CN104407934A - SAP (Satellite Automation System) data backup method - Google Patents
SAP (Satellite Automation System) data backup method Download PDFInfo
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- CN104407934A CN104407934A CN201410614541.3A CN201410614541A CN104407934A CN 104407934 A CN104407934 A CN 104407934A CN 201410614541 A CN201410614541 A CN 201410614541A CN 104407934 A CN104407934 A CN 104407934A
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Abstract
The invention provides an SAP (Satellite Automation System) data backup method. The problem that the load of a server of an SAP system is increased when backup data amount is large is solved. The method is on the basis of the following system, wherein the system comprises an SAP server, an SAP storage server, a plurality of SAP secondary data servers and a plurality of SAP terminals, wherein the SAP storage server is connected with the SAP server and is used for connecting with a database server through a first interface and finishing the storage and extraction of data between the SAP storage server and the database server; the SAP secondary data servers are connected with the SAP server, the SAP storage server and the SAP terminals and are used for temporarily storing the data from the SAP terminals or the SAP server and encrypting and compressing/decompressing the data; the SAP terminals are connected with the SAP server, the SAP storage server and the SAP secondary data servers and is used for finishing an SAP service by a user and transmitting a data backup request. By the method provided by the invention, the burden of the server under the condition that the subsequent task amount is large in the system is relieved, the efficiency of SAP data backup is improved, and the reliability of the SAP system is enhanced.
Description
Technical field
The present invention relates to database purchase field, more specifically, relate to a kind of SAP data back up method.
Background technology
In recent years, SAP system is widely used due to its science in business administration and effective characteristic.It usually relates to storage, processes some important affairs, is in more and more consequence in the routine work of enterprise.
The major issue that the computer user of current many SAP systems faces is exactly damage due to operating system or hard drive the computer data brought to lose.Strengthen and have very important significance to the protection of user data, therefore, effective hard disc data backup and recovery also become the focus that computer user pays close attention to.
The data of computing machine are stored on the storage medium of computing machine.Modifying to data is cover former data with new data on a storage medium, like this, if there is no special means, former data be cannot be resumed but all need can extensive restored data for a lot of application in reality.Such as, PC user performs some operation and causes system crash, at this time just need to recover to perform the original system data before these operations, usually realizing date restoring is the method adopting schedule backup, namely regularly back up data on backup storage medium, if need to recover, again data are imported former storage medium from backup storage medium.The shortcoming of this method is, when no matter carrying out data backup or carry out date restoring, no matter whether data change, and carry out back up or restore without exception, causes the waste of backup storage medium on the one hand, takies the processing power of system on the other hand.
For guaranteeing the high availability of SAP storage system, often carrying out redundant configuration to the key modules in system, making when this module cisco unity malfunction time, corresponding redundant module can be taken over its work and continue to provide application service.Usually, the module normally worked is called primary (Active) module, redundant module is called (Standby) for subsequent use module, obviously these two titles are the using states based on module, when primary module breaks down, business processing is switched to original spare module, and namely now namely spare module upgrades to primary module, primary module is originally then out of service or be downgraded to spare module, the process such as to repair or replace.
When needing the data volume of above-mentioned process larger, the server load of SAP system increases, often cause the own resource that some storage time, section server took too much, slack-off to the response speed of other business, have impact on work efficiency and the experience of SAP user.
Summary of the invention
Technical matters to be solved by this invention is: when user a considerable amount of in SAP system (SAP terminating machine) almost carries out data backup in same time section, how to guarantee that SAP server is under the prerequisite of the response efficiency of the every business of SAP system, reducing the storage pressure that server is subject to.
In order to solve the problems of the technologies described above, the invention provides a kind of SAP data back up method, the method is based on following system, and wherein this system comprises: SAP server; SAP storage server, it is connected with SAP server, in order to be connected by first interface with database server and to complete the access of data between SAP storage server and database server; Multiple SAP secondary data server, it is connected with described SAP server, SAP storage server and SAP terminating machine, in order to keep in the data from SAP terminating machine or SAP server, and completes encryption and compression/de-compression to data; Multiple SAP terminating machine, it is connected with above-mentioned SAP server, SAP storage server and SAP secondary data server, with completing SAP business for user and sending data backup requests; The method comprises the following steps:
SAP terminating machine sends data backup requests to SAP server;
SAP server chooses the executor of certain SAP secondary data server as the above-mentioned backup request received by it, then the address of SAP secondary data server is returned to described SAP terminating machine;
Described SAP terminating machine sends data to be backed up to described SAP secondary data server, then and between described SAP server carries out SAP business processing;
The SAP secondary data server receiving above-mentioned data to be backed up compresses these data and encrypts;
Data through overcompression and encryption are sent to SAP storage server by SAP secondary data server;
SAP storage server carries out data write to database.
Further, the quantity of the number ratio SAP terminating machine of described SAP secondary data server is few.
Further, choosing of described SAP secondary data server determines as standard according to the path sent between the SAP terminating machine of request and each SAP secondary data server is the shortest.
Further, choosing of described SAP secondary data server is that load according to each SAP secondary data server is determined.
Further, choosing of described SAP secondary data server determines time delay according between each SAP secondary data server and described SAP storage server.
Further, described SAP storage server and described database form distributed storage network.
Further, the route mapping table between all SAP terminating machines and each SAP secondary data server is preserved in described SAP server.
Further, described SAP server is chosen certain SAP secondary data server and is comprised as the executor of the above-mentioned backup request received by it: choose described SAP secondary data server according to described route mapping table.
Further, when the data backup requests quantity of SAP terminating machine is less than predetermined threshold, described SAP server carries out maintenance and the renewal of described mapping table.
Further, described SAP storage server comprises the storage space being divided into multiple subregion, and one or more formation drive mapping relations of above-mentioned multiple subregion of described SAP secondary data server and described SAP storage server.
Beneficial effect of the present invention is: alleviate the pressure to server when concurrent tasks amount is many in system, improve the efficiency of SAP data backup, enhance the reliability of SAP system.
Accompanying drawing explanation
Fig. 1 shows the process flow diagram of the preferred embodiment of SAP data back up method of the present invention.
Embodiment
Below in conjunction with accompanying drawing 1, describe the preferred embodiments of the present invention in detail.
As shown in Figure 1, provide a kind of SAP data back up method in a preferred embodiment, the method is based on following system, and wherein this system comprises:
A SAP server, for control and the maintenance of whole SAP system;
A SAP storage server, is connected with SAP server, in order to be connected by first interface with database server and to complete the access of data between SAP storage server and database server;
One or more database, it is responsible for access and the inquiry of data; In a preferred embodiment of the invention, this database adopts Oracle 10g; In the preferred embodiment, database is preferably multiple.Now, described SAP storage server and described database form distributed storage network.
Multiple SAP secondary data server, it is in the lower end of SAP terminating machine, be connected with described SAP server, SAP storage server and SAP terminating machine, in order to keep in the data from SAP terminating machine or SAP server, and encryption and compression/de-compression completed to data; And
Multiple SAP terminating machine, it is connected with above-mentioned SAP server, SAP storage server and SAP secondary data server, with completing SAP business for user and sending data backup requests.Described SAP secondary data server is topology network architecture.
In the present invention, storage service is divided into two levels: SAP storage server and database are upper strata, the essence operation that it provides data access to serve.SAP secondary data server is lower floor, and it only assists the business of SAP storage server process data access aspect.
Based on system architecture above, method of the present invention comprises the steps:
Step 100:SAP terminating machine sends data backup requests to SAP server;
Step 200:SAP server chooses the executor of certain SAP secondary data server as the above-mentioned backup request received by it, then the address of SAP secondary data server is returned to described SAP terminating machine;
Step 300: described SAP terminating machine sends data to be backed up to described SAP secondary data server, then and between described SAP server carries out SAP business processing;
Step 400: the SAP secondary data server receiving above-mentioned data to be backed up compresses these data and encrypts;
Data through overcompression and encryption are sent to SAP storage server by step 500:SAP secondary data server;
Step 600:SAP storage server control data library storage data.
Through each step above-mentioned, method in the present invention can alleviate load when SAP server stores for multiple SAP terminating machine request msg, greatly can discharge the own resource of SAP server when accepting the data backup requests of multiple SAP terminating machine, thus can provide for the SAP terminating machine of other non-request msg backups the Service Source responding fast and respond.In addition, the backup traffic of SAP is divided into two, above-mentioned the upper and lower level, directly reduces the stores processor pressure of SAP server, and provide hardware supported for SAP networking distributed storage.
Generally speaking, the quantity of the number ratio SAP terminating machine of described SAP secondary data server is few.Certainly, in other examples, the quantity of the two can be identical, and the number ratio SAP terminating machine of SAP secondary data server even can be made many.When the number ratio SAP terminating machine of SAP secondary data server is many, the environment of SAP system preferably adopts distributed topology, that is: multiple different SAP systems composition SAP network, the SAP secondary data server that in these different SAP systems, respective SAP terminating machine shares in whole SAP network completes data backup task.
The selection standard of described SAP secondary data server can be following one or more:
First: determine as standard according to the path sent between the SAP terminating machine of request and each SAP secondary data server is the shortest.
Second: the load according to each SAP secondary data server is determined.
3rd: determine according to the time delay between each SAP secondary data server and described SAP storage server.
Wherein, in the first standard, in one embodiment can by the determination of the mode realizing route length of router-level topology.Specifically, first, according to the QoS constraint of the data of Subscriber Interface Module SIM input and the real-time on off operating mode of the whole routed path of SAP system, the forward-path between router in SAP system is determined.Wherein, the forward-path of data in SAP grid between router, by the router of SAP terminating machine in test data when entering SAP system from this terminating machine, unifiedly to calculate.Then, explicit route is used to set up label switching path LSP.Explicit route comprises upper strata explicit route and lower floor's explicit route, upper strata explicit route defines the SAP grid router that data retransmission passes through, this belongs to loose explicit route, and lower floor's explicit route define data two directly and forward between SAP terminating machine time the ordinary router that passes through, this belongs to tight explicit route.
Preferably, through above-mentioned router-level topology, in the preferred embodiment of the invention, the route mapping table between all SAP terminating machines and each SAP secondary data server is stored in described SAP server.At this moment, described SAP server is chosen certain SAP secondary data server and is comprised as the executor of the above-mentioned backup request received by it: choose described SAP secondary data server according to described route mapping table.
The advantage of this scheme is: the routing state clearly can knowing current SAP grid, thus processing power can be increased based on the SAP secondary data server that this information is heavier to some load, such as, by expanding internal memory, changing the stronger CPU of computing power, forming multi-CPU array etc.This is not only beneficial to the storage pressure of dispersion SAP server, and system crash risk adjoint when the storage load reducing SAP server is overweight, and then improves the service quality of whole SAP system.
In order to the impact that the every business of maintenance on SAP reducing above-mentioned mapping table produces, according to a preferred embodiment of the invention, only when the data backup requests quantity of SAP terminating machine is less than predetermined threshold, described SAP server carries out maintenance and the renewal of described mapping table.
As being combined with above preferred embodiment or independently another embodiment of the invention, above-mentioned SAP storage server comprises the storage space being divided into multiple subregion, and one or more formation drive mapping relations of above-mentioned multiple subregion of described SAP secondary data server and described SAP storage server.There is prior art in the art in the actual enforcement of this mapping, such as by application number for the scheme disclosed in CN200910004738 is implemented.Certainly, the scheme can also be listed in this instructions by other has been come.
By describing above and accompanying drawing, those of ordinary skill in the art can understand, the shown and specific embodiment that describes only for illustration of object, and be not intended to limit the scope of the invention.Those of ordinary skill in the art can recognize, the present invention also can realize with other concrete form, and does not deviate from spirit of the present invention or essential characteristic.Be not intended to limit the scope of the invention to the reference of the details of specific embodiment.
Claims (10)
1. a SAP data back up method, the method is based on following system, and wherein this system comprises: SAP server; SAP storage server, it is connected with SAP server, in order to be connected by first interface with database server and to complete the access of data between SAP storage server and database server; Multiple SAP secondary data server, it is connected with described SAP server, SAP storage server and SAP terminating machine, in order to keep in the data from SAP terminating machine or SAP server, and completes encryption and compression/de-compression to data; Multiple SAP terminating machine, it is connected with above-mentioned SAP server, SAP storage server and SAP secondary data server, with completing SAP business for user and sending data backup requests; It is characterized in that, the method comprises the following steps:
SAP terminating machine sends data backup requests to SAP server;
SAP server chooses the executor of certain SAP secondary data server as the above-mentioned backup request received by it, then the address of SAP secondary data server is returned to described SAP terminating machine;
Described SAP terminating machine sends data to be backed up to described SAP secondary data server, then and between described SAP server carries out SAP business processing;
The SAP secondary data server receiving above-mentioned data to be backed up compresses these data and encrypts;
Data through overcompression and encryption are sent to SAP storage server by SAP secondary data server;
SAP storage server carries out data write to database.
2. backup method according to claim 1, is characterized in that, the quantity of the number ratio SAP terminating machine of described SAP secondary data server is few.
3. backup method according to claim 1, is characterized in that, choosing of described SAP secondary data server determines as standard according to the path sent between the SAP terminating machine of request and each SAP secondary data server is the shortest.
4. backup method according to claim 1, is characterized in that, choosing of described SAP secondary data server is that load according to each SAP secondary data server is determined.
5. backup method according to claim 1, is characterized in that, choosing of described SAP secondary data server determines time delay according between each SAP secondary data server and described SAP storage server.
6. backup method according to claim 1, is characterized in that, described SAP storage server and described database form distributed storage network.
7. backup method according to claim 1, is characterized in that, preserves the route mapping table between all SAP terminating machines and each SAP secondary data server in described SAP server.
8. backup method according to claim 1, it is characterized in that, described SAP server is chosen certain SAP secondary data server and is comprised as the executor of the above-mentioned backup request received by it: choose described SAP secondary data server according to described route mapping table.
9. according to the backup method of one of claim 1-3, it is characterized in that, when the data backup requests quantity of SAP terminating machine is less than predetermined threshold, described SAP server carries out maintenance and the renewal of described mapping table.
10. according to the backup method of one of claim 1-3, it is characterized in that, described SAP storage server comprises the storage space being divided into multiple subregion, and one or more formation drive mapping relations of above-mentioned multiple subregion of described SAP secondary data server and described SAP storage server.
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| CN201410614541.3A CN104407934B (en) | 2014-11-04 | 2014-11-04 | A kind of SAP data back up method |
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| CN201410614541.3A CN104407934B (en) | 2014-11-04 | 2014-11-04 | A kind of SAP data back up method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105243489A (en) * | 2015-10-09 | 2016-01-13 | 安徽合力股份有限公司合肥铸锻厂 | Closed loop disposal method based on SAP supervision on abnormal casting quality service |
Citations (3)
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| US20080281883A1 (en) * | 2004-01-27 | 2008-11-13 | International Business Machines Corporation | System and program for storing data for retrieval and transfer |
| US20130173553A1 (en) * | 2011-12-29 | 2013-07-04 | Anand Apte | Distributed Scalable Deduplicated Data Backup System |
| CN103580906A (en) * | 2012-08-09 | 2014-02-12 | 腾讯科技（深圳）有限公司 | Data backup method, system and server |
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2014
- 2014-11-04 CN CN201410614541.3A patent/CN104407934B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080281883A1 (en) * | 2004-01-27 | 2008-11-13 | International Business Machines Corporation | System and program for storing data for retrieval and transfer |
| US20130173553A1 (en) * | 2011-12-29 | 2013-07-04 | Anand Apte | Distributed Scalable Deduplicated Data Backup System |
| CN103580906A (en) * | 2012-08-09 | 2014-02-12 | 腾讯科技（深圳）有限公司 | Data backup method, system and server |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105243489A (en) * | 2015-10-09 | 2016-01-13 | 安徽合力股份有限公司合肥铸锻厂 | Closed loop disposal method based on SAP supervision on abnormal casting quality service |
| CN105243489B (en) * | 2015-10-09 | 2018-11-23 | 安徽合力股份有限公司合肥铸锻厂 | A kind of closed loop method of disposal for supervising abnormal casting quality business based on SAP |
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| CN104407934B (en) | 2016-04-27 |
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Address after: 610000 No. 25 Qin Fang street, hi tech Development Zone, Sichuan, Chengdu Patentee after: Chengdu Bozhiwei information technology Limited by Share Ltd Address before: 610000 No. 25 Qin Fang street, hi tech Development Zone, Sichuan, Chengdu Patentee before: CHENGDU BIZ-UNITED INFORMATION TECHNOLOGY CO., LTD. |
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Granted publication date: 20160427 Termination date: 20171104 |