CONTROL DEVICE OF VIRTUAL STORAGE SYSTEM, VIRTUAL STORAGE SYSTEM, AND METHOD FOR CONTROLLING VIRTUAL STORAGE SYSTEM
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United States of America Patent
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Issued Date -
May 2, 2013
app pub date -
Sep 24, 2012
filing date -
Oct 27, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A control device of a virtual storage system includes a physical drive to store data of a logical volume in a storage medium and a plurality of processing devices to perform a mount process or an un-mount process for mounting the logical volume on a virtual drive that virtually stores data of the logical volume or for mounting a physical volume on the physical drive. The control device acquires operation information indicating operation states of the plurality of processing devices and load information of the mount process from the processing devices, determines a processing device to be started or to be stopped from the plurality of processing devices based on the acquired load information of the mount process, and starts or stops the determined the processing device.
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