JP5182824B2 - 1次サイトと2次サイトとの間でデータを同期化するための方法、システム、及びコンピュータ・プログラム - Google Patents
1次サイトと2次サイトとの間でデータを同期化するための方法、システム、及びコンピュータ・プログラム Download PDFInfo
- Publication number
- JP5182824B2 JP5182824B2 JP2009545159A JP2009545159A JP5182824B2 JP 5182824 B2 JP5182824 B2 JP 5182824B2 JP 2009545159 A JP2009545159 A JP 2009545159A JP 2009545159 A JP2009545159 A JP 2009545159A JP 5182824 B2 JP5182824 B2 JP 5182824B2
- Authority
- JP
- Japan
- Prior art keywords
- storage
- primary
- site
- copy
- failover
- 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
Images
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
- G06F11/20—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
- G06F11/2053—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
- G06F11/2056—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 by mirroring
- G06F11/2082—Data synchronisation
-
- 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
- G06F11/2056—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 by mirroring
- G06F11/2069—Management of state, configuration or failover
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
- G06F5/16—Multiplexed systems, i.e. using two or more similar devices which are alternately accessed for enqueue and dequeue operations, e.g. ping-pong buffers
-
- 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
-
- 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
- G06F11/2056—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 by mirroring
- G06F11/2071—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 by mirroring using a plurality of controllers
Description
説明された動作は、ソフトウェア、ファームウェア、ハードウェア、またはそれらの任意の組み合わせを生成するために、標準のプログラミングあるいはエンジニアリングまたはその両方の技法を使用する、方法、装置、または製品として実施可能である。説明された動作は、「コンピュータ読み取り可能媒体」内で維持されるコードとして実施可能であり、ここでプロセッサは、コンピュータ読み取り可能媒体からコードを読み取って実行することができる。コンピュータ読み取り可能媒体は、磁気ストレージ媒体(たとえばハード・ディスク・ドライブ、フロッピィ・ディスク、テープなど)、光ストレージ(CD−ROM、DVD、光ディスクなど)、揮発性および不揮発性メモリ・デバイス(たとえばEEPROM、ROM、PROM、RAM、DRAM、SRAM、フラッシュ・メモリ、ファームウェア、プログラム可能論理など)などの、媒体を含むことができる。説明された動作を実施するコードは、さらに、ハードウェア論理(たとえば集積回路チップ、プログラマブル・ゲート・アレイ(PGA)、特定用途向け集積回路(ASIC)など)内で実施可能である。さらに、説明された動作を実施するコードは「伝送信号」内で実施可能であり、伝送信号は空間を通って、または光ファイバー、銅線などの伝送媒体を通って、伝播可能である。コードまたは論理が符号化された伝送信号は、無線信号、衛星伝送、電波、赤外線信号、Bluetoothなどを、さらに含むことができる。コードまたは論理が内部で符号化された伝送信号は、送信局によって送信することおよび受信局によって受信することが可能であり、ここで伝送信号内に符号化されたコードまたは論理は、復号すること、ならびに、受信および送信の局またはデバイスでハードウェアまたはコンピュータ読み取り可能媒体内に格納することが可能である。「製品」は、コンピュータ読み取り可能媒体、ハードウェア論理、あるいは、コードが実装可能な伝送信号、またはそれらすべてを含む。説明された動作の諸実施形態を実施するコードが内部で符号化されたデバイスは、コンピュータ読み取り可能媒体またはハードウェア論理を含むことができる。もちろん当業者であれば、本発明の範囲を逸脱することなく、この構成に多くの修正が実行可能であること、および、製品が当分野で知られた好適な情報担持媒体を含むことが可能であることを、理解されよう。
Claims (5)
- 1次サイト(1a)と2次サイト(2b)との間でデータを同期化するための方法であって、
システムの動作中に、更新を1次サイト(1a)の1次第1ストレージ(50)から2次サイトの2次第1ストレージ(54)へとコピーするステップと、
前記2次サイト(2b)で少なくとも1つの2次第2ストレージ(56)を維持するステップと、
前記1次サイト(1a)で少なくとも1つの1次第2ストレージ(52)を維持するステップと、
前記1次サイト(2a)での障害後に、前記1次第1ストレージ(50)から前記2次第1ストレージ(54)へ第1のフェイルオーバを実行するステップと、
前記第1のフェイルオーバに応答して、前記2次第1ストレージ(54)の仮想コピー(62)を前記2次第2ストレージ(56)へ作成するステップと、
前記2次第2ストレージ(56)から前記1次第2ストレージ(52)へ第2のフェイルオーバを実行するステップとを含み、
前記第2のフェイルオーバ後、前記2次第2ストレージ(56)に関して読み取りおよび書き込み動作が実行され、さらに、
前記1次サイト(2a)での回復に応答して、前記2次第1ストレージ(54)へコピーされなかった前記第1のフェイルオーバの前に更新された前記1次第1ストレージ(50)のデータ・ユニットを上書きするように前記2次第1ストレージ(54)からデータをコピーするステップと、
前記1次第1ストレージ(50)の仮想コピー(64)を前記1次第2ストレージ(52)へ作成するステップと、
前記1次第2ストレージ(52)への前記仮想コピー(64)に応答し、かつ前記1次サイト(2a)での前記回復に応答して、前記第2のフェイルオーバ後に前記2次第2ストレージ(56)に対して実行された更新のみを、前記1次第2ストレージ(52)にコピーするステップと、を含む方法。 - 前記第2のフェイルオーバを実行するステップは、前記2次第2ストレージ(56)から前記1次第2ストレージ(52)へ強制フェイルオーバ・コマンドを発行するステップを含み、
前記強制フェイルオーバ後に発生した前記2次第2ストレージ(56)へ記録された更新を、前記1次第2ストレージ(52)にコピーさせるために、前記2次第2ストレージ(56)から前記1次第2ストレージ(52)へ強制フェイルバック・コマンドを発行するステップをさらに含む、請求項1に記載の方法。 - 前記1次第1ストレージ(50)の仮想コピー(64)を前記1次第2ストレージ(52)へ作成するステップは、
前記1次サイト(2a)での前記回復後、前記2次第1ストレージ(54)から前記1次第1ストレージ(50)への前記データのコピーに応答して、前記仮想コピー(64)を作成するステップを含む、請求項1に記載の方法。 - 1次サイト(2a)が1次サーバ(4a)を有し、2次サイト(2b)が2次サーバ(4b)を有し、
前記1次サーバ(4a)と前記2次サーバ(4b)の各々が、請求項1から3のいずれか一項に記載のステップを実行することが可能なコピー・マネージャ構成要素(14a、14b)を備える、
1次サイトと2次サイトとの間でデータを同期化するためのシステム。 - コンピュータ上で実行された場合、請求項1から3のいずれか一項に記載の方法のステップを前記コンピュータに実行させるコンピュータ・コードを備える、コンピュータ・プログラム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/622,996 US7793148B2 (en) | 2007-01-12 | 2007-01-12 | Using virtual copies in a failover and failback environment |
US11/622,996 | 2007-01-12 | ||
PCT/EP2008/050032 WO2008084007A1 (en) | 2007-01-12 | 2008-01-03 | Using virtual copies in a failover and failback environment |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010515987A JP2010515987A (ja) | 2010-05-13 |
JP5182824B2 true JP5182824B2 (ja) | 2013-04-17 |
Family
ID=39344222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009545159A Active JP5182824B2 (ja) | 2007-01-12 | 2008-01-03 | 1次サイトと2次サイトとの間でデータを同期化するための方法、システム、及びコンピュータ・プログラム |
Country Status (6)
Country | Link |
---|---|
US (2) | US7793148B2 (ja) |
EP (1) | EP2118750B1 (ja) |
JP (1) | JP5182824B2 (ja) |
KR (1) | KR101054962B1 (ja) |
CN (1) | CN101578586B (ja) |
WO (1) | WO2008084007A1 (ja) |
Families Citing this family (65)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8074111B1 (en) * | 2006-09-18 | 2011-12-06 | Nortel Networks, Ltd. | System and method for responding to failure of a hardware locus at a communication installation |
US7587628B2 (en) * | 2006-09-20 | 2009-09-08 | International Business Machines Corporation | System, method and computer program product for copying data |
WO2008129620A1 (ja) * | 2007-04-09 | 2008-10-30 | Fujitsu Limited | 完全二重化システム、システム制御方法およびシステム制御プログラム |
US7631214B2 (en) * | 2007-05-31 | 2009-12-08 | International Business Machines Corporation | Failover processing in multi-tier distributed data-handling systems |
US7822892B2 (en) * | 2007-07-19 | 2010-10-26 | International Business Machines Corporation | Managing the copying of writes from primary storages to secondary storages across different networks |
US7904682B2 (en) * | 2007-07-19 | 2011-03-08 | International Business Machines Corporation | Copying writes from primary storages to secondary storages across different networks |
US8095827B2 (en) * | 2007-11-16 | 2012-01-10 | International Business Machines Corporation | Replication management with undo and redo capabilities |
US7882388B2 (en) * | 2008-08-21 | 2011-02-01 | Sierra Wireless America, Inc. | Dual independent non volatile memory systems |
US8020037B1 (en) * | 2008-09-23 | 2011-09-13 | Netapp, Inc. | Creation of a test bed for testing failover and failback operations |
US8214685B2 (en) * | 2008-10-31 | 2012-07-03 | Hewlett-Packard Development Company, L.P. | Recovering from a backup copy of data in a multi-site storage system |
CN101414277B (zh) * | 2008-11-06 | 2010-06-09 | 清华大学 | 一种基于虚拟机的按需增量恢复容灾系统及方法 |
JP5486793B2 (ja) * | 2008-11-07 | 2014-05-07 | 株式会社日立製作所 | リモートコピー管理システム、方法及び装置 |
JP2010186285A (ja) * | 2009-02-12 | 2010-08-26 | Fujitsu Ltd | ミラーリング制御装置、ストレージ装置、ミラーリング制御方法 |
US8677088B1 (en) * | 2009-10-29 | 2014-03-18 | Symantec Corporation | Systems and methods for recovering primary sites after failovers to remote secondary sites |
US8688642B2 (en) * | 2010-02-26 | 2014-04-01 | Symantec Corporation | Systems and methods for managing application availability |
US9525647B2 (en) | 2010-07-06 | 2016-12-20 | Nicira, Inc. | Network control apparatus and method for creating and modifying logical switching elements |
US8817621B2 (en) | 2010-07-06 | 2014-08-26 | Nicira, Inc. | Network virtualization apparatus |
US8392754B2 (en) * | 2010-10-11 | 2013-03-05 | International Business Machines Corporation | Disaster recovery production takeover |
US8479041B2 (en) * | 2010-10-13 | 2013-07-02 | International Business Machines Corporation | Disaster recovery failback |
US8913611B2 (en) | 2011-11-15 | 2014-12-16 | Nicira, Inc. | Connection identifier assignment and source network address translation |
AU2013249154B2 (en) | 2012-04-18 | 2015-12-10 | Nicira, Inc. | Exchange of network state information between forwarding elements |
US8909985B2 (en) | 2012-07-12 | 2014-12-09 | International Business Machines Corporation | Multiple hyperswap replication sessions |
US8799602B2 (en) * | 2012-08-22 | 2014-08-05 | International Business Machines Corporation | Automated migration to a new target volume via merged bitmaps to maintain consistency |
NZ707185A (en) | 2012-09-25 | 2018-01-26 | Mx Tech Inc | Aggregation source routing |
WO2014197963A1 (en) * | 2013-06-13 | 2014-12-18 | Tsx Inc. | Failover system and method |
US10218564B2 (en) | 2013-07-08 | 2019-02-26 | Nicira, Inc. | Unified replication mechanism for fault-tolerance of state |
US9602312B2 (en) | 2013-07-08 | 2017-03-21 | Nicira, Inc. | Storing network state at a network controller |
WO2015016832A1 (en) * | 2013-07-30 | 2015-02-05 | Hewlett-Packard Development Company, L.P. | Recovering stranded data |
US9973382B2 (en) | 2013-08-15 | 2018-05-15 | Nicira, Inc. | Hitless upgrade for network control applications |
US9535612B2 (en) * | 2013-10-23 | 2017-01-03 | International Business Machines Corporation | Selecting a primary storage device |
US9348715B2 (en) * | 2014-03-20 | 2016-05-24 | Netapp Inc. | Storage device health status synchronization |
CN105100136A (zh) * | 2014-04-29 | 2015-11-25 | 国际商业机器公司 | 用于访问存储集群中的逻辑存储的方法和装置 |
US9602422B2 (en) | 2014-05-05 | 2017-03-21 | Nicira, Inc. | Implementing fixed points in network state updates using generation numbers |
JP6749072B2 (ja) * | 2014-12-12 | 2020-09-02 | 富士通株式会社 | ストレージ管理装置及びストレージ管理プログラム |
US9923760B2 (en) | 2015-04-06 | 2018-03-20 | Nicira, Inc. | Reduction of churn in a network control system |
CN104898435B (zh) * | 2015-04-13 | 2019-01-15 | 惠州Tcl移动通信有限公司 | 家庭服务系统及其故障处理方法、家电设备、服务器 |
US10133643B2 (en) * | 2015-05-05 | 2018-11-20 | International Business Machines Corporation | Resynchronizing to a first storage system after a failover to a second storage system mirroring the first storage system |
US10423588B2 (en) * | 2015-08-25 | 2019-09-24 | International Business Machines Corporation | Orchestrated disaster recovery |
US9836367B2 (en) * | 2015-08-28 | 2017-12-05 | Netapp, Inc. | Trust relationship migration for data mirroring |
US10204122B2 (en) | 2015-09-30 | 2019-02-12 | Nicira, Inc. | Implementing an interface between tuple and message-driven control entities |
US9692815B2 (en) | 2015-11-12 | 2017-06-27 | Mx Technologies, Inc. | Distributed, decentralized data aggregation |
CN105335255B (zh) * | 2015-12-10 | 2018-07-20 | 上海数腾软件科技股份有限公司 | 实现业务快速恢复的系统和方法 |
US9891849B2 (en) | 2016-04-14 | 2018-02-13 | International Business Machines Corporation | Accelerated recovery in data replication environments |
US11019167B2 (en) | 2016-04-29 | 2021-05-25 | Nicira, Inc. | Management of update queues for network controller |
US9946617B2 (en) | 2016-06-06 | 2018-04-17 | International Business Machines Corporation | Optimized recovery in data replication environments |
US10083099B2 (en) * | 2016-06-20 | 2018-09-25 | International Business Machines Corporation | After swapping from a first storage to a second storage, mirroring data from the second storage to the first storage for data in the first storage that experienced data errors |
US10078566B2 (en) * | 2016-06-20 | 2018-09-18 | International Business Machines Corporation | Managing health conditions to determine when to restart replication after a swap triggered by a storage health event |
US10437730B2 (en) | 2016-08-22 | 2019-10-08 | International Business Machines Corporation | Read cache synchronization in data replication environments |
US10769040B2 (en) * | 2016-11-21 | 2020-09-08 | Sap Se | Logical equivalent replication with snapshot based fallback of database systems |
US10884884B2 (en) * | 2017-03-23 | 2021-01-05 | International Business Machines Corporation | Reversal of the direction of replication in a remote copy environment by tracking changes associated with a plurality of point in time copies |
US10540246B2 (en) | 2017-07-27 | 2020-01-21 | International Business Machines Corporation | Transfer track format information for tracks in cache at a first processor node to a second process node to which the first processor node is failing over |
US10572355B2 (en) * | 2017-07-27 | 2020-02-25 | International Business Machines Corporation | Transfer track format information for tracks in cache at a primary storage system to a secondary storage system to which tracks are mirrored to use after a failover or failback |
US10579296B2 (en) | 2017-08-01 | 2020-03-03 | International Business Machines Corporation | Providing track format information when mirroring updated tracks from a primary storage system to a secondary storage system |
US10684788B1 (en) * | 2017-12-15 | 2020-06-16 | Veritas Technologies, LLC | Data consistency during reverse replication |
US10579285B2 (en) | 2018-02-07 | 2020-03-03 | International Business Machines Corporation | Automatic data healing by I/O |
US10585767B2 (en) | 2018-02-07 | 2020-03-10 | International Business Machines Corporation | Automatic data healing using a storage controller |
EP3785135A4 (en) * | 2018-05-02 | 2022-01-26 | Commvault Systems, Inc. | CUSTOMER-MANAGED DATA BACKUP PROCESS IN AN ENTERPRISE INFORMATION MANAGEMENT SYSTEM |
US11249863B2 (en) | 2018-05-02 | 2022-02-15 | Commvault Systems, Inc. | Backup-based media agent configuration |
US10673943B2 (en) | 2018-05-02 | 2020-06-02 | Commvault Systems, Inc. | Network storage backup using distributed media agents |
US10628267B2 (en) | 2018-05-02 | 2020-04-21 | Commvault Systems, Inc. | Client managed data backup process within an enterprise information management system |
US11321183B2 (en) | 2018-05-02 | 2022-05-03 | Commvault Systems, Inc. | Multi-tiered backup indexing |
US10942807B2 (en) | 2018-06-12 | 2021-03-09 | Weka.IO Ltd. | Storage system spanning multiple failure domains |
CN110321322B (zh) * | 2019-07-02 | 2023-07-14 | 深信服科技股份有限公司 | 数据重建方法、装置、设备及计算机可读存储介质 |
US11263173B2 (en) | 2019-07-30 | 2022-03-01 | Commvault Systems, Inc. | Transaction log index generation in an enterprise backup system |
US11334455B2 (en) * | 2019-09-28 | 2022-05-17 | Atlassian Pty Ltd. | Systems and methods for repairing a data store of a mirror node |
Family Cites Families (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0724223B1 (en) | 1995-01-24 | 2001-07-25 | Compaq Computer Corporation | Remote duplicate database facility with database replication support for online line DDL operations |
US5852715A (en) * | 1996-03-19 | 1998-12-22 | Emc Corporation | System for currently updating database by one host and reading the database by different host for the purpose of implementing decision support functions |
US5901327A (en) * | 1996-05-28 | 1999-05-04 | Emc Corporation | Bundling of write data from channel commands in a command chain for transmission over a data link between data storage systems for remote data mirroring |
US6131148A (en) * | 1998-01-26 | 2000-10-10 | International Business Machines Corporation | Snapshot copy of a secondary volume of a PPRC pair |
US6446175B1 (en) * | 1999-07-28 | 2002-09-03 | Storage Technology Corporation | Storing and retrieving data on tape backup system located at remote storage system site |
US6912629B1 (en) * | 1999-07-28 | 2005-06-28 | Storage Technology Corporation | System and method for restoring data from secondary volume to primary volume in a data storage system |
US6499112B1 (en) * | 2000-03-28 | 2002-12-24 | Storage Technology Corporation | Automatic stand alone recovery for peer to peer remote copy (PPRC) operations |
US6694447B1 (en) * | 2000-09-29 | 2004-02-17 | Sun Microsystems, Inc. | Apparatus and method for increasing application availability during a disaster fail-back |
US6654912B1 (en) * | 2000-10-04 | 2003-11-25 | Network Appliance, Inc. | Recovery of file system data in file servers mirrored file system volumes |
US6941490B2 (en) * | 2000-12-21 | 2005-09-06 | Emc Corporation | Dual channel restoration of data between primary and backup servers |
US6871271B2 (en) * | 2000-12-21 | 2005-03-22 | Emc Corporation | Incrementally restoring a mass storage device to a prior state |
WO2002065249A2 (en) * | 2001-02-13 | 2002-08-22 | Candera, Inc. | Storage virtualization and storage management to provide higher level storage services |
US6728736B2 (en) * | 2001-03-14 | 2004-04-27 | Storage Technology Corporation | System and method for synchronizing a data copy using an accumulation remote copy trio |
US6742138B1 (en) * | 2001-06-12 | 2004-05-25 | Emc Corporation | Data recovery method and apparatus |
WO2003050683A1 (fr) * | 2001-08-31 | 2003-06-19 | Legend (Beijing) Limited | Procede de sauvegarde et de recuperation de donnees sur le disque dur d'un ordinateur |
US6948089B2 (en) * | 2002-01-10 | 2005-09-20 | Hitachi, Ltd. | Apparatus and method for multiple generation remote backup and fast restore |
US7134044B2 (en) * | 2002-08-16 | 2006-11-07 | International Business Machines Corporation | Method, system, and program for providing a mirror copy of data |
US6730883B2 (en) * | 2002-10-02 | 2004-05-04 | Stratagene | Flexible heating cover assembly for thermal cycling of samples of biological material |
JP2005062928A (ja) * | 2003-08-11 | 2005-03-10 | Hitachi Ltd | 複数のサイトにリモートコピーを行うシステム |
US7188272B2 (en) * | 2003-09-29 | 2007-03-06 | International Business Machines Corporation | Method, system and article of manufacture for recovery from a failure in a cascading PPRC system |
US7278049B2 (en) * | 2003-09-29 | 2007-10-02 | International Business Machines Corporation | Method, system, and program for recovery from a failure in an asynchronous data copying system |
JP4282464B2 (ja) * | 2003-12-17 | 2009-06-24 | 株式会社日立製作所 | リモートコピーシステム |
JP2005196683A (ja) * | 2004-01-09 | 2005-07-21 | Hitachi Ltd | 情報処理システム、情報処理装置、及び情報処理システムの制御方法 |
US7457830B1 (en) * | 2004-02-27 | 2008-11-25 | Symantec Operating Corporation | Method and system of replicating data using a recovery data change log |
JP2005309793A (ja) * | 2004-04-22 | 2005-11-04 | Hitachi Ltd | データ処理システム |
US7461100B2 (en) * | 2004-05-27 | 2008-12-02 | International Business Machines Corporation | Method for fast reverse restore |
US7707372B1 (en) * | 2004-06-30 | 2010-04-27 | Symantec Operating Corporation | Updating a change track map based on a mirror recovery map |
JP4401895B2 (ja) * | 2004-08-09 | 2010-01-20 | 株式会社日立製作所 | 計算機システム、計算機及びそのプログラム。 |
US7360113B2 (en) * | 2004-08-30 | 2008-04-15 | Mendocino Software, Inc. | Protocol for communicating data block copies in an error recovery environment |
US7664983B2 (en) * | 2004-08-30 | 2010-02-16 | Symantec Corporation | Systems and methods for event driven recovery management |
JP2006099440A (ja) * | 2004-09-29 | 2006-04-13 | Hitachi Ltd | リモートコピーシステム |
US7519851B2 (en) * | 2005-02-08 | 2009-04-14 | Hitachi, Ltd. | Apparatus for replicating volumes between heterogenous storage systems |
US7672979B1 (en) * | 2005-04-22 | 2010-03-02 | Symantec Operating Corporation | Backup and restore techniques using inconsistent state indicators |
US7627775B2 (en) * | 2005-12-13 | 2009-12-01 | International Business Machines Corporation | Managing failures in mirrored systems |
US7603581B2 (en) * | 2006-03-17 | 2009-10-13 | International Business Machines Corporation | Remote copying of updates to primary and secondary storage locations subject to a copy relationship |
US7613749B2 (en) * | 2006-04-12 | 2009-11-03 | International Business Machines Corporation | System and method for application fault tolerance and recovery using topologically remotely located computing devices |
US7627729B2 (en) * | 2006-09-07 | 2009-12-01 | International Business Machines Corporation | Apparatus, system, and method for an improved synchronous mirror swap |
-
2007
- 2007-01-12 US US11/622,996 patent/US7793148B2/en active Active
-
2008
- 2008-01-03 CN CN2008800018775A patent/CN101578586B/zh active Active
- 2008-01-03 EP EP08707825.9A patent/EP2118750B1/en active Active
- 2008-01-03 JP JP2009545159A patent/JP5182824B2/ja active Active
- 2008-01-03 KR KR1020097012277A patent/KR101054962B1/ko not_active IP Right Cessation
- 2008-01-03 WO PCT/EP2008/050032 patent/WO2008084007A1/en active Application Filing
-
2010
- 2010-04-12 US US12/758,718 patent/US8060779B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20080172572A1 (en) | 2008-07-17 |
US20100192008A1 (en) | 2010-07-29 |
US7793148B2 (en) | 2010-09-07 |
CN101578586B (zh) | 2012-12-12 |
KR20090099529A (ko) | 2009-09-22 |
KR101054962B1 (ko) | 2011-08-05 |
WO2008084007A1 (en) | 2008-07-17 |
US8060779B2 (en) | 2011-11-15 |
CN101578586A (zh) | 2009-11-11 |
JP2010515987A (ja) | 2010-05-13 |
EP2118750B1 (en) | 2016-03-16 |
EP2118750A1 (en) | 2009-11-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5182824B2 (ja) | 1次サイトと2次サイトとの間でデータを同期化するための方法、システム、及びコンピュータ・プログラム | |
US10146472B2 (en) | Tertiary storage unit management in bidirectional data copying | |
JP3655963B2 (ja) | 記憶制御装置、それを含むデータ記憶システムおよび二重ペア抑止方法 | |
US8055865B2 (en) | Managing write requests to data sets in a primary volume subject to being copied to a secondary volume | |
EP2078254B1 (en) | Apparatus, system, and method for an improved synchronous data mirror swap | |
US7877628B2 (en) | Mirroring data between primary and secondary sites | |
US7673173B2 (en) | System and program for transmitting input/output requests from a first controller to a second controller | |
JP4454342B2 (ja) | ストレージシステム及びストレージシステムの制御方法 | |
JP4939174B2 (ja) | ミラーリングされたシステム内の障害を管理するための方法 | |
JP5396166B2 (ja) | 異種レプリケーションエンジンを用いた整合性グループの管理 | |
US7822892B2 (en) | Managing the copying of writes from primary storages to secondary storages across different networks | |
US8214685B2 (en) | Recovering from a backup copy of data in a multi-site storage system | |
US20090070528A1 (en) | Apparatus, system, and method for incremental resynchronization in a data storage system | |
JPH07239799A (ja) | 遠隔データ・シャドーイングを提供する方法および遠隔データ二重化システム | |
US7904682B2 (en) | Copying writes from primary storages to secondary storages across different networks | |
US11042451B2 (en) | Restoring data lost from battery-backed cache | |
Chang | A survey of data protection technologies |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20100824 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120110 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120404 |
|
RD12 | Notification of acceptance of power of sub attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7432 Effective date: 20120404 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20120405 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20121106 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20121109 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20121218 |
|
RD14 | Notification of resignation of power of sub attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7434 Effective date: 20121218 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130109 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5182824 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20160125 Year of fee payment: 3 |