PiT copy command is executed to generate copy information indicating the source and target sets of source logical addresses and whether they have been copied to the target set. Complete is returned to the copy command after generating the copy information and before copying all the source logical addresses to the target logical addresses.
INTERNATIONAL BUSINESS MACHINES CORPORATION
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Carol S. Jared M. Theresa M. Raul E. Nedlaya Y.
Mellgren Minch Brown Saba Francisco