CN107135662A - 一种差异数据备份方法、存储系统和差异数据备份装置 - Google Patents
一种差异数据备份方法、存储系统和差异数据备份装置 Download PDFInfo
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- CN107135662A CN107135662A CN201580003189.2A CN201580003189A CN107135662A CN 107135662 A CN107135662 A CN 107135662A CN 201580003189 A CN201580003189 A CN 201580003189A CN 107135662 A CN107135662 A CN 107135662A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/06—Addressing a physical block of locations, e.g. base addressing, module addressing, memory dedication
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Abstract
差异数据备份方法、存储系统和差异数据备份装置。其中,在差异数据备份方法中,根据一个备份周期内的日志记录修改位图。当备份周期达到时,根据修改后的差异位图获得差异数据,备份所述差异数据。可以快速地找到差异数据,提供了备份效率。
Description
PCT国内申请,说明书已公开。
Claims (12)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
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PCT/CN2015/099213 WO2017113059A1 (zh) | 2015-12-28 | 2015-12-28 | 一种差异数据备份方法、存储系统和差异数据备份装置 |
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CN107135662A true CN107135662A (zh) | 2017-09-05 |
CN107135662B CN107135662B (zh) | 2020-01-03 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115292094A (zh) * | 2022-08-10 | 2022-11-04 | 广州鼎甲计算机科技有限公司 | 数据恢复处理方法、装置、设备、存储介质和程序产品 |
CN115328704A (zh) * | 2022-09-06 | 2022-11-11 | 安徽鼎甲计算机科技有限公司 | 文件备份方法、文件恢复方法、装置、设备和存储介质 |
CN115904885A (zh) * | 2023-03-10 | 2023-04-04 | 浪潮电子信息产业股份有限公司 | 日志管理方法、装置、电子设备及计算机可读存储介质 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109614055B (zh) * | 2018-12-21 | 2022-11-04 | 杭州宏杉科技股份有限公司 | 快照创建方法、装置、电子设备及机器可读存储介质 |
CN110647531A (zh) * | 2019-08-15 | 2020-01-03 | 中国平安财产保险股份有限公司 | 数据同步方法、装置、设备及计算机可读存储介质 |
CN114442944B (zh) * | 2022-01-05 | 2024-02-27 | 杭州宏杉科技股份有限公司 | 一种数据复制方法、系统及设备 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070083722A1 (en) * | 2005-10-06 | 2007-04-12 | Acronis, Inc. | Fast incremental backup method and system |
US7831789B1 (en) * | 2005-10-06 | 2010-11-09 | Acronis Inc. | Method and system for fast incremental backup using comparison of descriptors |
CN103019888A (zh) * | 2012-12-21 | 2013-04-03 | 华为技术有限公司 | 备份方法与装置 |
CN103049353A (zh) * | 2012-12-21 | 2013-04-17 | 华为技术有限公司 | 一种数据备份方法及相关装置 |
CN104506619A (zh) * | 2014-12-22 | 2015-04-08 | 华为技术有限公司 | 一种数据备份、恢复方法及其装置、服务器 |
US9021222B1 (en) * | 2012-03-28 | 2015-04-28 | Lenovoemc Limited | Managing incremental cache backup and restore |
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2015
- 2015-12-28 CN CN201580003189.2A patent/CN107135662B/zh active Active
- 2015-12-28 WO PCT/CN2015/099213 patent/WO2017113059A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070083722A1 (en) * | 2005-10-06 | 2007-04-12 | Acronis, Inc. | Fast incremental backup method and system |
US7831789B1 (en) * | 2005-10-06 | 2010-11-09 | Acronis Inc. | Method and system for fast incremental backup using comparison of descriptors |
US9021222B1 (en) * | 2012-03-28 | 2015-04-28 | Lenovoemc Limited | Managing incremental cache backup and restore |
CN103019888A (zh) * | 2012-12-21 | 2013-04-03 | 华为技术有限公司 | 备份方法与装置 |
CN103049353A (zh) * | 2012-12-21 | 2013-04-17 | 华为技术有限公司 | 一种数据备份方法及相关装置 |
CN104506619A (zh) * | 2014-12-22 | 2015-04-08 | 华为技术有限公司 | 一种数据备份、恢复方法及其装置、服务器 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115292094A (zh) * | 2022-08-10 | 2022-11-04 | 广州鼎甲计算机科技有限公司 | 数据恢复处理方法、装置、设备、存储介质和程序产品 |
CN115292094B (zh) * | 2022-08-10 | 2023-11-14 | 广州鼎甲计算机科技有限公司 | 数据恢复处理方法、装置、设备、存储介质和程序产品 |
CN115328704A (zh) * | 2022-09-06 | 2022-11-11 | 安徽鼎甲计算机科技有限公司 | 文件备份方法、文件恢复方法、装置、设备和存储介质 |
CN115904885A (zh) * | 2023-03-10 | 2023-04-04 | 浪潮电子信息产业股份有限公司 | 日志管理方法、装置、电子设备及计算机可读存储介质 |
CN115904885B (zh) * | 2023-03-10 | 2023-05-09 | 浪潮电子信息产业股份有限公司 | 日志管理方法、装置、电子设备及计算机可读存储介质 |
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WO2017113059A1 (zh) | 2017-07-06 |
CN107135662B (zh) | 2020-01-03 |
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