CN105580010A - 访问文件的方法、装置和存储*** - Google Patents

访问文件的方法、装置和存储*** Download PDF

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Publication number
CN105580010A
CN105580010A CN201480036923.0A CN201480036923A CN105580010A CN 105580010 A CN105580010 A CN 105580010A CN 201480036923 A CN201480036923 A CN 201480036923A CN 105580010 A CN105580010 A CN 105580010A
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address space
file
virtual address
file destination
physical address
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CN105580010B (zh
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徐君
朱冠宇
于群
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/10—Address translation
    • G06F12/1009—Address translation using page tables, e.g. page table structures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • 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
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/54—Interprogram communication
    • G06F9/545—Interprogram communication where tasks reside in different layers, e.g. user- and kernel-space
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1016—Performance improvement
    • G06F2212/1024—Latency reduction

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

本发明实施例提供一种访问文件的方法、装置和存储***，包括：接收包括文件标识的文件访问请求；根据第一虚拟地址空间和第一虚拟地址空间与存储文件***的第一物理地址空间之间的第一映射关系，访问第一物理地址空间；在第一物理地址空间中获取文件标识指示的目标文件的索引节点；根据该索引节点中包含的目标文件的文件页表的信息，获取文件页表，该文件页表中记录有该目标文件的第二物理地址空间；为该目标文件分配第二虚拟地址空间；建立第二物理地址空间与第二虚拟地址空间之间的第二映射关系；根据该第二虚拟地址空间以及该第二映射关系，访问第二物理地址空间中的目标文件，能够有效降低访问文件的软件运行开销，同时可以提高文件访问速率。

Description

PCT国内申请，说明书已公开。

Claims (15)

  1. PCT国内申请，权利要求书已公开。
CN201480036923.0A 2014-09-01 2014-09-01 访问文件的方法、装置和存储*** Active CN105580010B (zh)

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PCT/CN2014/085660 WO2016033718A1 (zh) 2014-09-01 2014-09-01 访问文件的方法、装置和存储***

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CN105580010A true CN105580010A (zh) 2016-05-11
CN105580010B CN105580010B (zh) 2019-02-19

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US (1) US10157143B2 (zh)
EP (1) EP3190520B1 (zh)
CN (1) CN105580010B (zh)
WO (1) WO2016033718A1 (zh)

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CN109144725A (zh) * 2018-08-02 2019-01-04 北京达佳互联信息技术有限公司 文件处理方法、装置、电子设备及存储介质
CN109710185A (zh) * 2018-12-19 2019-05-03 麒麟合盛网络技术股份有限公司 数据处理方法及装置
CN110795394A (zh) * 2019-11-01 2020-02-14 网易（杭州）网络有限公司 一种文件的获取方法和装置
CN111414248A (zh) * 2019-01-04 2020-07-14 阿里巴巴集团控股有限公司 内存管理方法、装置及计算设备
CN112732653A (zh) * 2021-01-12 2021-04-30 中国工商银行股份有限公司 并发文件处理方法及***
CN113625968A (zh) * 2021-08-12 2021-11-09 网易（杭州）网络有限公司 文件权限的管理方法、装置、计算机设备及存储介质
WO2023125565A1 (zh) * 2021-12-31 2023-07-06 华为技术有限公司 网络节点的配置和访问请求的处理方法、装置
CN117407326A (zh) * 2022-07-25 2024-01-16 华为技术有限公司 内存访问方法及装置

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US11061609B2 (en) 2018-08-02 2021-07-13 MemVerge, Inc Distributed memory object method and system enabling memory-speed data access in a distributed environment
US11134055B2 (en) 2018-08-02 2021-09-28 Memverge, Inc. Naming service in a distributed memory object architecture
US10802972B2 (en) * 2018-08-02 2020-10-13 MemVerge, Inc Distributed memory object apparatus and method enabling memory-speed data access for memory and storage semantics
CN110018998B (zh) * 2019-04-12 2023-05-12 深信服科技股份有限公司 一种文件管理方法、***及电子设备和存储介质
CN110456994B (zh) * 2019-07-19 2023-03-10 南京芯驰半导体科技有限公司 一种远程显示***及方法
CN114116541A (zh) * 2020-08-27 2022-03-01 华为技术有限公司 确定物理地址的方法及芯片***
CN112131018A (zh) * 2020-09-17 2020-12-25 国网宁夏电力有限公司营销服务中心(国网宁夏电力有限公司计量中心) 微内核操作***进程间快速通信方法
US11966343B2 (en) 2021-07-19 2024-04-23 Samsung Electronics Co., Ltd. Universal mechanism to access and control a computational device
CN114302040B (zh) * 2021-12-24 2024-03-19 展讯半导体(成都)有限公司 多应用共享单一摄像头的方法及相关产品
CN115964229B (zh) * 2023-03-16 2023-06-30 北京华环电子股份有限公司 多处理器设备的协同工作方法、设备及存储介质

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CN109144725B (zh) * 2018-08-02 2020-11-17 北京达佳互联信息技术有限公司 文件处理方法、装置、电子设备及存储介质
CN109144725A (zh) * 2018-08-02 2019-01-04 北京达佳互联信息技术有限公司 文件处理方法、装置、电子设备及存储介质
CN109710185A (zh) * 2018-12-19 2019-05-03 麒麟合盛网络技术股份有限公司 数据处理方法及装置
CN109710185B (zh) * 2018-12-19 2021-12-21 麒麟合盛网络技术股份有限公司 数据处理方法及装置
CN111414248B (zh) * 2019-01-04 2023-03-21 阿里巴巴集团控股有限公司 内存管理方法、装置及计算设备
CN111414248A (zh) * 2019-01-04 2020-07-14 阿里巴巴集团控股有限公司 内存管理方法、装置及计算设备
CN110795394B (zh) * 2019-11-01 2022-09-30 网易（杭州）网络有限公司 一种文件的获取方法和装置
CN110795394A (zh) * 2019-11-01 2020-02-14 网易（杭州）网络有限公司 一种文件的获取方法和装置
CN112732653A (zh) * 2021-01-12 2021-04-30 中国工商银行股份有限公司 并发文件处理方法及***
CN113625968A (zh) * 2021-08-12 2021-11-09 网易（杭州）网络有限公司 文件权限的管理方法、装置、计算机设备及存储介质
CN113625968B (zh) * 2021-08-12 2024-03-01 网易（杭州）网络有限公司 文件权限的管理方法、装置、计算机设备及存储介质
WO2023125565A1 (zh) * 2021-12-31 2023-07-06 华为技术有限公司 网络节点的配置和访问请求的处理方法、装置
CN117407326A (zh) * 2022-07-25 2024-01-16 华为技术有限公司 内存访问方法及装置

Also Published As

Publication number Publication date
US10157143B2 (en) 2018-12-18
WO2016033718A1 (zh) 2016-03-10
EP3190520B1 (en) 2019-08-07
CN105580010B (zh) 2019-02-19
EP3190520A4 (en) 2017-08-23
US20170168953A1 (en) 2017-06-15
EP3190520A1 (en) 2017-07-12

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