CN102411518B - 控制器、存储装置以及计算机程序产品 - Google Patents
控制器、存储装置以及计算机程序产品 Download PDFInfo
- Publication number
- CN102411518B CN102411518B CN201110254403.5A CN201110254403A CN102411518B CN 102411518 B CN102411518 B CN 102411518B CN 201110254403 A CN201110254403 A CN 201110254403A CN 102411518 B CN102411518 B CN 102411518B
- Authority
- CN
- China
- Prior art keywords
- data
- state
- parity
- memory block
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003860 storage Methods 0.000 title claims abstract description 482
- 238000004590 computer program Methods 0.000 title abstract description 12
- 238000013500 data storage Methods 0.000 claims abstract description 279
- 210000000352 storage cell Anatomy 0.000 claims description 206
- 238000011084 recovery Methods 0.000 claims description 113
- 230000005055 memory storage Effects 0.000 claims description 14
- 210000004027 cell Anatomy 0.000 claims 2
- 230000014759 maintenance of location Effects 0.000 description 92
- 238000012545 processing Methods 0.000 description 73
- 238000000034 method Methods 0.000 description 55
- 238000004364 calculation method Methods 0.000 description 50
- 238000010586 diagram Methods 0.000 description 41
- 238000012937 correction Methods 0.000 description 19
- 238000012217 deletion Methods 0.000 description 13
- 230000037430 deletion Effects 0.000 description 13
- 241001269238 Data Species 0.000 description 9
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
-
- 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
- G06F11/108—Parity data distribution in semiconductor storages, e.g. in SSD
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/16—Protection against loss of memory contents
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
- G06F2211/10—Indexing scheme relating to G06F11/10
- G06F2211/1002—Indexing scheme relating to G06F11/1076
- G06F2211/1059—Parity-single bit-RAID5, i.e. RAID 5 implementations
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
- G06F2211/10—Indexing scheme relating to G06F11/10
- G06F2211/1002—Indexing scheme relating to G06F11/1076
- G06F2211/1073—Problems due to wear-out failures in RAID systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
- G06F2211/10—Indexing scheme relating to G06F11/10
- G06F2211/1002—Indexing scheme relating to G06F11/1076
- G06F2211/1092—Single disk raid, i.e. RAID with parity on a single disk
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010209758A JP5279785B2 (ja) | 2010-09-17 | 2010-09-17 | コントローラ、記憶装置、およびプログラム |
JP209758/2010 | 2010-09-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102411518A CN102411518A (zh) | 2012-04-11 |
CN102411518B true CN102411518B (zh) | 2014-10-08 |
Family
ID=44677564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110254403.5A Active CN102411518B (zh) | 2010-09-17 | 2011-08-31 | 控制器、存储装置以及计算机程序产品 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8549388B2 (zh) |
EP (1) | EP2431878A1 (zh) |
JP (1) | JP5279785B2 (zh) |
KR (1) | KR101285900B1 (zh) |
CN (1) | CN102411518B (zh) |
TW (1) | TWI473006B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5017407B2 (ja) | 2010-03-24 | 2012-09-05 | 株式会社東芝 | 半導体記憶装置 |
JP5651457B2 (ja) | 2010-12-15 | 2015-01-14 | 株式会社東芝 | 半導体記憶装置 |
US8640013B2 (en) | 2011-09-22 | 2014-01-28 | Kabushiki Kaisha Toshiba | Storage device |
KR102116713B1 (ko) * | 2012-07-13 | 2020-06-01 | 삼성전자 주식회사 | 솔리드 스테이트 드라이브 콘트롤러, 솔리드 스테이트 드라이브, 솔리드 스테이트 드라이브의 데이터 처리 방법, 다채널 솔리드 스테이트 드라이브, 레이드 콘트롤러, 시퀀스 정보를 솔리드 스테이트 드라이브에 제공하는 컴퓨터 프로그램을 기록한 컴퓨터로 읽을 수 있는 기록매체 |
EP2975474B1 (en) * | 2014-07-17 | 2018-12-26 | Wago Verwaltungsgesellschaft mbH | Industrial control system and method for transferring data |
US10481803B2 (en) | 2017-06-16 | 2019-11-19 | Western Digital Technologies, Inc. | Low write overhead consensus protocol for distributed storage |
US10289489B2 (en) * | 2017-07-11 | 2019-05-14 | Western Digital Technologies, Inc. | Update efficient consensus protocols for erasure coded data stores |
CN109634771A (zh) * | 2018-10-31 | 2019-04-16 | 华为技术有限公司 | 一种数据保护方法、装置及系统 |
KR20200070686A (ko) * | 2018-12-10 | 2020-06-18 | 에스케이하이닉스 주식회사 | 저장 장치 및 그 동작 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0690379A2 (en) * | 1994-06-20 | 1996-01-03 | International Business Machines Corporation | Enhanced data management in data storage subsystems |
CN101620517A (zh) * | 2009-08-04 | 2010-01-06 | 成都市华为赛门铁克科技有限公司 | 数据写入方法和装置 |
CN101630281A (zh) * | 2009-08-25 | 2010-01-20 | 杭州华三通信技术有限公司 | 一种数据存储的镜像方法和设备 |
WO2010074352A1 (en) * | 2008-12-27 | 2010-07-01 | Kabushiki Kaisha Toshiba | Memory system, method of controlling memory system, and information processing apparatus |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2508317B1 (fr) * | 1981-06-26 | 1986-07-25 | Charvin Guy | Indicateur de sterilisation |
US5235601A (en) * | 1990-12-21 | 1993-08-10 | Array Technology Corporation | On-line restoration of redundancy information in a redundant array system |
WO1993018456A1 (en) * | 1992-03-13 | 1993-09-16 | Emc Corporation | Multiple controller sharing in a redundant storage array |
JPH06274282A (ja) * | 1993-03-18 | 1994-09-30 | Toshiba Corp | 磁気記録装置 |
JP3270959B2 (ja) * | 1993-10-05 | 2002-04-02 | 株式会社日立製作所 | ディスクアレイ装置におけるパリティ格納方法およびディスクアレイ装置 |
US5522032A (en) * | 1994-05-05 | 1996-05-28 | International Business Machines Corporation | Raid level 5 with free blocks parity cache |
US5720025A (en) * | 1996-01-18 | 1998-02-17 | Hewlett-Packard Company | Frequently-redundant array of independent disks |
JP3373360B2 (ja) * | 1996-06-13 | 2003-02-04 | 沖電気工業株式会社 | ディスクアレイ装置 |
US6148368A (en) * | 1997-07-31 | 2000-11-14 | Lsi Logic Corporation | Method for accelerating disk array write operations using segmented cache memory and data logging |
US8341332B2 (en) * | 2003-12-02 | 2012-12-25 | Super Talent Electronics, Inc. | Multi-level controller with smart storage transfer manager for interleaving multiple single-chip flash memory devices |
US8266367B2 (en) | 2003-12-02 | 2012-09-11 | Super Talent Electronics, Inc. | Multi-level striping and truncation channel-equalization for flash-memory system |
US8195760B2 (en) | 2001-01-11 | 2012-06-05 | F5 Networks, Inc. | File aggregation in a switched file system |
US7379974B2 (en) * | 2003-07-14 | 2008-05-27 | International Business Machines Corporation | Multipath data retrieval from redundant array |
JP3793544B2 (ja) * | 2005-07-19 | 2006-07-05 | 株式会社日立製作所 | ディスクアレイ装置及びその制御方法 |
TW200807258A (en) * | 2006-07-28 | 2008-02-01 | Qnap Systems Inc | Data recovery method and system when redundant array of independent disks (RAID) is damaged |
JP2008217395A (ja) * | 2007-03-05 | 2008-09-18 | Nec Corp | ディスクアレイ装置 |
JP4564520B2 (ja) | 2007-08-31 | 2010-10-20 | 株式会社東芝 | 半導体記憶装置およびその制御方法 |
JP4538034B2 (ja) | 2007-09-26 | 2010-09-08 | 株式会社東芝 | 半導体記憶装置、及びその制御方法 |
JP2010015195A (ja) | 2008-06-30 | 2010-01-21 | Toshiba Corp | 記憶制御装置及び記憶制御方法 |
JP2010015197A (ja) | 2008-06-30 | 2010-01-21 | Toshiba Corp | ストレージ制御装置、データ復元装置およびストレージシステム |
JP5268710B2 (ja) | 2009-02-27 | 2013-08-21 | 株式会社東芝 | 半導体記憶装置 |
-
2010
- 2010-09-17 JP JP2010209758A patent/JP5279785B2/ja active Active
-
2011
- 2011-02-25 US US13/035,194 patent/US8549388B2/en active Active
- 2011-08-03 TW TW100127619A patent/TWI473006B/zh not_active IP Right Cessation
- 2011-08-26 EP EP11179009A patent/EP2431878A1/en not_active Withdrawn
- 2011-08-30 KR KR1020110087174A patent/KR101285900B1/ko not_active IP Right Cessation
- 2011-08-31 CN CN201110254403.5A patent/CN102411518B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0690379A2 (en) * | 1994-06-20 | 1996-01-03 | International Business Machines Corporation | Enhanced data management in data storage subsystems |
WO2010074352A1 (en) * | 2008-12-27 | 2010-07-01 | Kabushiki Kaisha Toshiba | Memory system, method of controlling memory system, and information processing apparatus |
CN101620517A (zh) * | 2009-08-04 | 2010-01-06 | 成都市华为赛门铁克科技有限公司 | 数据写入方法和装置 |
CN101630281A (zh) * | 2009-08-25 | 2010-01-20 | 杭州华三通信技术有限公司 | 一种数据存储的镜像方法和设备 |
Also Published As
Publication number | Publication date |
---|---|
TW201229880A (en) | 2012-07-16 |
KR101285900B1 (ko) | 2013-07-12 |
US20120072811A1 (en) | 2012-03-22 |
KR20120029996A (ko) | 2012-03-27 |
JP5279785B2 (ja) | 2013-09-04 |
CN102411518A (zh) | 2012-04-11 |
EP2431878A1 (en) | 2012-03-21 |
TWI473006B (zh) | 2015-02-11 |
JP2012064139A (ja) | 2012-03-29 |
US8549388B2 (en) | 2013-10-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102411518B (zh) | 控制器、存储装置以及计算机程序产品 | |
US20190004716A1 (en) | Providing redundancy in a virtualized storage system for a computer system | |
KR101870521B1 (ko) | 스토리지 저널링을 개선하는 방법 및 시스템 | |
US6898668B2 (en) | System and method for reorganizing data in a raid storage system | |
CN107484427B (zh) | 用于处理存储设备中分条的方法和存储设备 | |
JP6064608B2 (ja) | ストレージ装置、バックアッププログラム、およびバックアップ方法 | |
CN102929750A (zh) | 非易失性介质肮脏区段跟踪 | |
TW201131351A (en) | System and method for optimizing redundancy restoration in distributed data layout environments | |
JP2008015769A (ja) | ストレージシステム及び書き込み分散方法 | |
CN104583930A (zh) | 数据迁移的方法、控制器和数据迁移装置 | |
US10901646B2 (en) | Update of RAID array parity | |
CN106873908A (zh) | 数据存储方法及装置 | |
CN111124262A (zh) | 独立盘冗余阵列(raid)的管理方法、设备和计算机可读介质 | |
JP4788492B2 (ja) | ストレージ装置の容量拡張方法、プログラム、およびストレージ装置 | |
CN109558066B (zh) | 存储系统中恢复元数据的方法和装置 | |
US8688938B2 (en) | Data copying | |
JP2021114164A (ja) | ストレージ装置及びストレージ制御方法 | |
JP2010026812A (ja) | 磁気ディスク装置 | |
JP2011227802A (ja) | データ記録装置 | |
CN105573862B (zh) | 一种恢复文件系统的方法和设备 | |
JP6556980B2 (ja) | ストレージ制御装置、ストレージ制御方法及びストレージ制御プログラム | |
US11513712B2 (en) | Method for storage management, device and computer program product | |
JP7056874B2 (ja) | 制御装置、ディスクアレイ装置、制御方法、及びプログラム | |
JP2004355188A (ja) | ハードディスクの制御方法及び制御装置 | |
JP2012203437A (ja) | ストレージ装置、方法及びプログラム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170801 Address after: Tokyo, Japan Patentee after: TOSHIBA MEMORY Corp. Address before: Tokyo, Japan Patentee before: Toshiba Corp. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan Patentee after: TOSHIBA MEMORY Corp. Address before: Tokyo, Japan Patentee before: Japanese businessman Panjaya Co.,Ltd. Address after: Tokyo, Japan Patentee after: Kaixia Co.,Ltd. Address before: Tokyo, Japan Patentee before: TOSHIBA MEMORY Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220126 Address after: Tokyo, Japan Patentee after: Japanese businessman Panjaya Co.,Ltd. Address before: Tokyo, Japan Patentee before: TOSHIBA MEMORY Corp. |