CN101106548B - Device and method for realizing storage and disaster tolerance in multimedia message service system - Google Patents
Device and method for realizing storage and disaster tolerance in multimedia message service system Download PDFInfo
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Abstract
The invention relates to a storage and recover device and a method realizing multimedia message business system. After starting the multimedia message business system, start a storage monitor module and a storage equipment control module. The storage monitor module scans the current storage equipment and judges the abnormal storage types. When the abnormal storage types exceed the system setup, the storage monitor module sends storage equipment switch request to the storage equipment control module. After the receiving the switch request of storage equipment, the storage equipment control module judges the storage equipment type of the current system, according to the control message of the storage control message module configuration. If the storage equipment control module determines the current system is the main storage equipment, switch to auxiliary storage equipment. The storage equipment control module is connected with the storage monitor module and the storage equipment control module and decides the switch between the main storage equipment and the auxiliary storage equipment of the current system, according to the control message of the storage control message, after receiving the switch request of the storage monitor module.
Description
Technical field
The present invention relates to network service memory field, refer more particularly to the device and method of realizing storage and disaster tolerance in multimedia message service system.
Background technology
Along with being extensive use of of multimedia messaging service, MMS, the fail safe of system and disaster tolerance ability thereof have been major criterions of measurement system, and the Disaster Tolerant Scheme of storage system is particularly important.
The employed memory device of existing multi-media messaging system is Network Attachment Store (network additive storage device), this mode is not influenced by the network architecture, and be easy to expansion, but it realizes complicated and expensive as general Disaster Tolerant Scheme.Based on multimedia information service system the term of validity of file storage is required not by force, there is no need the characteristic of long-time storage file, it is extremely important to propose a kind of simply effective and economic multimedia storage and disaster tolerance implementation.
Summary of the invention
Technical problem to be solved by this invention provides a kind of simple effectively economic multimedia storage and disaster tolerance apparatus and method.
For solving the problems of the technologies described above, the present invention proposes a kind of method that realizes storage and disaster tolerance in multimedia message service system, comprise the steps:
Step 1 after multimedia information service system starts, starts storage monitoring module and memory device control module;
Step 2, the storage monitoring module scans current memory device, judges the storage Exception Type that occurs;
Step 3 when described storage Exception Type surpasses system's setting, is stored monitoring module and is sent the memory device handoff request to the memory device control module;
Step 4, after the memory device control module is received described memory device handoff request, judge the storage device type of current system, if it is main storage device that the memory device control module is judged system current, then switch to auxiliary storage device, send a warning message to the system manager, carry the unusual information of main storage device in this warning information, the system manager checks recovery to main storage device, after main storage device recovers, sends the request that switches to main storage device.
Further, said method also can have following characteristics, in the described step 4, if it is auxiliary storage device that the memory device control module is judged system current, send a warning message to the system manager, carry ALM type and descriptor in this warning information, after described system manager receives described warning information, close described multimedia information service system.
Further, said method also can have following characteristics, in the described step 2, and the current memory device of storage monitoring module timing scan.
Further, said method also can have following characteristics, and auxiliary storage device logically separates with main storage device, is same external memory storage with main storage device physically, perhaps uses home server.
Further, said method also can have following characteristics, it is unusual and secondary storage is unusual that the Exception Type of storage described in the step 2 comprises one-level storage, wherein to comprise memory device unusually unusual for one-level storage, and the memory device network is unusual, and memory device is full, the unusual include file storage of secondary storage is unusual, in the described step 3, when described storage Exception Type is that one-level is stored when unusual or the unusual number of times that takes place of secondary storage surpasses the number of times of system's appointment, described storage Exception Type surpasses system's setting.
Further, said method also can have following characteristics, also comprise step, system manager's using system instrument sends the request that switches to main storage device to the memory device control module, after described memory device control module is received this request, and the device storage type that the judgement system is current, if system is current is auxiliary storage device, then switch to main storage device, otherwise, this request do not responded.
The present invention also proposes a kind of device of realizing storage and disaster tolerance in multimedia message service system, comprises main storage device, and auxiliary storage device is characterized in that, also comprises storage monitoring module, storage control information module and memory device control module, wherein:
The storage monitoring module is responsible for the storage abnormal conditions of multimedia information service system are monitored, and when storage is provided with above system unusually, sends handoff request to the memory device control module;
Storage control information module is used to dispose control information;
The memory device control module, link to each other with the memory device control module with the storage monitoring module, after receiving the handoff request of storage monitoring module, control information according to storage control information module, determine the main storage device of current system and the switching between the auxiliary storage device, judge the memory device that described multimedia information service system is current, if current memory device is a main storage device, the memory device of system is switched on the auxiliary storage device, send a warning message to the system manager, carry the unusual information of main storage device in this warning information, the system manager checks recovery to main storage device, after main storage device recovers, the request that switches to main storage device that receiving system keeper sends.
Further, said apparatus also can have following characteristics, and described storage monitoring module when the severely subnormal alarm of receiving described other modules of multimedia information service system, sends handoff request to the memory device control module.
Further, said apparatus also can have following characteristics, described memory device control module, judge the memory device that described multimedia information service system is current, if current memory device is an auxiliary storage device, send a warning message system manager's shutdown system to the system manager.
Further, said apparatus also can have following characteristics, after described memory device control module is received the request that switches to main storage device of system manager's using system instrument transmission, the device storage type that the judgement system is current, if system is current is auxiliary storage device, then switch to main storage device, otherwise, this request do not responded.
Further, said apparatus also can have following characteristics, and auxiliary storage device logically separates with main storage device, is same external memory storage with main storage device physically, perhaps uses home server.
The present invention provides a kind of device and method of simple, reliable and economic realization storage and disaster tolerance on existing multimedia information service system basis, do not change the existing network framework, only adding the storage security and the service security that can guarantee the whole multimedia information service system under the condition of simple device.
Description of drawings
Figure 1 shows that multimedia information service system stored logic Organization Chart of the present invention.
Figure 2 shows that multimedia information service system logical process flow chart of the present invention.
Figure 3 shows that system manager of the present invention sends initiatively handoff request flow chart.
Embodiment
The present invention will be described below in conjunction with accompanying drawing.
Figure 1 shows that the stored logic Organization Chart of multimedia information service system of the present invention, auxiliary storage device logically separates with main storage device, but physically can be same external memory storage, perhaps use home server, because in multimedia information service system, professional memory space is limited, and in the present invention, require when system switches to auxiliary storage device, need send a warning message to the system manager, to accomplish in time to recover main storage device,, can arrange according to actual conditions so requirement own is not very high to auxiliary storage device.
The present invention realizes that the device of storage and disaster tolerance in multimedia message service system comprises:
Storage monitoring module: link to each other with the main business module of system, be responsible for the storage abnormal conditions of multimedia information service system being monitored every certain time interval, surpass system's setting when storage is unusual, when perhaps receiving other module severely subnormal alarms of system, send handoff request to the memory device control module;
It is unusual and secondary storage is unusual that storage comprises one-level storage unusually.Various Exception Types such as wherein to comprise memory device unusually unusual for one-level storage, and the memory device network is unusual, and memory device is full are generally the hardware store failure; The unusual include file storage of secondary storage is unusual, is generally software storage failure.
Wherein the unusual horse back that needs of one-level storage switches, and secondary storage can restart the memory device control module unusually, need switch memory device but restart when number of times is provided with above system.
When secondary storage was unusual, the storage monitoring module sends to the memory device control module restarted request, after the memory device control module is received and restarted request, reads in the storage control information again, restarts this module.
Storage control information module: be used for by providing interface to dispose control informations such as disaster tolerance mode, interface sends by the mode of file and message; Mainly comprise two kinds, the one, obtain system manager's operational order, the 2nd, by reading some parameters that configuration file obtains disaster tolerance, such as the main storage device parameter, auxiliary storage device parameter, success rate parameter etc.;
Here said disaster tolerance mode has two kinds, and the one, main storage device occurs unusual, and the memory device control module sends a warning message to the system manager, and the memory device of system is switched on the auxiliary storage device; The 2nd, it is normal that current main equipment also recovers, simultaneously auxiliary storage device occur unusual, system's severely subnormal in this case, the memory device control module sends the alarm notification system keeper, by the system manager with system closing.
Memory device control module: link to each other with storage monitoring module, storage control information module, related data according to storage monitoring module and storage control information module, determine the main storage device of current system storage and the switching between the auxiliary storage device, and when auxiliary storage device switched to main storage device, the assurance system was to the seamless switching of memory contents visit.
Wherein, described memory device control module is switched and recovery operation according to the data of other two modules, promptly obtain the state of main storage device and auxiliary storage device from the storage monitoring module, obtain storing control information and switching control information from storage control information module, described then control information is switched.
The above each module all on service server, is separated with memory device.
On master server, in service server, increase relevant service, can finish the disaster tolerance function of storage, provide the detailed process that realizes storage and disaster tolerance in multimedia message service system below in conjunction with Fig. 2:
Step 110: after the system start-up, start storage monitoring module and memory device control module.
Step 120: storage monitoring module timing scan current device storage Exception Type, the storage Exception Type can be divided into dissimilar, different brackets.
Store and whether judge by dual mode unusually, the one, judge by the type of error that produces in the storing process, the one, judge the storage networking situation by the time-out time that storage produces.
It is unusual and secondary storage is unusual that storage comprises one-level storage unusually.Various Exception Types such as wherein to comprise memory device unusually unusual for one-level storage, and the memory device network is unusual, and memory device is full are generally the hardware store failure; The unusual include file storage of secondary storage is unusual, is generally software storage failure.
Wherein the unusual horse back that needs of one-level storage switches, and secondary storage can restart the memory device control module unusually, need switch memory device but restart when number of times is provided with above system.
Step 130: surpass system's setting (unusual as one-level takes place, or it is unusual that the several times secondary takes place, its number of times surpasses system's setting) when storage is unusual, when perhaps receiving other module severely subnormals alarms of system, send handoff request to the memory device control module.
Step 140: the memory device control module is received handoff request, and the device storage type decided operation of equipment current according to system if the current equipment of system is main storage device, forwards step 150 to; If the current equipment of system is auxiliary storage device, forward step 160 to;
Step 150: illustrate that current memory device is unusual, the memory device control module sends a warning message to the system manager, carries the unusual information of main storage device in this warning information, and the memory device of system is switched on the auxiliary storage device, finishes.
Step 160: the also successfully answer of current main storage device is described, auxiliary storage device occurs unusual simultaneously, system's severely subnormal in this case, the memory device control module sends a warning message to the system manager, carry ALM type and descriptor in this warning information, after the system manager receives this warning information,, finish system closing.
Except receiving handoff request from the storage monitoring module, the memory device control module also can receive the active handoff request that sends from the system manager, working as main storage device like this recovers just often, main storage device can be switched back in system, the system manager is after system switches to auxiliary storage device from main storage device, or when receiving the unusual warning information of main storage device, will check recovery to main storage device, after main storage device recovers, will send the request that switches to main storage device.
After step 220, memory device control module were received and initiatively switched to the main storage device request, the storage device type that the judgement system is current if the current memory device of system is an auxiliary storage device, forwarded step 230 to, otherwise, forward step 240 to;
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (11)
1. a method that realizes storage and disaster tolerance in multimedia message service system comprises the steps:
Step 1 after multimedia information service system starts, starts storage monitoring module and memory device control module;
Step 2, the storage monitoring module scans current memory device, judges the storage Exception Type that occurs;
Step 3 when described storage Exception Type surpasses system's setting, is stored monitoring module and is sent the memory device handoff request to the memory device control module;
Step 4, after the memory device control module is received described memory device handoff request, judge the storage device type of current system, if it is main storage device that the memory device control module is judged system current, then switch to auxiliary storage device, send a warning message to the system manager, carry the unusual information of main storage device in this warning information, the system manager checks recovery to main storage device, after main storage device recovers, sends the request that switches to main storage device.
2. the method for claim 1, it is characterized in that, in the described step 4, if it is auxiliary storage device that the memory device control module is judged system current, send a warning message to the system manager, carry ALM type and descriptor in this warning information, after described system manager receives described warning information, close described multimedia information service system.
3. the method for claim 1 is characterized in that, in the described step 2, and the current memory device of storage monitoring module timing scan.
4. the method for claim 1 is characterized in that, auxiliary storage device logically separates with main storage device, is same external memory storage with main storage device physically, perhaps uses home server.
5. the method for claim 1, it is characterized in that, it is unusual and secondary storage is unusual that the Exception Type of storage described in the step 2 comprises one-level storage, wherein to comprise memory device unusually unusual for one-level storage, the memory device network is unusual, memory device is full, the unusual include file storage of secondary storage is unusual, in the described step 3, when described storage Exception Type is that one-level is stored when unusual or the unusual number of times that takes place of secondary storage surpasses the number of times of system's appointment, described storage Exception Type surpasses system's setting.
6. the method for claim 1, it is characterized in that, also comprise step, system manager's using system instrument sends the request that switches to main storage device to the memory device control module, after described memory device control module is received this request, and the device storage type that the judgement system is current, if system is current is auxiliary storage device, then switch to main storage device, otherwise, this request do not responded.
7. a device of realizing storage and disaster tolerance in multimedia message service system comprises main storage device, and auxiliary storage device is characterized in that, also comprises storage monitoring module, storage control information module and memory device control module, wherein:
The storage monitoring module is responsible for the storage abnormal conditions of multimedia information service system are monitored, and when storage is provided with above system unusually, sends handoff request to the memory device control module;
Storage control information module is used to dispose control information;
The memory device control module, link to each other with the memory device control module with the storage monitoring module, after receiving the handoff request of storage monitoring module, control information according to storage control information module, determine the main storage device of current system and the switching between the auxiliary storage device, judge the memory device that described multimedia information service system is current, if current memory device is a main storage device, the memory device of system is switched on the auxiliary storage device, send a warning message to the system manager, carry the unusual information of main storage device in this warning information, the system manager checks recovery to main storage device, after main storage device recovers, the request that switches to main storage device that receiving system keeper sends.
8. device as claimed in claim 7 is characterized in that, described storage monitoring module when the severely subnormal alarm of receiving described other modules of multimedia information service system, sends handoff request to the memory device control module.
9. device as claimed in claim 7 is characterized in that, described memory device control module, judge the memory device that described multimedia information service system is current, if current memory device is an auxiliary storage device, send a warning message system manager's shutdown system to the system manager.
10. device as claimed in claim 7, it is characterized in that, after described memory device control module is received the request that switches to main storage device of system manager's using system instrument transmission, the device storage type that the judgement system is current, if system is current is auxiliary storage device, then switch to main storage device, otherwise, this request do not responded.
11. device as claimed in claim 7 is characterized in that auxiliary storage device logically separates with main storage device, is same external memory storage with main storage device physically, perhaps uses home server.
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| CN2007101226363A CN101106548B (en) | 2007-07-10 | 2007-07-10 | Device and method for realizing storage and disaster tolerance in multimedia message service system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102549550A (en) * | 2011-12-06 | 2012-07-04 | 华为技术有限公司 | Method and system for data access |
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| CN106357787A (en) * | 2016-09-30 | 2017-01-25 | 郑州云海信息技术有限公司 | Storage disaster tolerant control system |
| US20190273887A1 (en) * | 2018-03-02 | 2019-09-05 | Otis Elevator Company | Intelligent video surveillance system |
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| CN1477801A (en) * | 2002-08-19 | 2004-02-25 | 上海贝尔有限公司 | Self-trapping protection and debugging equipment for communication system |
| CN1848989A (en) * | 2005-04-04 | 2006-10-18 | 中兴通讯股份有限公司 | System for automatic switching database in imputation position register and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1477801A (en) * | 2002-08-19 | 2004-02-25 | 上海贝尔有限公司 | Self-trapping protection and debugging equipment for communication system |
| CN1848989A (en) * | 2005-04-04 | 2006-10-18 | 中兴通讯股份有限公司 | System for automatic switching database in imputation position register and method thereof |
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| JP特开平9-244910A 1997.09.19 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102549550A (en) * | 2011-12-06 | 2012-07-04 | 华为技术有限公司 | Method and system for data access |
| CN102549550B (en) * | 2011-12-06 | 2013-10-09 | 华为技术有限公司 | Method and system for data access |
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