Title:
METHOD AND APPARATUS FOR REDUCING AMOUNT OF MIRROR DATA TRANSMISSION BY MEANS OF DOUBLE-LAYER CACHE, AND DEVICE AND MEDIUM
Document Type and Number:
WIPO Patent Application WO/2024/093472
Kind Code:
A1
Abstract:
Disclosed in the present application are a method and apparatus for reducing the amount of mirror data transmission by means of a double-layer cache, and a device and a medium. The method comprises: after a first node receives an IO request, writing the IO request into a first upper-layer cache space; the first node writing first cache data, which corresponds to the IO request, into a first lower-layer cache space according to the IO request, and generating first index information for the first cache data; writing mirror data of the IO request into a second upper-layer cache space of a second node; and writing mirror data of the first index information into a second lower-layer cache space of the second node.
Inventors:
KONG XIANGFEI (CN)
WANG YONGGANG (CN)
WANG YONGGANG (CN)
Application Number:
PCT/CN2023/115295
Publication Date:
May 10, 2024
Filing Date:
August 28, 2023
Export Citation:
Assignee:
SUZHOU METABRAIN INTELLIGENT TECH CO LTD (CN)
International Classes:
G06F16/22; G06F16/2455
Attorney, Agent or Firm:
BEIJING WANHUIDA LAW FIRM (Friendship Hotel No.1 Zhongguancun Street Sout, Haidian District Beijing 3, CN)
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