×

Service level based control of storage systems

  • US 10,296,232 B2
  • Filed: 09/01/2015
  • Issued: 05/21/2019
  • Est. Priority Date: 09/01/2015
  • Status: Active Grant
First Claim
Patent Images

1. A method of operating a data storage system, the method comprising:

  • storing data in and retrieving data from a plurality of data storage devices;

    in a host interface, receiving storage operations transferred by a host system for handling by the data storage system;

    in a service level interface, presenting service level options to the host system over the host interface and receiving service level selections indicated by the host system for service level control of the plurality of data storage devices, wherein the service level selections affect multiple data storage devices of the plurality of data storage devices;

    allocating the service level selections among the plurality of data storage devices to achieve the service level selections while accounting for at least device-to-device variability among the multiple data storage devices; and

    controlling an electromechanical element of each data storage device of the plurality of data storage devices according to the allocated service level selections normalized across the data storage devices of the plurality of data storage devices to operate the data storage devices according to a desired peak power dissipation.

View all claims
  • 6 Assignments
Timeline View
Assignment View
    ×
    ×