JP7139347B2 - 散在ストレージ・ネットワークにおけるデータ・コンテンツの部分更新の方法 - Google Patents
散在ストレージ・ネットワークにおけるデータ・コンテンツの部分更新の方法 Download PDFInfo
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- JP7139347B2 JP7139347B2 JP2019547485A JP2019547485A JP7139347B2 JP 7139347 B2 JP7139347 B2 JP 7139347B2 JP 2019547485 A JP2019547485 A JP 2019547485A JP 2019547485 A JP2019547485 A JP 2019547485A JP 7139347 B2 JP7139347 B2 JP 7139347B2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
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- 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
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- 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
- G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
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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)
- Quality & Reliability (AREA)
- Computer Security & Cryptography (AREA)
- Information Transfer Between Computers (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Detection And Correction Of Errors (AREA)
Description
Claims (6)
- 散在ストレージ・ネットワーク(DSN)の1つ以上コンピューティング・デバイスの1つ以上の処理モジュールによる実行のための方法であって、前記方法は、
データ・オブジェクトの1つ以上のデータ・セグメントを更新する要求を受信するステップと、
前記データ・オブジェクトの前記1つ以上のデータ・セグメントに関連する複数の符号化データ・スライス(EDS)の1つ以上のEDSが、部分更新の対象となり得るかどうかを判断するステップと、
前記複数の符号化データ・スライス(EDS)の1つ以上のEDSが部分更新の対象となり得る場合、前記1つ以上のEDSに部分更新処理を適用する過程で、部分更新の対象となり得る前記1つ以上のEDSのうち、影響を受けることになる少なくとも1つのEDSを選択するステップと、
前記選択されたEDS以外の影響を受けない他のEDSを除外しながら、前記部分更新処理の過程で、部分更新の対象となり得る前記1つ以上のEDSのうち、影響を受けることになる前記少なくとも1つのEDSに対する前記部分更新処理を実行するステップと、
を含む、方法。 - 部分更新の対象となり得る前記1つ以上のEDSの、部分更新処理が実行される前記少なくとも1つのEDSに対する改訂番号を更新するステップ、
をさらに含む、請求項1に記載の方法。 - 前記部分更新処理が、部分更新の対象になり得る前記1つ以上のEDSの少なくとも1つのEDSに適用されるとき、前記データ・オブジェクトの前記1つ以上のデータ・セグメントに関連する、前記複数のEDSの各々に対する改訂番号を更新するステップ、
をさらに含む、請求項1に記載の方法。 - 前記影響を受けることになる少なくとも1つのEDSを選択するステップは、前記データ・セグメントから複数のEDSを生成するための符号化関数を構成するマトリックス演算を用いて、前記EDSを選択する、請求項1に記載の方法。
- ネットワークにインターフェース接続するためのインターフェースと、
メモリと、
前記インターフェースおよび前記メモリに動作可能に連結された第一処理モジュールと、
を含むコンピューティング・デバイスであって、前記第一処理モジュールは、
データ・オブジェクトの1つ以上のデータ・セグメントを更新する要求を受信し、
前記データ・オブジェクトの前記1つ以上のデータ・セグメントに関連する、複数の符号化データ・スライス(EDS)の1つ以上のEDSが部分更新の対象になり得るかどうかを判断し、
前記複数の符号化データ・スライス(EDS)の1つ以上のEDSが部分更新の対象となり得る場合、前記1つ以上のEDSに部分更新処理を適用する過程で、部分更新の対象となり得る前記1つ以上のEDSのうち、影響を受けることになる少なくとも1つのEDSを選択し、
前記選択されたEDS以外の影響を受けない他のEDSを除外しながら、前記部分更新処理の過程で、部分更新の対象となり得る前記1つ以上のEDSのうち、影響を受けることになる前記少なくとも1つのEDSに対する前記部分更新処理を実行する、
ように動作可能である、
コンピューティング・デバイス。 - 処理モジュールに、請求項1ないし4のいずれか一項に記載の方法を実行させるためのプログラム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/459,259 US10235241B2 (en) | 2017-03-15 | 2017-03-15 | Method for partial updating data content in a distributed storage network |
US15/459,259 | 2017-03-15 | ||
PCT/IB2018/051222 WO2018167590A1 (en) | 2017-03-15 | 2018-02-27 | Method for partial updating data content in a distributed storage network |
Publications (2)
Publication Number | Publication Date |
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JP2020510256A JP2020510256A (ja) | 2020-04-02 |
JP7139347B2 true JP7139347B2 (ja) | 2022-09-20 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2019547485A Active JP7139347B2 (ja) | 2017-03-15 | 2018-02-27 | 散在ストレージ・ネットワークにおけるデータ・コンテンツの部分更新の方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US10235241B2 (ja) |
JP (1) | JP7139347B2 (ja) |
CN (1) | CN110419029B (ja) |
DE (1) | DE112018000227B4 (ja) |
GB (1) | GB2574990B (ja) |
WO (1) | WO2018167590A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7212800B2 (ja) | 2019-10-21 | 2023-01-25 | 本田技研工業株式会社 | 鞍乗型車両 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10235241B2 (en) | 2017-03-15 | 2019-03-19 | International Business Machines Corporation | Method for partial updating data content in a distributed storage network |
CN111444138B (zh) * | 2019-01-16 | 2024-03-15 | 深圳市茁壮网络股份有限公司 | 一种文件局部修改方法及系统 |
US10838660B2 (en) * | 2019-04-22 | 2020-11-17 | International Business Machines Corporation | Identifying and processing predefined dispersed storage network workflows |
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-
2017
- 2017-03-15 US US15/459,259 patent/US10235241B2/en not_active Expired - Fee Related
-
2018
- 2018-02-27 GB GB1914709.9A patent/GB2574990B/en active Active
- 2018-02-27 CN CN201880017792.XA patent/CN110419029B/zh active Active
- 2018-02-27 WO PCT/IB2018/051222 patent/WO2018167590A1/en active Application Filing
- 2018-02-27 JP JP2019547485A patent/JP7139347B2/ja active Active
- 2018-02-27 DE DE112018000227.6T patent/DE112018000227B4/de active Active
-
2019
- 2019-02-08 US US16/270,853 patent/US10691541B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US20170017671A1 (en) | 2012-04-25 | 2017-01-19 | International Business Machines Corporation | Deleting data in a dispersed storage network |
US20160182088A1 (en) | 2014-12-19 | 2016-06-23 | Aalborg Universitet | Method For File Updating And Version Control For Linear Erasure Coded And Network Coded Storage |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7212800B2 (ja) | 2019-10-21 | 2023-01-25 | 本田技研工業株式会社 | 鞍乗型車両 |
Also Published As
Publication number | Publication date |
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US10691541B2 (en) | 2020-06-23 |
DE112018000227B4 (de) | 2023-12-07 |
US20190171525A1 (en) | 2019-06-06 |
GB2574990A (en) | 2019-12-25 |
US10235241B2 (en) | 2019-03-19 |
GB201914709D0 (en) | 2019-11-27 |
DE112018000227T5 (de) | 2019-09-05 |
GB2574990B (en) | 2020-05-20 |
WO2018167590A1 (en) | 2018-09-20 |
JP2020510256A (ja) | 2020-04-02 |
CN110419029B (zh) | 2023-01-17 |
US20180267855A1 (en) | 2018-09-20 |
CN110419029A (zh) | 2019-11-05 |
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