Patents by Inventor YISHA ZHAO

YISHA ZHAO 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).

  • Tiering Snapshots Across Different Storage Tiers
    Publication number: 20220398018
    Abstract: Tiering snapshots across different storage tiers, including: creating a snapshot of a dataset, wherein the snapshot includes user data and metadata; offloading the snapshot of the dataset to a first storage level storage system; and migrating, in accordance with a lifecycle policy and via one or more copy offload operations, the snapshot from the first storage level storage system to a second storage level storage system.
    Type: Application
    Filed: August 22, 2022
    Publication date: December 15, 2022
    Inventors: ALEXEI POTASHNIK, YISHA ZHAO, SUBRAMANIAM PERIYAGARAM, DIRK MEISTER, CARY SANDVIG
  • Metadata-based replication of a dataset
    Patent number: 11422731
    Abstract: Protecting data stored on a storage system through the use of different storage levels, including: creating a snapshot of a dataset stored on a storage system, wherein the snapshot includes user data and metadata, and wherein the metadata describes the storage layout of the dataset, offloading the snapshot to a first storage level storage system, and migrating, in accordance with a lifecycle policy, the snapshot from the first storage level storage system onto a second storage level storage system.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: August 23, 2022
    Assignee: Pure Storage, Inc.
    Inventors: Alexei Potashnik, Yisha Zhao, Subramaniam Periyagaram, Dirk Meister, Cary Sandvig
  • Portable snapshot replication between storage systems
    Patent number: 10613791
    Abstract: Protecting data stored on a storage system through the use of different storage levels, including: creating a snapshot of a dataset stored on a storage system, wherein the snapshot includes user data and metadata, and wherein the metadata describes the storage layout of the dataset, offloading the snapshot to a first storage level storage system, and migrating, in accordance with a lifecycle policy, the snapshot from the first storage level storage system onto a second storage level storage system.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: April 7, 2020
    Assignee: Pure Storage, Inc.
    Inventors: Dirk Meister, Omer Asad, Yisha Zhao, Subramaniam Periyagaram, Dilip Kumar Uppugandla
  • PORTABLE SNAPSHOT REPLICATION BETWEEN STORAGE SYSTEMS
    Publication number: 20180356989
    Abstract: Protecting data stored on a storage system through the use of different storage levels, including: creating a snapshot of a dataset stored on a storage system, wherein the snapshot includes user data and metadata, and wherein the metadata describes the storage layout of the dataset, offloading the snapshot to a first storage level storage system, and migrating, in accordance with a lifecycle policy, the snapshot from the first storage level storage system onto a second storage level storage system.
    Type: Application
    Filed: June 11, 2018
    Publication date: December 13, 2018
    Inventors: DIRK MEISTER, OMER ASAD, YISHA ZHAO, SUBRAMANIAM PERIYAGARAM, DILIP KUMAR UPPUGANDLA