CN115004166A - 一种数据访问方法及装置 - Google Patents

一种数据访问方法及装置 Download PDF

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Publication number
CN115004166A
CN115004166A CN202080093314.4A CN202080093314A CN115004166A CN 115004166 A CN115004166 A CN 115004166A CN 202080093314 A CN202080093314 A CN 202080093314A CN 115004166 A CN115004166 A CN 115004166A
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CN
China
Prior art keywords
file
data
processing device
attribute information
storage device
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Pending
Application number
CN202080093314.4A
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English (en)
Inventor
苏杰
林财成
裘来彬
徐伟
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN115004166A publication Critical patent/CN115004166A/zh
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/13—File access structures, e.g. distributed indices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0614—Improving the reliability of storage systems
    • G06F3/0619—Improving the reliability of storage systems in relation to data integrity, e.g. data losses, bit errors
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/064—Management of blocks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/0643—Management of files
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device
    • G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Security & Cryptography (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

本发明提供了一种数据访问方法，应用于处理设备，所述处理设备基于日志结构文件系统LFS管理存储设备，其特征在于，所述处理设备基于异地更新OPU机制将目标文件写入所述存储设备中；所述处理设备将所述目标文件在所述存储设备中对应的文件属性信息写入所述存储设备的带外数据OOB中，以在异常掉电后利用存储于所述带外数据OOB中的文件属性信息恢复对所述目标文件的访问。这样，处理设备在存储设备中写入目标文件时，可以通过将与目标文件对应的文件属性写入带外数据OOB中，从而在异常掉电之后，可以利用所述文件属性信息恢复对目标文件的访问，防止目标文件的丢失。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN202080093314.4A 2020-04-21 2020-04-21 一种数据访问方法及装置 Pending CN115004166A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/085969 WO2021212337A1 (zh) 2020-04-21 2020-04-21 一种数据访问方法及装置

Publications (1)

Publication Number Publication Date
CN115004166A true CN115004166A (zh) 2022-09-02

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ID=78271068

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080093314.4A Pending CN115004166A (zh) 2020-04-21 2020-04-21 一种数据访问方法及装置

Country Status (4)

Country Link
US (1) US20230045119A1 (zh)
EP (1) EP4123470A4 (zh)
CN (1) CN115004166A (zh)
WO (1) WO2021212337A1 (zh)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170249257A1 (en) * 2016-02-29 2017-08-31 Itu Business Development A/S Solid-state storage device flash translation layer
CN109117383B (zh) * 2017-06-25 2022-09-20 慧荣科技股份有限公司 管理闪存模块的方法和闪存控制器
CN110597762A (zh) * 2018-05-25 2019-12-20 杭州海康威视系统技术有限公司 文件处理方法、装置、设备及存储介质

Also Published As

Publication number Publication date
US20230045119A1 (en) 2023-02-09
WO2021212337A1 (zh) 2021-10-28
EP4123470A4 (en) 2023-05-17
EP4123470A1 (en) 2023-01-25

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