CN101094154A - System in multiple industrial control modes for protecting backed data at other location, and protection method - Google Patents
System in multiple industrial control modes for protecting backed data at other location, and protection method Download PDFInfo
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Abstract
The system comprises: local data unit, intermediate transmission unit and remote end disaster recovery unit. It features the following: said system uses a multi main control mode; said local data unit and remote end disaster tolerance unit can independently backup; there are front-end processors respectively mounted on the connection points between intermediate transmission unit, said local data unit and remote end disaster recovery unit in order to shield the third party network devices.
Description
Technical field
What the present invention relates to is a kind of data backup system and method, particularly be a kind of data backup allopatric protection system of many master mode, and locality, allopatric protection method by its realization.
Background technology
The disaster tolerance system of international standard SHARE78 definition has seven levels: from the simplest tape backup that only carries out in this locality, to will the backup tape storage in the strange land, again to carrying out long-range remote backup by network, be to set up the disaster tolerance system that application system is switched in real time at last, recovery time also can be from several days to hour to minute, second or 0 loss of data etc.The user determines corresponding disaster tolerance grade according to the importance of data and the overall input of system.
Consider and implement low-cost, aspect reason such as easy to maintenance, taking the long-distance data backup technology is a reasonable Disaster Tolerant Scheme of guaranteeing data security property.Because the focus of Information Security disaster tolerance is data, be to guarantee after disaster takes place that the original user data can not lose or be destroyed, therefore the Information Security disaster tolerance can utilize memory device and remote backup management software to realize the remote backup of data, after disaster takes place, purchase and install the redundant hardware platform by predetermined data recovery procedures, recovery system and data, thus reach the effect of disaster tolerance.
Prior art adopts single control mode usually, that is to say and have only the master data center that main control end is arranged, main control end is from database, extract in the file system and need backed up data, then by the backup center of Network Transmission to far-end, and write in the memory device of far-end backup center, but owing to adopt single control mode, the backup file that causes each backup tasks to form all needs transmission primaries, and be to transmit by wide area network, carry out according to ICP/IP protocol, need add control information during each transfer of data, therefore additional datas such as checking data are along with the continuous increase of backup tasks, backup window is corresponding can be increased, to corresponding can the increasing that require of bandwidth; Moreover, for single control mode, it does not have independently running ability, that is to say not independently data backup ability of remote data center, can not provide backup protection for the data of remote data center; Backup efficient is low, and this is because of backup window is big, the reason that bandwidth demand is high; The pattern of recovering: when disaster takes place, must increase equipment, refitting operating system, backup software, ability restore data; Can not be equipped with mutually: the remote backup center does not have independent master control, can not carry out remote backup for the data from data center; And can have problems with the compatibility of third party's network equipment.
For addressing the above problem, creator of the present invention is through research and test obtain this creation finally for a long time.
Summary of the invention
The objective of the invention is to, a kind of data backup allopatric protection system and guard method of many master mode are provided, in order to overcome above-mentioned defective.
For achieving the above object, the technical solution used in the present invention is, a kind of data backup allopatric protection system of many master mode at first is provided, it comprises: local data unit, and intermediate conveyor unit and far-end disaster tolerance unit, native system is many master mode, described local data unit and far-end disaster tolerance unit can both independently back up, described intermediate conveyor unit and described local data unit and far-end disaster tolerance unit, the junction is respectively equipped with front end processor, in order to the shielding third party network equipment;
Preferable, described local data unit, it comprises:
At least one data source is the object of disaster-tolerant backup as pre-Backup Data;
At least one backup agent memory device to the data in its described data source back up, recovery operation, it is connected with described data source;
Local memory device will carry out backed up data in order to store;
It finishes data mover data is moved to the work of local memory device from the backup agent memory device, and it is connected with described backup agent memory device;
It manages task manager backup tasks, is responsible for carrying out the distribution and the traffic control of task, and it links to each other with described backup agent memory device and data mover respectively;
Preferable, described far-end disaster tolerance unit, it comprises:
At least two remote storage device are in order to storing backed up data,
It finishes the work of data being moved to remote storage device data mover, and it is connected with described memory device;
It manages task manager backup tasks, is responsible for carrying out the distribution and the traffic control of task, and it links to each other with described remote storage device and data mover respectively;
Preferable, described intermediate conveyor unit, it comprises:
The remote backup client need be carried out the data of remote backup in order to collect client;
Task and the authority of remote backup service end in order to be provided with, to manage remote backup;
Two front end processors link to each other with the remote backup client with described remote backup service end respectively, described two front end processors link together by a wide area network, described remote backup service end links to each other with a buffer storage, and described remote backup client links to each other with another buffer storage;
Wherein said two buffer storage link to each other with described local data unit and far-end disaster tolerance unit respectively;
Preferable, described data source, local memory device and remote storage device be disk array, tape library or VTL one of them;
Next provides a kind of local backpu protecting method of many master mode, and it is that data backup allopatric protection system by above-mentioned many master mode realizes that it can independently be implemented in local data unit and far-end disaster tolerance unit, and it step that comprises has:
Initiate assignment instructions by task manager;
From corresponding data source, extract and need backed up data;
Data mover writes local memory device/remote storage device with above-mentioned data;
Preferable, described backed up data is for having the data of file format from file server, or from the data of database server;
A kind of data backup allopatric protection method of many master mode is provided at last, and it is that data backup allopatric protection system by above-mentioned many master mode realizes that it step that comprises has:
Step a: local backup step;
Step a1: initiate assignment instructions by task manager;
Step a2: each backup agent memory extracts from corresponding data source needs backed up data;
Step b: remote backup step
Step b1: when triggering the remote backup task, will need backed up data to write local cache memories by the data mover of this locality;
Step b2: described packing data is formed a file;
Step b3: the remote backup client sends a message to the remote backup service end;
Step b4: described remote backup service end is transmitted by wide area network through confirming the back data, is received by the remote backup service end;
Step b5: described remote backup service end is preserved data earlier in the far-end buffer storage, to Data Transfer Done;
Step b6: task manager is initiated assignment instructions, file is rewritten from the far-end buffer storage by the data mover of far-end;
Step b7: data are write in the remote storage device by the remote data transference apparatus;
Step b8: the disaster-tolerant backup task of finishing teledata.
Preferable, in step a local backup step, also comprise step a3: data mover writes local memory device with above-mentioned data.
Beneficial effect of the present invention compared with the prior art is, the present invention is many master mode, the structure that the front end processor shielding is arranged, can independently carry out the work of data backup, be not subjected to factor affecting such as network linking, no matter in local data unit still is the backup that far-end disaster tolerance unit can both independently carry out data in self network, guarantee the safety of local data, and many master mode can all break into a bag with the file that a plurality of backup tasks form, reduce control information, additional datas such as checking data, thus backup window reduced, conserve bandwidth, main simultaneously, independent master control is all arranged from both sides, can carry out mutual back-up job; Front end processor is set, can shields third party's network equipment, be readily solved with the compatibility issue of third party's network equipment.
Description of drawings
Fig. 1 is the structure diagram of the data backup allopatric protection system of the many master mode of the present invention;
Fig. 2 is the flow chart of the data backup local protection method of the many master mode of the present invention;
Fig. 3 is the flow chart of the data backup allopatric protection method of the many master mode of the present invention.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the present invention is above-mentioned.
See also shown in Figure 1, it is the structure diagram of the data backup allopatric protection system of the many master mode of the present invention, native system is many master mode, it comprises: local data unit 1, intermediate conveyor unit 2 and far-end disaster tolerance unit 3, described local data unit 1 can both independently back up with far-end disaster tolerance unit 3, described intermediate conveyor unit 2 is in order to connect described local data unit 1 and far-end disaster tolerance unit 3, wherein, described local data unit 1, it comprises: at least one data source 11 is the object of disaster-tolerant backup as pre-Backup Data; Described data source 11 is a memory device, as disk array, tape library or VTL one of them, described pre-Backup Data is the data that have file format from file server, or from the data of database server; At least one backup agent memory device 12 to the data in its described data source 11 back up, recovery operation, it is connected with described data source 11; Local memory device 15 will carry out backed up data in order to store; It finishes data mover 14 data is moved to the work of local memory device 15 from backup agent memory device 12, and it is connected with described backup agent memory device 12; The control centre of task manager 13 for operating, it manages backup tasks, is responsible for carrying out the distribution and the traffic control of task, and it links to each other with described backup agent memory device 12 and data mover 14 respectively.
Described far-end disaster tolerance unit 3, it comprises: at least two remote storage device 33 are in order to store backed up data, when carry out far-end disaster tolerance unit 3 when oneself backing up then above-mentioned some remote storage establish 33 be equipped with one of them or several as data source, and one or several of remaining remote storage device 33 is as backup of memory; It finishes the work of data being moved to remote storage device 33 data mover 32, and it is connected with described two remote storage device 33 at least; Task manager 31 is the control centre of far-end disaster tolerance unit 3, and it manages backup tasks, is responsible for carrying out the distribution and the traffic control of task, and it is established 33 with described remote storage respectively and is equipped with and data mover 32 links to each other.
Described intermediate conveyor unit 2, it comprises: remote backup client 21 need be carried out the data of remote backup in order to collect client; Task and the authority of remote backup service end 25 in order to be provided with, to manage remote backup; Two front end processors 22,24 link to each other with remote backup client 21 with described remote backup service end 25 respectively, described two front end processors 22,24 link together by a wide area IP network 23, in order to the shielding third party network equipment, reach the data backup purpose of safety, described remote backup service end 25 links to each other with a buffer storage 27, described remote backup client 21 links to each other with another buffer storage 26, thereby realize cushioning effect to Backup Data, wherein said buffer storage 26 links to each other with the data mover 14 of described local data unit 1, the data that described data mover 14 will be stored in the local memory device 15 of described local data unit 1 are placed in the described buffer storage 26, carry out transfer of data for described intermediate conveyor unit 2; Described buffer storage 27 links to each other with the data mover 32 of described far-end disaster tolerance unit 3, and the data that described data mover 32 will be stored in the buffer storage 27 of described intermediate conveyor unit 2 are placed in the described remote storage device 33.
See also shown in Figure 2; it is the flow chart of the data backup local protection method of the many master mode of the present invention; it is one of characteristics of the data backup allopatric protection system of the many master mode of the present invention; it can both independently back up with far-end disaster tolerance unit 3 for described local data unit 1, and its step of carrying out is as follows:
Step a1: initiate assignment instructions by task manager (13 or 31);
Step a2: extracting from corresponding memory device (11 or 33) needs backed up data;
Step a3: data mover (14 or 32) writes local memory device 15/ remote storage device 33 with above-mentioned data.
Please in conjunction with shown in Figure 1, for the independent backup of described local data unit 1, task manager described in the above-mentioned steps a1, memory device among the step a2, data mover among the step a3 is task manager 13, data source 11 and the data mover 14 of described local data unit 1, and final backup data store is in described local memory device 15; For the independent backup of described far-end disaster tolerance unit 3, task manager described in the above-mentioned steps a1, memory device among the step a2, data mover among the step a3 is task manager 31, at least one remote storage device 33 and the data mover 32 of described far-end disaster tolerance unit 3, and final backup data store is in removing other remaining remote storage device 33 of said distal ends memory device.
See also shown in Figure 3ly, it is the flow chart of the data backup allopatric protection method of the many master mode of the present invention, and it is that data backup allopatric protection system by above-mentioned many master mode realizes that it step that comprises is as follows:
Step a: local backup step;
Step a1: initiate assignment instructions by task manager 13;
Step a2: extracting from corresponding data source 11 needs backed up data;
Step a3: data mover 14 writes local memory device 15 with above-mentioned data;
Step b: remote backup step
Step b1: when triggering the remote backup task, will need backed up data to write local cache memories 26 by the data mover 14 of this locality;
Step b2: described packing data is formed a file;
Step b3: remote backup client 21 sends a message to remote backup service end 25;
Step b4: described remote backup service end 25 is through confirming that the back data by wide area network 23 transmission, are received by remote backup service end 25;
Step b5: described remote backup service end 25 is preserved data earlier in far-end buffer storage 27, to Data Transfer Done;
Step b6: task manager 31 is initiated assignment instructions, file is rewritten from far-end buffer storage 27 by the data mover 32 of far-end;
Step b7: data are write in the remote storage device 33 by remote data transference apparatus 32;
Step b8: the disaster-tolerant backup task of finishing teledata.
Above-mentioned steps a3: main purpose is when carrying out the far-end backup, for native client backs up, to satisfy follow-up needs.
Back up to local data unit if carry out far-end disaster tolerance unit, then carry out both passablely conversely, just do not giving unnecessary details here.
Main feature of the present invention in summary is, adopt many master mode, front end processor 22 is arranged, the structure of 24 shieldings, many master mode can independently be carried out the work of data backup, be not subjected to factor affecting such as network linking, no matter in local data unit still is the backup that far-end disaster tolerance unit can both independently carry out data in self network, guarantee the safety of local data, and many master mode can all break into a bag with the file that a plurality of backup tasks form, reduce control information, additional datas such as checking data, thereby reduce backup window, conserve bandwidth, main simultaneously, independent master control is all arranged from both sides, the work that can back up mutually, front end processor 22 is set, 25, can shield third party's network equipment, be readily solved with the compatibility issue of third party's network equipment.
The above only is preferred embodiment of the present invention, only is illustrative for the purpose of the present invention, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes to it in the spirit and scope that claim of the present invention limited, revise, even equivalence, but all will fall within the scope of protection of the present invention.
Claims (9)
1, a kind of data backup allopatric protection system of many master mode; it comprises: local data unit; intermediate conveyor unit and far-end disaster tolerance unit; it is characterized in that; native system is many master mode, and described local data unit and far-end disaster tolerance unit can both independently back up, described intermediate conveyor unit and described local data unit and far-end disaster tolerance unit; the junction is respectively equipped with front end processor, in order to the shielding third party network equipment.
2, the data backup allopatric protection system of many master mode according to claim 1 is characterized in that, described local data unit, and it comprises:
At least one data source is in order to store pre-Backup Data, and it is the object of disaster-tolerant backup;
At least one backup agent memory device to the data in its described data source back up, recovery operation, it is connected with described data source;
Local memory device will carry out backed up data in order to store;
It finishes data mover data is moved to the work of local memory device from the backup agent memory device, and it is connected with described backup agent memory device;
It manages task manager backup tasks, is responsible for carrying out the distribution and the traffic control of task, and it links to each other with described backup agent memory device and data mover respectively.
3, the data backup allopatric protection system of many master mode according to claim 1 is characterized in that, described far-end disaster tolerance unit, and it comprises:
At least two remote storage device are in order to storing backed up data,
It finishes the work of data being moved to remote storage device data mover, and it is connected with described memory device;
It manages task manager backup tasks, is responsible for carrying out the distribution and the traffic control of task, and it links to each other with described remote storage device and data mover respectively.
4, the data backup allopatric protection system of many master mode according to claim 1 is characterized in that, described intermediate conveyor unit, and it comprises:
The remote backup client need be carried out the data of remote backup in order to collect client;
Task and the authority of remote backup service end in order to be provided with, to manage remote backup;
Two front end processors link to each other with the remote backup client with described remote backup service end respectively, described two front end processors link together by a wide area network, described remote backup service end links to each other with a buffer storage, and described remote backup client links to each other with another buffer storage;
Wherein said two buffer storage link to each other with described local data unit and far-end disaster tolerance unit respectively.
5, according to the data backup allopatric protection system of claim 2 or 3 described many master mode, it is characterized in that, described data source, local memory device and remote storage device be disk array, tape library or VTL one of them.
6, a kind of local backpu protecting method of many master mode, it is that data backup allopatric protection system by above-mentioned many master mode realizes that it can independently be implemented in local data unit and far-end disaster tolerance unit, it is characterized in that it step that comprises has:
Initiate assignment instructions by task manager;
From corresponding memory device, extract and need backed up data;
Data mover writes local memory device/remote storage device with above-mentioned data.
7, the data backup local protection method of many master mode according to claim 5 is characterized in that,
Described backed up data is for having the data of file format from file server, or from the data of database server.
8, a kind of data backup allopatric protection method of many master mode, it is that data backup allopatric protection system by above-mentioned many master mode realizes, it is characterized in that it step that comprises has:
Step a: local backup step;
Step a1: initiate assignment instructions by task manager;
Step a2: each backup agent memory extracts from corresponding data source needs backed up data;
Step b: remote backup step
Step b1: when triggering the remote backup task, will need the backed up data write buffering memory by the data mover of this locality;
Step b2: described packing data is formed a file;
Step b3: the remote backup client sends a message to the remote backup service end;
Step b4: described remote backup service end is transmitted by wide area network through confirming the back data, is received by the remote backup service end;
Step b5: described remote backup service end is preserved data earlier in the far-end buffer storage, to Data Transfer Done;
Step b6: task manager is initiated assignment instructions, file is rewritten from the far-end buffer storage by the data mover of far-end;
Step b7: data are write in the remote storage device by the remote data transference apparatus;
Step b8: the disaster-tolerant backup task of finishing teledata.
9, the data backup allopatric protection method of many master mode according to claim 8 is characterized in that, in step a local backup step, also comprise step a3: data mover writes local memory device with above-mentioned data.
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| CN2007101180730A CN101094154B (en) | 2007-06-28 | 2007-06-28 | Multi-master data backup different place protection system and method |
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| CN101923498A (en) * | 2009-06-11 | 2010-12-22 | 升东网络科技发展(上海)有限公司 | Database full-volume automatic backup system and method |
| CN102236588A (en) * | 2010-04-23 | 2011-11-09 | 阿里巴巴集团控股有限公司 | Remote data backup method, equipment and system |
| CN103034564A (en) * | 2012-12-05 | 2013-04-10 | 华为技术有限公司 | Data disaster tolerance demonstration and practicing method and data disaster tolerance demonstration and practicing device and system |
| CN103347061A (en) * | 2013-06-21 | 2013-10-09 | 国家电网公司 | Different place electronic data recovery system based on intranet of enterprise |
| CN105022680A (en) * | 2015-08-05 | 2015-11-04 | 浪潮(北京)电子信息产业有限公司 | Data backup method and device |
| CN105912422A (en) * | 2016-04-05 | 2016-08-31 | 广州杰赛科技股份有限公司 | Data backup method, backup client and data backup system |
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| CN102236588A (en) * | 2010-04-23 | 2011-11-09 | 阿里巴巴集团控股有限公司 | Remote data backup method, equipment and system |
| CN103034564A (en) * | 2012-12-05 | 2013-04-10 | 华为技术有限公司 | Data disaster tolerance demonstration and practicing method and data disaster tolerance demonstration and practicing device and system |
| CN103034564B (en) * | 2012-12-05 | 2016-06-15 | 华为技术有限公司 | Data disaster tolerance drilling method, data disaster tolerance practice device and system |
| CN107247638A (en) * | 2012-12-25 | 2017-10-13 | 华为技术有限公司 | A kind of data back up method, device and system |
| CN107247638B (en) * | 2012-12-25 | 2020-12-15 | 华为技术有限公司 | Data backup method, device and system |
| CN103347061A (en) * | 2013-06-21 | 2013-10-09 | 国家电网公司 | Different place electronic data recovery system based on intranet of enterprise |
| CN103347061B (en) * | 2013-06-21 | 2016-01-20 | 国家电网公司 | Based on the strange land electronic data recovery system of corporate intranet |
| CN105022680A (en) * | 2015-08-05 | 2015-11-04 | 浪潮(北京)电子信息产业有限公司 | Data backup method and device |
| CN105912422A (en) * | 2016-04-05 | 2016-08-31 | 广州杰赛科技股份有限公司 | Data backup method, backup client and data backup system |
| CN107590030A (en) * | 2017-09-29 | 2018-01-16 | 郑州云海信息技术有限公司 | A kind of method, apparatus and system of data recording on tape backup |
| CN108459926A (en) * | 2018-02-26 | 2018-08-28 | 新华三技术有限公司 | Data remote backup method, apparatus and computer-readable medium |
| CN108459926B (en) * | 2018-02-26 | 2020-05-15 | 新华三技术有限公司 | Data remote backup method and device and computer readable medium |
| CN109391694A (en) * | 2018-10-26 | 2019-02-26 | 深圳壹账通智能科技有限公司 | Document transmission method and relevant device based on SFTP |
| CN109391694B (en) * | 2018-10-26 | 2022-07-26 | 深圳壹账通智能科技有限公司 | SFTP-based file transmission method and related equipment |
| CN109933463A (en) * | 2019-02-28 | 2019-06-25 | 苏州浪潮智能科技有限公司 | A kind of data back up method and system based on storage and backup system medium pool |
| CN111858184A (en) * | 2020-07-31 | 2020-10-30 | 深信服科技股份有限公司 | Disaster recovery system, disaster recovery method, storage medium and computing device |
| CN113961400A (en) * | 2021-12-21 | 2022-01-21 | 唐山启奥科技股份有限公司 | Blood disaster tolerance and emergency management system and method |
| CN113961400B (en) * | 2021-12-21 | 2022-03-08 | 唐山启奥科技股份有限公司 | Blood disaster tolerance and emergency management system and method |
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