DE69434381D1 - Verfahren zur Paritätsdarstellung in einem Raid-Untersystem unter Verwendung eines nichtflüchtigen Speichers - Google Patents

Verfahren zur Paritätsdarstellung in einem Raid-Untersystem unter Verwendung eines nichtflüchtigen Speichers

Info

Publication number
DE69434381D1
DE69434381D1 DE69434381T DE69434381T DE69434381D1 DE 69434381 D1 DE69434381 D1 DE 69434381D1 DE 69434381 T DE69434381 T DE 69434381T DE 69434381 T DE69434381 T DE 69434381T DE 69434381 D1 DE69434381 D1 DE 69434381D1
Authority
DE
Germany
Prior art keywords
blocks
raid
parity
ram
list
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 - Lifetime
Application number
DE69434381T
Other languages
English (en)
Other versions
DE69434381T2 (de
Inventor
David Hitz
Michael Malcolm
James Lau
Byron Rakitzis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NetApp Inc
Original Assignee
Network Appliance Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Network Appliance Inc filed Critical Network Appliance Inc
Application granted granted Critical
Publication of DE69434381D1 publication Critical patent/DE69434381D1/de
Publication of DE69434381T2 publication Critical patent/DE69434381T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/07Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1076Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/18Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/10Indexing scheme relating to G06F11/10
    • G06F2211/1002Indexing scheme relating to G06F11/1076
    • G06F2211/1059Parity-single bit-RAID5, i.e. RAID 5 implementations
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/10Indexing scheme relating to G06F11/10
    • G06F2211/1002Indexing scheme relating to G06F11/1076
    • G06F2211/1061Parity-single bit-RAID4, i.e. RAID 4 implementations
DE69434381T 1993-06-04 1994-06-02 Verfahren zur Paritätsdarstellung in einem Raid-Untersystem unter Verwendung eines nichtflüchtigen Speichers Expired - Lifetime DE69434381T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7179893A 1993-06-04 1993-06-04
US71798 1993-06-04

Publications (2)

Publication Number Publication Date
DE69434381D1 true DE69434381D1 (de) 2005-06-23
DE69434381T2 DE69434381T2 (de) 2006-01-19

Family

ID=22103665

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69434381T Expired - Lifetime DE69434381T2 (de) 1993-06-04 1994-06-02 Verfahren zur Paritätsdarstellung in einem Raid-Untersystem unter Verwendung eines nichtflüchtigen Speichers

Country Status (6)

Country Link
US (3) US5948110A (de)
EP (2) EP1031928B1 (de)
JP (3) JPH08511368A (de)
DE (1) DE69434381T2 (de)
HK (1) HK1028281A1 (de)
WO (1) WO1994029795A1 (de)

Families Citing this family (163)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5963962A (en) * 1995-05-31 1999-10-05 Network Appliance, Inc. Write anywhere file-system layout
US6604118B2 (en) 1998-07-31 2003-08-05 Network Appliance, Inc. File system image transfer
US6138126A (en) 1995-05-31 2000-10-24 Network Appliance, Inc. Method for allocating files in a file system integrated with a raid disk sub-system
WO1994029795A1 (en) 1993-06-04 1994-12-22 Network Appliance Corporation A method for providing parity in a raid sub-system using a non-volatile memory
US5671377A (en) * 1994-07-19 1997-09-23 David Sarnoff Research Center, Inc. System for supplying streams of data to multiple users by distributing a data stream to multiple processors and enabling each user to manipulate supplied data stream
US5533190A (en) * 1994-12-21 1996-07-02 At&T Global Information Solutions Company Method for maintaining parity-data consistency in a disk array
GB2307071B (en) * 1995-06-21 1998-04-29 Mitsubishi Electric Corp Multi-media storage system
US5758057A (en) * 1995-06-21 1998-05-26 Mitsubishi Denki Kabushiki Kaisha Multi-media storage system
WO1997011426A1 (en) 1995-09-18 1997-03-27 Cyberstorage Systems, Inc. Universal storage management system
US5893164A (en) * 1997-05-30 1999-04-06 Unisys Corporation Method of tracking incomplete writes in a disk array and disk storage system which performs such method
JP3618529B2 (ja) * 1997-11-04 2005-02-09 富士通株式会社 ディスクアレイ装置
US6516351B2 (en) * 1997-12-05 2003-02-04 Network Appliance, Inc. Enforcing uniform file-locking for diverse file-locking protocols
KR19990060338A (ko) * 1997-12-31 1999-07-26 윤종용 하드 디스크 드라이브의 바이러스에 의한 손상 데이터복구방법
US6119244A (en) 1998-08-25 2000-09-12 Network Appliance, Inc. Coordinating persistent status information with multiple file servers
US6219753B1 (en) * 1999-06-04 2001-04-17 International Business Machines Corporation Fiber channel topological structure and method including structure and method for raid devices and controllers
JP2001043031A (ja) * 1999-07-30 2001-02-16 Toshiba Corp 分散パリティ生成機能を備えたディスクアレイ制御装置
ATE390788T1 (de) 1999-10-14 2008-04-15 Bluearc Uk Ltd Vorrichtung und verfahren zur hardware-ausführung oder hardware-beschleunigung von betriebssystemfunktionen
US6321294B1 (en) * 1999-10-27 2001-11-20 Mti Technology Corporation Method and apparatus for converting between logical and physical memory space in a raid system
US6640233B1 (en) * 2000-08-18 2003-10-28 Network Appliance, Inc. Reserving file system blocks
US6728922B1 (en) 2000-08-18 2004-04-27 Network Appliance, Inc. Dynamic data space
US7072916B1 (en) 2000-08-18 2006-07-04 Network Appliance, Inc. Instant snapshot
US6636879B1 (en) 2000-08-18 2003-10-21 Network Appliance, Inc. Space allocation in a write anywhere file system
US6654912B1 (en) * 2000-10-04 2003-11-25 Network Appliance, Inc. Recovery of file system data in file servers mirrored file system volumes
US6952797B1 (en) 2000-10-25 2005-10-04 Andy Kahn Block-appended checksums
US6990547B2 (en) * 2001-01-29 2006-01-24 Adaptec, Inc. Replacing file system processors by hot swapping
US6990667B2 (en) 2001-01-29 2006-01-24 Adaptec, Inc. Server-independent object positioning for load balancing drives and servers
US20020138559A1 (en) * 2001-01-29 2002-09-26 Ulrich Thomas R. Dynamically distributed file system
US20020191311A1 (en) * 2001-01-29 2002-12-19 Ulrich Thomas R. Dynamically scalable disk array
US6862692B2 (en) * 2001-01-29 2005-03-01 Adaptec, Inc. Dynamic redistribution of parity groups
US7054927B2 (en) 2001-01-29 2006-05-30 Adaptec, Inc. File system metadata describing server directory information
US20020174295A1 (en) 2001-01-29 2002-11-21 Ulrich Thomas R. Enhanced file system failure tolerance
JP4017177B2 (ja) * 2001-02-28 2007-12-05 スパンション エルエルシー メモリ装置
US6799284B1 (en) 2001-02-28 2004-09-28 Network Appliance, Inc. Reparity bitmap RAID failure recovery
US6854071B2 (en) 2001-05-14 2005-02-08 International Business Machines Corporation Method and apparatus for providing write recovery of faulty data in a non-redundant raid system
US7739614B1 (en) 2001-05-22 2010-06-15 Netapp, Inc. System and method for consolidated reporting of characteristics for a group of directories
US8171414B2 (en) * 2001-05-22 2012-05-01 Netapp, Inc. System and method for consolidated reporting of characteristics for a group of file systems
US6643654B1 (en) 2001-06-25 2003-11-04 Network Appliance, Inc. System and method for representing named data streams within an on-disk structure of a file system
US7249150B1 (en) * 2001-07-03 2007-07-24 Network Appliance, Inc. System and method for parallelized replay of an NVRAM log in a storage appliance
US6944785B2 (en) * 2001-07-23 2005-09-13 Network Appliance, Inc. High-availability cluster virtual server system
US6757695B1 (en) * 2001-08-09 2004-06-29 Network Appliance, Inc. System and method for mounting and unmounting storage volumes in a network storage environment
US6851070B1 (en) 2001-08-13 2005-02-01 Network Appliance, Inc. System and method for managing time-limited long-running operations in a data storage system
US6965989B1 (en) 2001-08-14 2005-11-15 Network Appliance, Inc. System and method for fast reboot of a file server
US6871317B1 (en) 2001-11-13 2005-03-22 Network Appliance, Inc. Technique for efficiently organizing and distributing parity blocks among storage devices of a storage array
US7346831B1 (en) 2001-11-13 2008-03-18 Network Appliance, Inc. Parity assignment technique for parity declustering in a parity array of a storage system
US6851082B1 (en) 2001-11-13 2005-02-01 Network Appliance, Inc. Concentrated parity technique for handling double failures and enabling storage of more than one parity block per stripe on a storage device of a storage array
US7730153B1 (en) * 2001-12-04 2010-06-01 Netapp, Inc. Efficient use of NVRAM during takeover in a node cluster
US6993701B2 (en) * 2001-12-28 2006-01-31 Network Appliance, Inc. Row-diagonal parity technique for enabling efficient recovery from double failures in a storage array
US7640484B2 (en) 2001-12-28 2009-12-29 Netapp, Inc. Triple parity technique for enabling efficient recovery from triple failures in a storage array
US7613984B2 (en) * 2001-12-28 2009-11-03 Netapp, Inc. System and method for symmetric triple parity for failing storage devices
US7073115B2 (en) * 2001-12-28 2006-07-04 Network Appliance, Inc. Correcting multiple block data loss in a storage array using a combination of a single diagonal parity group and multiple row parity groups
US8402346B2 (en) * 2001-12-28 2013-03-19 Netapp, Inc. N-way parity technique for enabling recovery from up to N storage device failures
KR20030073982A (ko) * 2002-03-14 2003-09-19 한국전자통신연구원 레이드 서브 시스템에서 중복 데이터의 일관성 유지 방법
US7254813B2 (en) * 2002-03-21 2007-08-07 Network Appliance, Inc. Method and apparatus for resource allocation in a raid system
US7437727B2 (en) * 2002-03-21 2008-10-14 Network Appliance, Inc. Method and apparatus for runtime resource deadlock avoidance in a raid system
US7200715B2 (en) * 2002-03-21 2007-04-03 Network Appliance, Inc. Method for writing contiguous arrays of stripes in a RAID storage system using mapped block writes
US7539991B2 (en) * 2002-03-21 2009-05-26 Netapp, Inc. Method and apparatus for decomposing I/O tasks in a raid system
US6857001B2 (en) 2002-06-07 2005-02-15 Network Appliance, Inc. Multiple concurrent active file systems
US7024586B2 (en) * 2002-06-24 2006-04-04 Network Appliance, Inc. Using file system information in raid data reconstruction and migration
US7107385B2 (en) * 2002-08-09 2006-09-12 Network Appliance, Inc. Storage virtualization by layering virtual disk objects on a file system
US7426576B1 (en) 2002-09-20 2008-09-16 Network Appliance, Inc. Highly available DNS resolver and method for use of the same
US7171452B1 (en) 2002-10-31 2007-01-30 Network Appliance, Inc. System and method for monitoring cluster partner boot status over a cluster interconnect
US8041735B1 (en) 2002-11-01 2011-10-18 Bluearc Uk Limited Distributed file system and method
US7457822B1 (en) 2002-11-01 2008-11-25 Bluearc Uk Limited Apparatus and method for hardware-based file system
US8041761B1 (en) 2002-12-23 2011-10-18 Netapp, Inc. Virtual filer and IP space based IT configuration transitioning framework
CN1302392C (zh) * 2003-01-24 2007-02-28 华为技术有限公司 一种磁盘在线重构方法
US7664913B2 (en) * 2003-03-21 2010-02-16 Netapp, Inc. Query-based spares management technique
US7328364B1 (en) 2003-03-21 2008-02-05 Network Appliance, Inc. Technique for coherent suspension of I/O operations in a RAID subsystem
US7424637B1 (en) 2003-03-21 2008-09-09 Networks Appliance, Inc. Technique for managing addition of disks to a volume of a storage system
US7457982B2 (en) * 2003-04-11 2008-11-25 Network Appliance, Inc. Writable virtual disk of read-only snapshot file objects
US7383378B1 (en) 2003-04-11 2008-06-03 Network Appliance, Inc. System and method for supporting file and block access to storage object on a storage appliance
US7739543B1 (en) 2003-04-23 2010-06-15 Netapp, Inc. System and method for transport-level failover for loosely coupled iSCSI target devices
US7293152B1 (en) 2003-04-23 2007-11-06 Network Appliance, Inc. Consistent logical naming of initiator groups
US7260737B1 (en) 2003-04-23 2007-08-21 Network Appliance, Inc. System and method for transport-level failover of FCP devices in a cluster
US7437530B1 (en) 2003-04-24 2008-10-14 Network Appliance, Inc. System and method for mapping file block numbers to logical block addresses
US7330862B1 (en) 2003-04-25 2008-02-12 Network Appliance, Inc. Zero copy write datapath
US7437523B1 (en) 2003-04-25 2008-10-14 Network Appliance, Inc. System and method for on-the-fly file folding in a replicated storage system
US7603553B1 (en) 2003-04-25 2009-10-13 Netapp, Inc. System and method to make file handles opaque to clients
US7577692B1 (en) 2003-04-25 2009-08-18 Netapp, Inc. System and method for reserving space to guarantee file writability in a file system supporting persistent consistency point images
US7181439B1 (en) * 2003-04-25 2007-02-20 Network Appliance, Inc. System and method for transparently accessing a virtual disk using a file-based protocol
US7136974B2 (en) * 2003-06-19 2006-11-14 Pillar Data Systems, Inc. Systems and methods of data migration in snapshot operations
GB0315157D0 (en) * 2003-06-28 2003-08-06 Ibm Safe write to multiply-redundant storage
US7146461B1 (en) 2003-07-01 2006-12-05 Veritas Operating Corporation Automated recovery from data corruption of data volumes in parity RAID storage systems
US7523201B2 (en) * 2003-07-14 2009-04-21 Network Appliance, Inc. System and method for optimized lun masking
US7716323B2 (en) * 2003-07-18 2010-05-11 Netapp, Inc. System and method for reliable peer communication in a clustered storage system
US7593996B2 (en) 2003-07-18 2009-09-22 Netapp, Inc. System and method for establishing a peer connection using reliable RDMA primitives
US7055014B1 (en) 2003-08-11 2006-05-30 Network Applicance, Inc. User interface system for a multi-protocol storage appliance
US7904428B2 (en) 2003-09-23 2011-03-08 Symantec Corporation Methods and apparatus for recording write requests directed to a data store
US7725760B2 (en) 2003-09-23 2010-05-25 Symantec Operating Corporation Data storage system
US7827362B2 (en) 2004-08-24 2010-11-02 Symantec Corporation Systems, apparatus, and methods for processing I/O requests
US7577806B2 (en) 2003-09-23 2009-08-18 Symantec Operating Corporation Systems and methods for time dependent data storage and recovery
US7730222B2 (en) 2004-08-24 2010-06-01 Symantec Operating System Processing storage-related I/O requests using binary tree data structures
US7991748B2 (en) 2003-09-23 2011-08-02 Symantec Corporation Virtual data store creation and use
US7287133B2 (en) 2004-08-24 2007-10-23 Symantec Operating Corporation Systems and methods for providing a modification history for a location within a data store
GB0322424D0 (en) * 2003-09-24 2003-10-29 Ibm Error detection in redundant array of storage units
US7512990B2 (en) * 2003-10-16 2009-03-31 International Business Machines Corporation Multiple simultaneous ACL formats on a filesystem
US7647451B1 (en) 2003-11-24 2010-01-12 Netapp, Inc. Data placement technique for striping data containers across volumes of a storage system cluster
US7100073B2 (en) * 2004-01-05 2006-08-29 International Business Machines Corporation Grouped-object RAID
US7966293B1 (en) 2004-03-09 2011-06-21 Netapp, Inc. System and method for indexing a backup using persistent consistency point images
US8275951B2 (en) * 2004-06-10 2012-09-25 Hewlett-Packard Development Company, L.P. Local bitmaps for an array of redundant storage devices
US20060075281A1 (en) * 2004-09-27 2006-04-06 Kimmel Jeffrey S Use of application-level context information to detect corrupted data in a storage system
US7594075B2 (en) * 2004-10-20 2009-09-22 Seagate Technology Llc Metadata for a grid based data storage system
US8458238B2 (en) 2004-10-26 2013-06-04 Netapp, Inc. Method and system for efficient write journal entry management for a distributed file system
US20060123271A1 (en) * 2004-11-19 2006-06-08 International Business Machines Corporation RAID environment incorporating hardware-based finite field multiplier for on-the-fly XOR
US7290199B2 (en) * 2004-11-19 2007-10-30 International Business Machines Corporation Method and system for improved buffer utilization for disk array parity updates
US7392458B2 (en) * 2004-11-19 2008-06-24 International Business Machines Corporation Method and system for enhanced error identification with disk array parity checking
US20060123312A1 (en) * 2004-11-19 2006-06-08 International Business Machines Corporation Method and system for increasing parallelism of disk accesses when restoring data in a disk array system
US8429192B2 (en) * 2004-12-02 2013-04-23 International Business Machines Corporation System and method for supporting a plurality of access control list types for a file system in an operating system
US7143308B2 (en) * 2005-01-14 2006-11-28 Charlie Tseng Apparatus, system, and method for differential rebuilding of a reactivated offline RAID member disk
US7398460B1 (en) * 2005-01-31 2008-07-08 Network Appliance, Inc. Technique for efficiently organizing and distributing parity blocks among storage devices of a storage array
US7779294B2 (en) * 2005-04-15 2010-08-17 Intel Corporation Power-safe disk storage apparatus, systems, and methods
US7490263B2 (en) * 2006-01-17 2009-02-10 Allen King Apparatus, system, and method for a storage device's enforcing write recovery of erroneous data
US8560503B1 (en) 2006-01-26 2013-10-15 Netapp, Inc. Content addressable storage system
US20070180292A1 (en) * 2006-01-31 2007-08-02 Bhugra Kern S Differential rebuild in a storage environment
US7844584B1 (en) 2006-06-23 2010-11-30 Netapp, Inc. System and method for persistently storing lock state information
US7979701B1 (en) 2006-09-15 2011-07-12 Netapp, Inc. Cross mapping graphical interface to show encryption relationships between hosts and storage devices
US7822921B2 (en) 2006-10-31 2010-10-26 Netapp, Inc. System and method for optimizing write operations in storage systems
US7613947B1 (en) 2006-11-30 2009-11-03 Netapp, Inc. System and method for storage takeover
US7647526B1 (en) 2006-12-06 2010-01-12 Netapp, Inc. Reducing reconstruct input/output operations in storage systems
US7620669B1 (en) 2006-12-15 2009-11-17 Netapp, Inc. System and method for enhancing log performance
US8868495B2 (en) * 2007-02-21 2014-10-21 Netapp, Inc. System and method for indexing user data on storage systems
US8312214B1 (en) 2007-03-28 2012-11-13 Netapp, Inc. System and method for pausing disk drives in an aggregate
US10493040B2 (en) * 2007-04-09 2019-12-03 Wake Forest University Health Sciences Oxygen-generating compositions for enhancing cell and tissue survival in vivo
US8209587B1 (en) 2007-04-12 2012-06-26 Netapp, Inc. System and method for eliminating zeroing of disk drives in RAID arrays
US7971126B2 (en) * 2007-06-27 2011-06-28 International Business Machines Corporation Apparatus, system, and method for hard disk drive redundancy
US8041990B2 (en) * 2007-06-28 2011-10-18 International Business Machines Corporation System and method for error correction and detection in a memory system
US8041989B2 (en) * 2007-06-28 2011-10-18 International Business Machines Corporation System and method for providing a high fault tolerant memory system
JP4678015B2 (ja) 2007-07-13 2011-04-27 富士通株式会社 動画像符号化装置及び動画像符号化方法
US7975102B1 (en) 2007-08-06 2011-07-05 Netapp, Inc. Technique to avoid cascaded hot spotting
US8140483B2 (en) 2007-09-28 2012-03-20 International Business Machines Corporation Transaction log management
US7827441B1 (en) * 2007-10-30 2010-11-02 Network Appliance, Inc. Disk-less quorum device for a clustered storage system
US7984259B1 (en) 2007-12-17 2011-07-19 Netapp, Inc. Reducing load imbalance in a storage system
US8099554B1 (en) * 2007-12-31 2012-01-17 Emc Corporation System and method for flash-based data caching
US8799743B2 (en) 2008-10-28 2014-08-05 Micron Technology, Inc. Error correction in multiple semiconductor memory units
US8495417B2 (en) * 2009-01-09 2013-07-23 Netapp, Inc. System and method for redundancy-protected aggregates
JP5360666B2 (ja) * 2009-02-18 2013-12-04 マーベル ワールド トレード リミテッド 複数のディスクアレイのi/o動作を実行する方法及びシステム
US8688798B1 (en) 2009-04-03 2014-04-01 Netapp, Inc. System and method for a shared write address protocol over a remote direct memory access connection
US8631271B2 (en) 2010-06-24 2014-01-14 International Business Machines Corporation Heterogeneous recovery in a redundant memory system
US8898511B2 (en) 2010-06-24 2014-11-25 International Business Machines Corporation Homogeneous recovery in a redundant memory system
US8549378B2 (en) 2010-06-24 2013-10-01 International Business Machines Corporation RAIM system using decoding of virtual ECC
US8484529B2 (en) 2010-06-24 2013-07-09 International Business Machines Corporation Error correction and detection in a redundant memory system
US9104342B2 (en) * 2010-10-21 2015-08-11 Oracle International Corporation Two stage checksummed raid storage model
US8522122B2 (en) 2011-01-29 2013-08-27 International Business Machines Corporation Correcting memory device and memory channel failures in the presence of known memory device failures
US8914667B2 (en) * 2011-07-27 2014-12-16 Cleversafe, Inc. Identifying a slice error in a dispersed storage network
US10678619B2 (en) 2011-07-27 2020-06-09 Pure Storage, Inc. Unified logs and device statistics
US11016702B2 (en) 2011-07-27 2021-05-25 Pure Storage, Inc. Hierarchical event tree
KR101801147B1 (ko) 2011-08-30 2017-11-27 삼성전자주식회사 데이터 신뢰성을 개선하는 데이터 관리 방법 및 그에 따른 데이터 저장 장치
US9087019B2 (en) * 2012-01-27 2015-07-21 Promise Technology, Inc. Disk storage system with rebuild sequence and method of operation thereof
CN103577274B (zh) * 2012-07-31 2016-07-06 国际商业机器公司 管理存储器阵列的方法和装置
KR102081980B1 (ko) * 2012-10-08 2020-02-27 삼성전자 주식회사 메모리 시스템에서의 라이트 동작 또는 리드 동작 수행 방법
US11016820B2 (en) 2013-08-26 2021-05-25 Vmware, Inc. Load balancing of resources
US10747475B2 (en) * 2013-08-26 2020-08-18 Vmware, Inc. Virtual disk blueprints for a virtualized storage area network, wherein virtual disk objects are created from local physical storage of host computers that are running multiple virtual machines
US9372767B2 (en) 2014-06-06 2016-06-21 Netapp, Inc. Recovery consumer framework
KR102368071B1 (ko) 2014-12-29 2022-02-25 삼성전자주식회사 레이드 스토리지 시스템에서의 스트라이프 재구성 방법 및 이를 적용한 가비지 컬렉션 동작 방법 및 레이드 스토리지 시스템
US9740440B2 (en) * 2015-05-21 2017-08-22 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Separating a hybrid asymmetric mix of a RAID 1 mirror and a parity-based RAID array
US10114694B2 (en) * 2016-06-07 2018-10-30 Storart Technology Co. Ltd. Method and controller for recovering data in event of program failure and storage system using the same
CN108228647B (zh) 2016-12-21 2022-05-24 伊姆西Ip控股有限责任公司 用于数据拷贝的方法和设备
US10089015B1 (en) 2016-12-28 2018-10-02 EMC IP Holding Company LLC Per-drive memory resident zeroing maps for drive zeroing in a data storage system
US10585749B2 (en) * 2017-08-10 2020-03-10 Samsung Electronics Co., Ltd. System and method for distributed erasure coding
US10776202B1 (en) * 2017-09-22 2020-09-15 Pure Storage, Inc. Drive, blade, or data shard decommission via RAID geometry shrinkage
US10929226B1 (en) 2017-11-21 2021-02-23 Pure Storage, Inc. Providing for increased flexibility for large scale parity
TWI640997B (zh) * 2017-12-27 2018-11-11 群聯電子股份有限公司 資料保護方法、記憶體控制電路單元與記憶體儲存裝置
US11816353B2 (en) * 2021-12-20 2023-11-14 Western Digital Technologies, Inc. Parity data for non-volatile storage
CN115565598B (zh) * 2022-09-30 2023-06-02 中国科学院空间应用工程与技术中心 Raid阵列磁盘暂时失效的数据存储与修复方法及系统

Family Cites Families (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525269A (en) 1968-11-04 1970-08-25 Deere & Co Harvesting machine component drive
US4075691A (en) * 1975-11-06 1978-02-21 Bunker Ramo Corporation Communication control unit
US4156907A (en) * 1977-03-02 1979-05-29 Burroughs Corporation Data communications subsystem
US4399503A (en) * 1978-06-30 1983-08-16 Bunker Ramo Corporation Dynamic disk buffer control unit
US4377843A (en) * 1979-04-19 1983-03-22 Wescom Switching, Inc. Data distribution interface
US4333144A (en) * 1980-02-05 1982-06-01 The Bendix Corporation Task communicator for multiple computer system
US4488231A (en) * 1980-09-29 1984-12-11 Honeywell Information Systems Inc. Communication multiplexer having dual microprocessors
FR2500659B1 (fr) * 1981-02-25 1986-02-28 Philips Ind Commerciale Dispositif pour l'allocation dynamique des taches d'un ordinateur multiprocesseur
US4456957A (en) * 1981-09-28 1984-06-26 Ncr Corporation Apparatus using a decision table for routing data among terminals and a host system
US4685125A (en) * 1982-06-28 1987-08-04 American Telephone And Telegraph Company Computer system with tasking
US4527232A (en) * 1982-07-02 1985-07-02 Sun Microsystems, Inc. High-speed memory and memory management system
US4550368A (en) * 1982-07-02 1985-10-29 Sun Microsystems, Inc. High-speed memory and memory management system
US4710868A (en) * 1984-06-29 1987-12-01 International Business Machines Corporation Interconnect scheme for shared memory local networks
US4814971A (en) 1985-09-11 1989-03-21 Texas Instruments Incorporated Virtual memory recovery system using persistent roots for selective garbage collection and sibling page timestamping for defining checkpoint state
US4719569A (en) * 1985-10-11 1988-01-12 Sun Microsystems, Inc. Arbitrator for allocating access to data processing resources
US4825354A (en) * 1985-11-12 1989-04-25 American Telephone And Telegraph Company, At&T Bell Laboratories Method of file access in a distributed processing computer network
US4742447A (en) * 1986-01-16 1988-05-03 International Business Machines Corporation Method to control I/O accesses in a multi-tasking virtual memory virtual machine type data processing system
US4761785B1 (en) * 1986-06-12 1996-03-12 Ibm Parity spreading to enhance storage access
US4803621A (en) * 1986-07-24 1989-02-07 Sun Microsystems, Inc. Memory access system
US4780821A (en) * 1986-07-29 1988-10-25 International Business Machines Corp. Method for multiple programs management within a network having a server computer and a plurality of remote computers
US4819159A (en) * 1986-08-29 1989-04-04 Tolerant Systems, Inc. Distributed multiprocess transaction processing system and method
US4783730A (en) * 1986-09-19 1988-11-08 Datapoint Corporation Input/output control technique utilizing multilevel memory structure for processor and I/O communication
US4766534A (en) * 1986-10-16 1988-08-23 American Telephone And Telegraph Company, At&T Bell Laboratories Parallel processing network and method
US4887204A (en) * 1987-02-13 1989-12-12 International Business Machines Corporation System and method for accessing remote files in a distributed networking environment
US4897781A (en) * 1987-02-13 1990-01-30 International Business Machines Corporation System and method for using cached data at a local node after re-opening a file at a remote node in a distributed networking environment
US5109515A (en) * 1987-09-28 1992-04-28 At&T Bell Laboratories User and application program transparent resource sharing multiple computer interface architecture with kernel process level transfer of user requested services
NZ226733A (en) * 1987-12-21 1990-05-28 Honeywell Bull Coupling incompatible cpu to data processing system
US4914583A (en) * 1988-04-13 1990-04-03 Motorola, Inc. Method of indicating processes resident within a cell of a data processing system
JP2625866B2 (ja) 1988-04-26 1997-07-02 日本電気株式会社 電子機器筐体の冷却構造
US4984272A (en) 1988-11-30 1991-01-08 At&T Bell Laboratories Secure file handling in a computer operating system
JPH02165241A (ja) 1988-12-19 1990-06-26 Toshiba Corp ファイルアクセス方式
US5222217A (en) 1989-01-18 1993-06-22 International Business Machines Corporation System and method for implementing operating system message queues with recoverable shared virtual storage
US5113442A (en) 1989-03-06 1992-05-12 Lachman Associates, Inc. Method and apparatus for providing access control in a secure operating system
US5144659A (en) 1989-04-19 1992-09-01 Richard P. Jones Computer file protection system
US5218696A (en) * 1989-07-24 1993-06-08 International Business Machines Corporation Method for dynamically expanding and rapidly accessing file directories
US5163131A (en) * 1989-09-08 1992-11-10 Auspex Systems, Inc. Parallel i/o network file server architecture
US5276867A (en) * 1989-12-19 1994-01-04 Epoch Systems, Inc. Digital data storage system with improved data migration
US5218695A (en) * 1990-02-05 1993-06-08 Epoch Systems, Inc. File server system having high-speed write execution
US5166939A (en) * 1990-03-02 1992-11-24 Micro Technology, Inc. Data storage apparatus and method
US5195100A (en) 1990-03-02 1993-03-16 Micro Technology, Inc. Non-volatile memory storage of write operation identifier in data sotrage device
US5134619A (en) * 1990-04-06 1992-07-28 Sf2 Corporation Failure-tolerant mass storage system
US5088081A (en) * 1990-03-28 1992-02-11 Prime Computer, Inc. Method and apparatus for improved disk access
JPH0731582B2 (ja) * 1990-06-21 1995-04-10 インターナショナル・ビジネス・マシーンズ・コーポレイション パリティ保護データを回復するための方法および装置
US5208813A (en) * 1990-10-23 1993-05-04 Array Technology Corporation On-line reconstruction of a failed redundant array system
US5274807A (en) * 1990-11-01 1993-12-28 At&T Bell Laboratories Method for reducing magnetic storage volume for computer disk image backup
US5255270A (en) * 1990-11-07 1993-10-19 Emc Corporation Method of assuring data write integrity on a data storage device
DE69131551T2 (de) * 1990-11-09 2000-02-17 Emc Corp Logische Aufteilung eines Speichersystems mit redundanter Matrix
US5155835A (en) * 1990-11-19 1992-10-13 Storage Technology Corporation Multilevel, hierarchical, dynamically mapped data storage subsystem
US5146588A (en) * 1990-11-26 1992-09-08 Storage Technology Corporation Redundancy accumulator for disk drive array memory
JP2603757B2 (ja) * 1990-11-30 1997-04-23 富士通株式会社 アレ−ディスク装置の制御方法
US5235601A (en) * 1990-12-21 1993-08-10 Array Technology Corporation On-line restoration of redundancy information in a redundant array system
US5274799A (en) * 1991-01-04 1993-12-28 Array Technology Corporation Storage device array architecture with copyback cache
US5239640A (en) 1991-02-01 1993-08-24 International Business Machines Corporation Data storage system and method including data and checksum write staging storage
US5276840A (en) * 1991-03-22 1994-01-04 Acer Incorporated Disk caching method for writing data from computer memory including a step of writing a plurality of physically adjacent blocks in a single I/O operation
US5502836A (en) * 1991-11-21 1996-03-26 Ast Research, Inc. Method for disk restriping during system operation
US5379417A (en) * 1991-11-25 1995-01-03 Tandem Computers Incorporated System and method for ensuring write data integrity in a redundant array data storage system
US5313626A (en) * 1991-12-17 1994-05-17 Jones Craig S Disk drive array with efficient background rebuilding
GB9126779D0 (en) 1991-12-17 1992-02-12 Int Computers Ltd Security mechanism for a computer system
JPH06511099A (ja) * 1991-12-27 1994-12-08 コンパック・コンピュータ・コーポレイション 不均一ストライプサイズマッピングスキームを用いたディスク配列操作を実行する方法
US5333305A (en) * 1991-12-27 1994-07-26 Compaq Computer Corporation Method for improving partial stripe write performance in disk array subsystems
JP3058743B2 (ja) * 1992-01-21 2000-07-04 株式会社日立製作所 ディスクアレイ制御装置
US5442752A (en) * 1992-01-24 1995-08-15 International Business Machines Corporation Data storage method for DASD arrays using striping based on file length
DE69320388T2 (de) * 1992-03-06 1999-05-12 Data General Corp Datenbehandlung in einem System mit einem Prozessor zur Steuerung des Zugangs zu einer Mehrzahl von Datenspeicherplatten
US5305326A (en) * 1992-03-06 1994-04-19 Data General Corporation High availability disk arrays
AU653670B2 (en) 1992-03-10 1994-10-06 Data General Corporation Improvements for high availability disk arrays
US5469566A (en) * 1992-03-12 1995-11-21 Emc Corporation Flexible parity generation circuit for intermittently generating a parity for a plurality of data channels in a redundant array of storage units
US5708668A (en) * 1992-05-06 1998-01-13 International Business Machines Corporation Method and apparatus for operating an array of storage devices
US5335235A (en) * 1992-07-07 1994-08-02 Digital Equipment Corporation FIFO based parity generator
JP2888401B2 (ja) * 1992-08-03 1999-05-10 インターナショナル・ビジネス・マシーンズ・コーポレイション 冗長ディスクドライブアレイに対する同期方法
US5315602A (en) * 1992-08-12 1994-05-24 Digital Equipment Corporation Optimized stripe detection for redundant arrays of disk drives
EP0612015A1 (de) * 1993-02-16 1994-08-24 International Business Machines Corporation Verbesserte Speicherplattenanordnung mit besonderen Paritätsgruppen für Datenblöcke mit hoher Aktualisierungsfrequenz
US5522050A (en) * 1993-05-28 1996-05-28 International Business Machines Corporation Bus-to-bus bridge for a multiple bus information handling system that optimizes data transfers between a system bus and a peripheral bus
US6604118B2 (en) 1998-07-31 2003-08-05 Network Appliance, Inc. File system image transfer
JP3751018B2 (ja) 1993-06-03 2006-03-01 ネットワーク・アプライアンス・インコーポレイテッド ライトエニウエアファイルシステムレイアウト
US5963962A (en) 1995-05-31 1999-10-05 Network Appliance, Inc. Write anywhere file-system layout
WO1994029795A1 (en) 1993-06-04 1994-12-22 Network Appliance Corporation A method for providing parity in a raid sub-system using a non-volatile memory
US5390327A (en) * 1993-06-29 1995-02-14 Digital Equipment Corporation Method for on-line reorganization of the data on a RAID-4 or RAID-5 array in the absence of one disk and the on-line restoration of a replacement disk
US5572711A (en) 1993-09-28 1996-11-05 Bull Hn Information Systems Inc. Mechanism for linking together the files of emulated and host system for access by emulated system users
US5689701A (en) 1994-12-14 1997-11-18 International Business Machines Corporation System and method for providing compatibility between distributed file system namespaces and operating system pathname syntax
US5617568A (en) 1994-12-14 1997-04-01 International Business Machines Corporation System and method for supporting file attributes on a distributed file system without native support therefor
US5603051A (en) * 1995-06-06 1997-02-11 Hewlett-Packard Company Input/output processor with a local memory providing shared resources for a plurality of input/output interfaces on an I/O bus
US5675782A (en) 1995-06-06 1997-10-07 Microsoft Corporation Controlling access to objects on multiple operating systems
US5761669A (en) 1995-06-06 1998-06-02 Microsoft Corporation Controlling access to objects on multiple operating systems
US5729705A (en) * 1995-07-24 1998-03-17 Symbios Logic Inc. Method and apparatus for enhancing throughput of disk array data transfers in a controller
US5668958A (en) 1995-09-12 1997-09-16 International Business Machines Corporation Heterogeneous filing system with common API and reconciled file management rules
US5737744A (en) * 1995-10-13 1998-04-07 Compaq Computer Corporation Disk array controller for performing exclusive or operations
US5742752A (en) * 1995-12-29 1998-04-21 Symbios Logic Inc. Method for performing a RAID stripe write operation using a drive XOR command set
US5737523A (en) 1996-03-04 1998-04-07 Sun Microsystems, Inc. Methods and apparatus for providing dynamic network file system client authentication
US5825877A (en) 1996-06-11 1998-10-20 International Business Machines Corporation Support for portable trusted software
JP2956607B2 (ja) 1996-09-17 1999-10-04 日本電気株式会社 携帯型無線機
DE19646155C1 (de) 1996-11-08 1997-12-11 Siemens Nixdorf Inf Syst Lagebestimmung von Peripherieeinheiten
US6161165A (en) * 1996-11-14 2000-12-12 Emc Corporation High performance data path with XOR on the fly
US5915087A (en) 1996-12-12 1999-06-22 Secure Computing Corporation Transparent security proxy for unreliable message exchange protocols
US5931935A (en) 1997-04-15 1999-08-03 Microsoft Corporation File system primitive allowing reprocessing of I/O requests by multiple drivers in a layered driver I/O system
US5876278A (en) 1997-05-29 1999-03-02 Cheng; Henry Cooling device
US6101585A (en) 1997-11-04 2000-08-08 Adaptec, Inc. Mechanism for incremental backup of on-line files
US5890959A (en) 1998-03-31 1999-04-06 Digital Equipment Corporation High efficiency blower system with integral backflow preventor

Also Published As

Publication number Publication date
DE69434381T2 (de) 2006-01-19
EP1031928A2 (de) 2000-08-30
JP2007184011A (ja) 2007-07-19
US6988219B2 (en) 2006-01-17
US6480969B1 (en) 2002-11-12
JP4408939B2 (ja) 2010-02-03
HK1028281A1 (en) 2001-02-09
US5948110A (en) 1999-09-07
JPH08511368A (ja) 1996-11-26
JP2008251034A (ja) 2008-10-16
EP0701715A1 (de) 1996-03-20
JP4283859B2 (ja) 2009-06-24
US20030037281A1 (en) 2003-02-20
WO1994029795A1 (en) 1994-12-22
EP0701715A4 (de) 1999-11-17
EP1031928A3 (de) 2000-11-15
EP1031928B1 (de) 2005-05-18

Similar Documents

Publication Publication Date Title
DE69434381D1 (de) Verfahren zur Paritätsdarstellung in einem Raid-Untersystem unter Verwendung eines nichtflüchtigen Speichers
US5303219A (en) Reclamation of dust contaminated sectors in optical disk apparatus
US7774683B2 (en) Erasure pointer error correction
US5875477A (en) Method and apparatus for error management in a solid state disk drive using primary and secondary logical sector numbers
US5220569A (en) Disk array with error type indication and selection of error correction method
JP3135459B2 (ja) 光学デイスクの収納及び検索システム及び光学デイスクのスペア・セクタの過剰使用を決定する方法
US5752257A (en) Redundant array of removable cartridge disk drives
DE102008030264A1 (de) Verfahren zum Lesen eines Flashspeichers und Speichersystem
JPH05204559A (ja) ディスクの欠陥セクタを割当てる方法
CN107391300B (zh) 一种提高闪存数据存储可靠性的方法及系统
US5170400A (en) Matrix error correction for digital data
US9678864B2 (en) Data reallocation upon detection of errors
US7440212B2 (en) Method and systems for a highly error tolerant tape format
US20050076260A1 (en) Raid consistency initialization method
US7181641B2 (en) Data storage verification techniques for disk drivers
CN1670853B (zh) 编码装置
WO1989006428A1 (en) Monitoring optical disk long term error rates
CA2165910A1 (en) Method for providing parity in a raid sub-system using a non-volatile memory
JP5678628B2 (ja) 半導体ディスク装置
EP0323227A3 (de) Verfahren und Gerät zur Aufzeichnung und Wiedergabe von Informationen
CN103377704A (zh) 存储器装置、存储器控制装置以及存储器控制方法
DE59008549D1 (de) Verfahren und Schaltungsanordnung zur Datensicherung in Speichereinheiten.
US7881167B1 (en) Systems and methods of shock recovery in writable optical disc systems
KR100307517B1 (ko) 플래시메모리의디펙트셀검출방법
JPS63863A (ja) 光デイスク記録方法

Legal Events

Date Code Title Description
8364 No opposition during term of opposition