CN109496401A - 一种业务接管方法、存储设备和业务接管装置 - Google Patents
一种业务接管方法、存储设备和业务接管装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- G—PHYSICS
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- 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
- G06F11/2023—Failover techniques
- G06F11/2033—Failover techniques switching over of hardware resources
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- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
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- G06F11/1629—Error detection by comparing the output of redundant processing systems
- G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components
- G06F11/1645—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components and the comparison itself uses redundant hardware
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- G06F11/165—Error detection by comparing the output of redundant processing systems with continued operation after detection of the error
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- 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
- G06F11/2023—Failover techniques
- G06F11/2025—Failover techniques using centralised failover control functionality
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- G06F11/2035—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 without idle spare hardware
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- H—ELECTRICITY
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- G06F11/2023—Failover techniques
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- G06F11/3024—Monitoring arrangements specially adapted to the computing system or computing system component being monitored where the computing system component is a central processing unit [CPU]
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- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3409—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment for performance assessment
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- G06F11/3466—Performance evaluation by tracing or monitoring
- G06F11/3485—Performance evaluation by tracing or monitoring for I/O devices
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Abstract
本实施例提供了业务接管方法、存储设备和业务接管装置。当存储系统中的两个存储设备之间发送通信故障时,两个存储设备分别获取自己的运行状态。运行状态反映的是存储设备的系统资源的当前利用情况。然后,各自根据运行状态确定延迟时长,延迟时长是存储设备向仲裁服务器发送仲裁请求之前等待的时长。两个存储设备分别在所述延迟时长之后,再向仲裁服务器发送仲裁请求以请求接管业务。有利于仲裁服务器选择出运行状态较好的存储设备来接管主机业务。
Description
PCT国内申请,说明书已公开。
Claims (15)
- PCT国内申请,权利要求书已公开。
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PCT/CN2015/098487 WO2017107110A1 (zh) | 2015-12-23 | 2015-12-23 | 一种业务接管方法、存储设备和业务接管装置 |
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CN109496401A true CN109496401A (zh) | 2019-03-19 |
CN109496401B CN109496401B (zh) | 2021-01-05 |
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US (3) | US10705930B2 (zh) |
EP (1) | EP3319258B1 (zh) |
CN (1) | CN109496401B (zh) |
WO (1) | WO2017107110A1 (zh) |
Cited By (1)
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CN110535714B (zh) | 2018-05-25 | 2023-04-18 | 华为技术有限公司 | 一种仲裁方法及相关装置 |
US11194682B2 (en) * | 2019-10-15 | 2021-12-07 | EMC IP Holding Company LLC | Connectivity-aware witness for active-active storage |
CN114520892B (zh) * | 2020-11-18 | 2023-04-07 | 华为技术有限公司 | 通信控制方法、装置及光网络单元 |
US11487635B2 (en) * | 2020-11-20 | 2022-11-01 | Netapp Inc. | Mediator assisted switchover between clusters |
US11556441B2 (en) * | 2021-04-16 | 2023-01-17 | EMC IP Holding Company LLC | Data storage cluster with quorum service protection |
US11740803B2 (en) * | 2021-10-22 | 2023-08-29 | EMC IP Holding Company, LLC | System and method for stretching storage protection configurations in a storage cluster |
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2018
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2020
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Also Published As
Publication number | Publication date |
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US20200250055A1 (en) | 2020-08-06 |
EP3319258A4 (en) | 2018-11-14 |
EP3319258A1 (en) | 2018-05-09 |
CN109496401B (zh) | 2021-01-05 |
EP3319258B1 (en) | 2019-11-27 |
WO2017107110A1 (zh) | 2017-06-29 |
US20220283914A1 (en) | 2022-09-08 |
US11347603B2 (en) | 2022-05-31 |
US20180143887A1 (en) | 2018-05-24 |
US10705930B2 (en) | 2020-07-07 |
US11740982B2 (en) | 2023-08-29 |
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