Patents by Inventor Junjun Hu

Junjun Hu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for managing power of a storage system
    Patent number: 9471134
    Abstract: A method and apparatus for managing power of a storage system are provided. The method comprises obtaining historical access information of a plurality of storage devices in the storage system within a time cycle, determining, according to the historical access information, a cold time period in the time cycle, forming a cold storage device for storing at least a part of cold data blocks within the cold time period, and setting power of the cold storage device to a low power mode in a time period of a subsequent time cycle corresponding to the cold time period. The apparatus is configured to implement the method. The method and apparatus effectively save power consumption of the storage system.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: October 18, 2016
    Assignee: International Business Machines Corporation
    Inventor: Junjun Hu
  • METHOD AND APPARATUS FOR MANAGING POWER OF A STORAGE SYSTEM
    Publication number: 20150095671
    Abstract: A method and apparatus for managing power of a storage system are provided. The method comprises obtaining historical access information of a plurality of storage devices in the storage system within a time cycle, determining, according to the historical access information, a cold time period in the time cycle, forming a cold storage device for storing at least a part of cold data blocks within the cold time period, and setting power of the cold storage device to a low power mode in a time period of a subsequent time cycle corresponding to the cold time period. The apparatus is configured to implement the method. The method and apparatus effectively save power consumption of the storage system.
    Type: Application
    Filed: August 8, 2014
    Publication date: April 2, 2015
    Inventor: Junjun Hu