DE69506997D1 - System zur Verwendung eines gespiegelten Speichers als fehlerunempfindlichen Kommunikationspfad zwischen doppelten Plattenspeichersteuerungen - Google Patents
System zur Verwendung eines gespiegelten Speichers als fehlerunempfindlichen Kommunikationspfad zwischen doppelten PlattenspeichersteuerungenInfo
- Publication number
- DE69506997D1 DE69506997D1 DE69506997T DE69506997T DE69506997D1 DE 69506997 D1 DE69506997 D1 DE 69506997D1 DE 69506997 T DE69506997 T DE 69506997T DE 69506997 T DE69506997 T DE 69506997T DE 69506997 D1 DE69506997 D1 DE 69506997D1
- Authority
- DE
- Germany
- Prior art keywords
- error
- communication path
- disk storage
- storage controllers
- double disk
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/1666—Error detection or correction of the data by redundancy in hardware where the redundant component is memory or memory area
-
- 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
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
- G06F11/2089—Redundant storage control functionality
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies
-
- 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
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
-
- 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
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Human Computer Interaction (AREA)
- Hardware Redundancy (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/329,004 US5574863A (en) | 1994-10-25 | 1994-10-25 | System for using mirrored memory as a robust communication path between dual disk storage controllers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69506997D1 true DE69506997D1 (de) | 1999-02-11 |
DE69506997T2 DE69506997T2 (de) | 1999-07-29 |
Family
ID=23283430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69506997T Expired - Fee Related DE69506997T2 (de) | 1994-10-25 | 1995-07-11 | System zur Verwendung eines gespiegelten Speichers als fehlerunempfindlichen Kommunikationspfad zwischen doppelten Plattenspeichersteuerungen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5574863A (de) |
EP (1) | EP0709781B1 (de) |
JP (1) | JP3706179B2 (de) |
DE (1) | DE69506997T2 (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0721162A2 (de) * | 1995-01-06 | 1996-07-10 | Hewlett-Packard Company | Speicherplattenanordnung mit auf gespiegeltem Speicher basierten doppelten Steuergeräten |
US5941994A (en) * | 1995-12-22 | 1999-08-24 | Lsi Logic Corporation | Technique for sharing hot spare drives among multiple subsystems |
US5787304A (en) * | 1996-02-05 | 1998-07-28 | International Business Machines Corporation | Multipath I/O storage systems with multipath I/O request mechanisms |
US6304980B1 (en) | 1996-03-13 | 2001-10-16 | International Business Machines Corporation | Peer-to-peer backup system with failure-triggered device switching honoring reservation of primary device |
US6157633A (en) * | 1996-06-10 | 2000-12-05 | At&T Wireless Sucs. Inc. | Registration of mobile packet data terminals after disaster |
US6279078B1 (en) * | 1996-06-28 | 2001-08-21 | Compaq Computer Corporation | Apparatus and method for synchronizing a cache mode in a dual controller, dual cache memory system operating in a plurality of cache modes |
US6081342A (en) * | 1996-07-22 | 2000-06-27 | Sharp Kabushiki Kaisha | Image forming system |
US5944838A (en) * | 1997-03-31 | 1999-08-31 | Lsi Logic Corporation | Method for fast queue restart after redundant I/O path failover |
US6446237B1 (en) | 1998-08-04 | 2002-09-03 | International Business Machines Corporation | Updating and reading data and parity blocks in a shared disk system |
US6279138B1 (en) | 1998-08-04 | 2001-08-21 | International Business Machines Corporation | System for changing the parity structure of a raid array |
US6446220B1 (en) * | 1998-08-04 | 2002-09-03 | International Business Machines Corporation | Updating data and parity data with and without read caches |
US6332197B1 (en) | 1998-08-04 | 2001-12-18 | International Business Machines Corp. | System for updating data in a multi-adaptor environment |
US6272662B1 (en) | 1998-08-04 | 2001-08-07 | International Business Machines Corporation | Distributed storage system using front-end and back-end locking |
US7233977B2 (en) * | 1998-12-18 | 2007-06-19 | Emc Corporation | Messaging mechanism employing mailboxes for inter processor communications |
AU2001279102A1 (en) * | 2000-08-16 | 2002-02-25 | Han-Ping Chen | Memory access conversion mechanism |
US7386610B1 (en) * | 2000-09-18 | 2008-06-10 | Hewlett-Packard Development Company, L.P. | Internet protocol data mirroring |
US6708285B2 (en) | 2001-03-15 | 2004-03-16 | Hewlett-Packard Development Company, L.P. | Redundant controller data storage system having system and method for handling controller resets |
US6715101B2 (en) | 2001-03-15 | 2004-03-30 | Hewlett-Packard Development Company, L.P. | Redundant controller data storage system having an on-line controller removal system and method |
US6802023B2 (en) | 2001-03-15 | 2004-10-05 | Hewlett-Packard Development Company, L.P. | Redundant controller data storage system having hot insertion system and method |
US7055056B2 (en) * | 2001-11-21 | 2006-05-30 | Hewlett-Packard Development Company, L.P. | System and method for ensuring the availability of a storage system |
US7171509B2 (en) * | 2002-01-09 | 2007-01-30 | International Business Machines Corporation | Method and apparatus for host messaging unit for Peripheral Component Interconnect busmaster devices |
US6938124B2 (en) * | 2002-07-19 | 2005-08-30 | Hewlett-Packard Development Company, L.P. | Hardware assisted communication between processors |
JP2004234555A (ja) * | 2003-01-31 | 2004-08-19 | Hitachi Ltd | ストレージシステムの制御方法、ストレージシステム、及びプログラム |
JP4342804B2 (ja) * | 2003-01-31 | 2009-10-14 | 株式会社日立製作所 | ストレージシステムの制御方法、ストレージシステム、及びプログラム |
JP2004234558A (ja) * | 2003-01-31 | 2004-08-19 | Hitachi Ltd | 記憶デバイス制御装置、及びプログラム |
US20050038958A1 (en) * | 2003-08-13 | 2005-02-17 | Mike Jadon | Disk-array controller with host-controlled NVRAM |
JP2005293315A (ja) * | 2004-03-31 | 2005-10-20 | Nec Corp | データミラー型クラスタシステム及びデータミラー型クラスタシステムの同期制御方法 |
US8156259B2 (en) | 2005-07-21 | 2012-04-10 | Elliptic Technologies Inc. | Memory data transfer method and system |
IT1396864B1 (it) * | 2009-11-17 | 2012-12-20 | Magneti Marelli Spa | Metodo per operare una unita' elettronica di controllo durante una fase di calibrazione. |
US8954808B1 (en) * | 2010-11-30 | 2015-02-10 | Symantec Corporation | Systems and methods for performing input/output path failovers |
JP6287495B2 (ja) * | 2014-03-31 | 2018-03-07 | 富士通株式会社 | ストレージシステム、ストレージ装置 |
WO2016093795A1 (en) * | 2014-12-09 | 2016-06-16 | General Electric Company | Redundant ethernet-based control apparatus and method |
CN104639304A (zh) * | 2015-02-05 | 2015-05-20 | 南京阖云骥联信息科技有限公司 | 一种基于车联网的双控制器通讯系统及其方法 |
CN105094706B (zh) * | 2015-07-27 | 2018-03-30 | 北京华胜天成软件技术有限公司 | 定时更新磁盘smart信息的方法及双控系统 |
CN105389127B (zh) * | 2015-11-04 | 2018-06-26 | 华为技术有限公司 | 在存储系统中传输消息的方法、装置及存储系统、控制器 |
CN106775504B (zh) * | 2017-03-16 | 2020-06-12 | 北京飞杰信息技术有限公司 | 双控磁盘阵列系统及其数据存取方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1126475B (it) * | 1979-12-03 | 1986-05-21 | Honeywell Inf Systems | Apparato di comunicazione tra piu' processori |
US4400775A (en) * | 1980-02-28 | 1983-08-23 | Tokyo Shibaura Denki Kabushiki Kaisha | Shared system for shared information at main memory level in computer complex |
US4368514A (en) * | 1980-04-25 | 1983-01-11 | Timeplex, Inc. | Multi-processor system |
US4543627A (en) * | 1981-12-14 | 1985-09-24 | At&T Bell Laboratories | Internal communication arrangement for a multiprocessor system |
GB2156554B (en) * | 1984-03-10 | 1987-07-29 | Rediffusion Simulation Ltd | Processing system with shared data |
IT1184553B (it) * | 1985-05-07 | 1987-10-28 | Honeywell Inf Systems | Architettura di sistema a piu' processori |
US5155807A (en) * | 1986-02-24 | 1992-10-13 | International Business Machines Corporation | Multi-processor communications channel utilizing random access/sequential access memories |
US5142683A (en) * | 1987-03-09 | 1992-08-25 | Unisys Corporation | Intercomputer communication control apparatus and method |
JPS63255759A (ja) * | 1987-04-14 | 1988-10-24 | Mitsubishi Electric Corp | 制御システム |
US5195100A (en) * | 1990-03-02 | 1993-03-16 | Micro Technology, Inc. | Non-volatile memory storage of write operation identifier in data sotrage device |
US5155835A (en) * | 1990-11-19 | 1992-10-13 | Storage Technology Corporation | Multilevel, hierarchical, dynamically mapped data storage subsystem |
DE4129809C2 (de) * | 1991-01-28 | 2000-08-17 | Bosch Gmbh Robert | Mehrrechnersystem |
EP0536375A1 (de) * | 1991-04-23 | 1993-04-14 | Eastman Kodak Company | Fehlertolerantes netwerkdateisystem |
US5278838A (en) * | 1991-06-18 | 1994-01-11 | Ibm Corp. | Recovery from errors in a redundant array of disk drives |
US5237658A (en) * | 1991-10-01 | 1993-08-17 | Tandem Computers Incorporated | Linear and orthogonal expansion of array storage in multiprocessor computing systems |
US5297258A (en) * | 1991-11-21 | 1994-03-22 | Ast Research, Inc. | Data logging for hard disk data storage systems |
US5287462A (en) * | 1991-12-20 | 1994-02-15 | Ncr Corporation | Bufferless SCSI to SCSI data transfer scheme for disk array applications |
US5289418A (en) * | 1992-02-14 | 1994-02-22 | Extended Systems, Inc. | Memory apparatus with built-in parity generation |
-
1994
- 1994-10-25 US US08/329,004 patent/US5574863A/en not_active Expired - Lifetime
-
1995
- 1995-07-11 DE DE69506997T patent/DE69506997T2/de not_active Expired - Fee Related
- 1995-07-11 EP EP95110818A patent/EP0709781B1/de not_active Expired - Lifetime
- 1995-10-17 JP JP26886495A patent/JP3706179B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH08227344A (ja) | 1996-09-03 |
US5574863A (en) | 1996-11-12 |
JP3706179B2 (ja) | 2005-10-12 |
EP0709781A3 (de) | 1996-06-12 |
EP0709781A2 (de) | 1996-05-01 |
EP0709781B1 (de) | 1998-12-30 |
DE69506997T2 (de) | 1999-07-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE), |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE |
|
8339 | Ceased/non-payment of the annual fee |