Patents by Inventor Erik A. Lipps

Erik A. Lipps 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).

  • Enabling and disabling cache in storage systems
    Patent number: 7934069
    Abstract: Embodiments include methods, apparatus, and systems for enabling and disabling cache in storage systems. One embodiment includes a method that changes a time period for delaying host requests received at a cache of a storage device and converts the storage device from a cache enabled state to a cache disabled state while the storage device is online.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: April 26, 2011
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Robert A Cochran, Erik A. Lipps, Ayman Abouelwafa
  • CACHE THAT STORES DATA ITEMS ASSOCIATED WITH STICKY INDICATORS
    Publication number: 20090193195
    Abstract: Data items are stored in a cache of the storage system, where the data items are for a snapshot volume. Sticky indicators are associated with the data items in the cache, where the sticky indicators delay removal of corresponding data items from the cache. Data items of the cache are sacrificed according to a replacement algorithm that takes into account the sticky indicators associated with the data items.
    Type: Application
    Filed: September 15, 2008
    Publication date: July 30, 2009
    Inventors: Robert A. Cochran, Erik A. Lipps, Charles A. Paridon
  • Enabling and disabling cache in storage systems
    Publication number: 20080270692
    Abstract: Embodiments include methods, apparatus, and systems for enabling and disabling cache in storage systems. One embodiment includes a method that changes a time period for delaying host requests received at a cache of a storage device and converts the storage device from a cache enabled state to a cache disabled state while the storage device is online.
    Type: Application
    Filed: April 27, 2007
    Publication date: October 30, 2008
    Applicant: Hewlett-Packard Development Company, LP
    Inventors: Robert A. Cochran, Ayman Abouelwafa, Erik A. Lipps