公开(公告)号：US20210133103A1

公开(公告)日：2021-05-06

申请号：US16487817

申请日：2018-01-24

Applicant: ZTE CORPORATION

Inventor： Guangyan ZHANG ,  Hongzhang YANG ,  Guiyong WU ,  Shengmei LUO

IPC: G06F12/0811 ,  G06F12/0868 ,  G06F12/0891 ,  G06F12/02

Abstract: Disclosed in the present disclosure is a data caching method and apparatus, the data caching method includes the following steps: receiving a data request message sent by a user terminal; if detecting that a cache apparatus does not include the target access data requested by the data request message, then sending the target access data in a storage apparatus to the user terminal; extracting parameter information of the target access data in the storage apparatus, and determining whether the parameter information matches a preset parameter condition; and, if the parameter information matches the preset parameter condition, then transmitting the target access data to the cache apparatus.

公开(公告)号：US20210133146A1

公开(公告)日：2021-05-06

申请号：US16487820

申请日：2018-02-06

Applicant: ZTE CORPORATION

Inventor： Guangyan ZHANG ,  Shengmei LUO ,  Tao DU ,  Hongzhang YANG

IPC: G06F16/11 ,  G06F16/182 ,  G06F11/14

Abstract: A method for processing snapshots and a distributed block storage system, the method including: acquiring the number of read operations and the number of read/write operations for a data block in a distributed block storage system (S301); on the basis of the number of read operations and the number of read/write operations, determining a target snapshot manner, wherein the target snapshot manner includes copying while writing or re-orienting while writing (S302); on the basis of the target snapshot manner, performing a snapshot operation on the data block in the distributed block storage system