CN1190018C - Method for main control board data thermal backup - Google Patents
Method for main control board data thermal backup Download PDFInfo
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- CN1190018C CN1190018C CNB021177090A CN02117709A CN1190018C CN 1190018 C CN1190018 C CN 1190018C CN B021177090 A CNB021177090 A CN B021177090A CN 02117709 A CN02117709 A CN 02117709A CN 1190018 C CN1190018 C CN 1190018C
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- control borad
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Abstract
The present invention relates to a method for the thermal backup of main control board data. The method is characterized in that hardware in a distributed system is set with a master control board and a standby board which are mutually backs up under normal running conditions; data in the master control board is replicated to the standby board, namely that the master control board and the standby board respectively store the same data at the same time; the data comprises configuration data and state data. The method comprises the following processes that firstly, the master control board begins to back up the data of the standby board in batch after the standby board is in a normal running state; after the batch backup of the data is completed, a data real-time backup state is entered; once the master control board and the standby board are switched afterwards, the standby board can be automatically lifted to the master control board and simultaneously smoothly processes the data; the normal running state is entered, system configuration remains unchanged at the time and communication services can not be affected.
Description
Technical field
The present invention relates to a kind of method of main control board data thermal backup, exactly, relate to and a kind of data in the master control borad software are carried out the method for Hot Spare, belong to the technical field of telecommunication system reliability Work and control.
Background technology
Telecommunication apparatus reliability of operation and continuity are vital, so the telecommunication apparatus of many keys all is provided with the redundancy scheme of active and standby two-node cluster hot backup on hardware.Active and standby two-node cluster hot backup is meant that two identical machines work simultaneously, in case main frame breaks down, system should be able to automatically switch, and standby host is upgraded to main frame, and is unimpeded to guarantee communication.Because communication protocol is very complicated agreement, communication software also is the very high software of complexity.For many years, communication software is based on centralized always; In recent years, along with the continuous expansion of access service, the communication software of distributed frame has appearred.Distributed software has the branch of master control borad software and interface board software.Wherein master control borad software carries important system's control data, and has write down the configuration data and the information of all veneers, needs very high reliability.In order to reduce the devastating impact that master control borad crashes system is caused under the fortuitous event to greatest extent, should on the software data of master control borad, also carry out the Switchover mechanism of active and standby two-node cluster hot backup.In case when master control borad software took place to crash, the software on the standby plate can be automatically changeb to master control borad, system can continue normal operation.Yet, because the difficulty height, retrieve the information of grasp according to the inventor, distributed telecommunications software is not in the world all also realized the Hot Spare of master control borad software data at present.
Summary of the invention
The method that the purpose of this invention is to provide a kind of main control board data thermal backup to avoid the dire consequences that master control borad crashes telecommunication system is caused under unexpected situation, improves the functional reliability of communication system.
The object of the present invention is achieved like this: a kind of method of main control board data thermal backup is characterized in that: master control borad and standby plate are set; After standby plate inserts and moves normally, with the master control borad interactive information; Configuration data on the master control borad and status data are copied on the standby plate; When carrying out active and standby switching, standby plate is upgraded to master control borad automatically, data are carried out smoothing processing, promptly when active and standby switching takes place, when standby plate has just switched to master control borad, each status data on the interface board is reported this new master control borad,, enter normal operating condition afterwards to guarantee on new master control borad, preserving correct interface board data.Describedly configuration data on the master control borad and status data are copied to standby plate include following process: after the standby plate operation is normal, at first begin to carry out the batch backup of data to standby plate by master control borad, and after the batch backup of these data finishes, enter the state of backing up in realtime of data.
The backup of described configuration data is on master control borad and standby plate during the identical application program of operation, carry out same configuration order, consequently with the user from the configuration order of order line input when passing to master control borad, also be transferred to same execution on the standby plate.Like this, can reach the backup effect of most of data by the backup of configuration data.
The backup of described status data is to back up separately by the status data that the execution configuration order obtains.
The batch backup of described data is meant: configuration order batch backups all on the master control borad to standby plate; And give standby plate the status data bulk transfer on the master control borad.
Backing up in realtime of described data is meant: with the real time altering of the configuration data that takes place on the master control borad or/and the real time altering of status data is transferred to standby plate in real time.
Effect of the present invention is: after active and standby two plates all get into smooth, enter the state of backing up in realtime, can carry out masterslave switchover at any time.In case if master control borad take place to crash or situation such as reset, standby plate can be upgraded to master control borad automatically, this moment, system configuration remained unchanged, and communication service can not be affected.As the software data heat backup method of initiative, meaning of the present invention and influence are far-reaching; And, data thermal backup method of the present invention also has following advantage: the backup of configuration data wherein can make most of data realize and finish backup tasks, have only a spot of status data to need backup separately, direct communication amount between active and standby two plates is greatly reduced, can reach the backup effect by minimum transfer of data.
Description of drawings
Fig. 1 is the schematic diagram of changing between each state of data thermal backup of the present invention.
Embodiment
The present invention is a kind of method of the data in the master control borad software being carried out Hot Spare, this method has under master control borad and standby plate and the mutually redundant normal running (operation) conditions of this two plate in hardware setting carries out, this method that data in software are carried out Hot Spare is that the data backup on the master control borad is copied on the standby plate, promptly preserves identical data simultaneously respectively on master control borad and standby plate.Data described here include two kinds of configuration data and status datas.Backup of the present invention is exactly that the operations on the throne simultaneously of two master control borads are under normal circumstances arranged in this system, but wherein have only one be called as master control borad in the effect of playing master control borad veritably, other one be called as standby plate then be in Status of Backups; In case when this master control borad can not run well for a certain reason, system can automatically switch to this standby plate, take over former master control borad by this standby plate and serve as new master control borad and work on, communication service can be affected.
The process of the method for data thermal backup of the present invention is: after standby plate operation is normal, at first begin to carry out the batch backup of data to standby plate by master control borad, promptly configuration order batch backups all on the master control borad to standby plate; And give standby plate the status data bulk transfer on the master control borad.And after the batch backup of these data finishes, enter the state of backing up in realtime of data, soon the real time altering of the configuration data that takes place on the master control borad is or/and the real time altering of status data is transferred to standby plate in real time.In case when carrying out active and standby switching, standby plate is upgraded to master control borad automatically, simultaneously data is carried out smoothing processing, each status data that is about on the interface board reports this new master control borad, to guarantee preserving correct interface board data on new master control borad.Then reenter normal operating condition.
The backup of configuration data of the present invention is on master control borad and standby plate during the identical application program of operation, carry out same configuration order, consequently with the user from the configuration order of order line input when passing to master control borad, also be transferred to same execution on the standby plate.Like this, can reach the backup effect of most of data by the backup of configuration data.And the backup of status data of the present invention is to back up separately by the status data that the execution configuration order obtains.
Referring to the procedure chart of changing between the present invention shown in Figure 1 each state when carrying out data thermal backup, wherein the first half of this figure is that the wait slave board that master control borad is provided with inserts, waits for batch backup request, batch backup, (regularly) backup in real time and five kinds of states of data smoothing processing.The latter half of this figure is the reception batch backup data that are provided with of standby plate, receive data and the ready three kinds of states of backing up in realtime.Fig. 1 has illustrated the progression of each state event in the Hot Spare process simultaneously.Wherein incident 1 is that standby plate inserts, and master control borad is promptly from waiting for that the state that slave board inserts enters the state of waiting for the batch backup request; Incident 2 is after master control borad is received the request of standby plate batch backup, just to enter the batch backup state; Incident 3 is that the batch backup of each template finishes, and master control borad just enters the state of (regularly) backup in real time afterwards; It is unusual that incident 4 is that expression has occurred in the backup procedure, sends the message that failure or standby plate have been received type of error as message, and perhaps standby plate resets etc.These may cause losing of Backup Data unusually, so will force master control borad to enter initial condition from each different conditions, wait for that standby plate inserts, and restarts backup; Standby plate is also got back to ready state from different states simultaneously.Up to send incident 5 generations that standby plate is ready and reception batch backup information requested is successful by the master control borad reception when standby plate after, standby plate just enters the state that receives the batch backup data; And after standby plate received the incident 6 of the message of backing up in realtime of master control borad, standby plate just was initially located in the state that receives the data of backing up in realtime; Up to masterslave switchover takes place, master control borad resets or master control borad sends after the incident 7 of switching order takes place, and begins to carry out masterslave switchover, enters the state that data smoothing is handled with stylish master control borad; Thereafter then be incident 8: promptly smoothing processing finishes.
In a word, the present invention at first sends the batch backup request by it after standby plate inserts; Master control borad is accepted this request, satisfies its data batch backup to slave board.Comprise various data such as equipment chain, interface, configuration, and each application module needs backed up data.For guaranteeing the integrality of batch backup data, when batch backup, do not receive the order line input.After batch backup finishes, enter the state of backing up in realtime.The dynamic change of each data is all backed up in realtime on the standby plate on the master control borad.And when backing up in realtime state, if master control borad is reset, standby plate just rises to master control borad automatically.This stylish master control borad enters the data smoothing treatment state.Do not back up at batch backup with when backing up in realtime, at this moment each data that can obtain from interface board can be recovered again, and for example the Interface status of each interface board and route are all recovered on master control borad.It is to initiate level and smooth request by this master control borad, reports smoothed data by each interface board again.The present invention so will need backed up data to backup to standby plate by stages, realize the purpose of data thermal backup.
Method of the present invention has been implemented test in the Expert V2 product of applicant's development, the result of test is successful, has realized goal of the invention; Predictably, method of the present invention will well be used in many distributed communication products, and the prospect of its application is quite tempting.
Claims (6)
1, a kind of method of main control board data thermal backup is characterized in that: master control borad and standby plate are set; After standby plate inserts and moves normally, with the master control borad interactive information; Configuration data on the master control borad and status data are copied on the standby plate; When carrying out active and standby switching, standby plate is upgraded to master control borad automatically, data are carried out smoothing processing, promptly when active and standby switching takes place, when standby plate has just switched to master control borad, each status data on the interface board is reported this new master control borad,, enter normal operating condition afterwards to guarantee on new master control borad, preserving correct interface board data.
2, the method for main control board data thermal backup according to claim 1, it is characterized in that: describedly configuration data on the master control borad and status data are copied to standby plate include following process: after the standby plate operation is normal, at first begin to carry out the batch backup of data to standby plate by master control borad, and after the batch backup of these data finishes, enter the state of backing up in realtime of data.
3, the method for main control board data thermal backup according to claim 1, it is characterized in that: the backup of described configuration data is on master control borad and standby plate during the identical application program of operation, carry out same configuration order, consequently with the user from the configuration order of order line input when passing to master control borad, also be transferred to same execution on the standby plate.
4, the method for main control board data thermal backup according to claim 1 is characterized in that: the backup of described status data is to back up separately by the status data that the execution configuration order obtains.
5, the method for main control board data thermal backup according to claim 2 is characterized in that: the batch backup of described data is meant: configuration order batch backups all on the master control borad to standby plate; And give standby plate the status data bulk transfer on the master control borad.
6, the method for main control board data thermal backup according to claim 2, it is characterized in that: backing up in realtime of described data is meant: with the real time altering of the configuration data that takes place on the master control borad or/and the real time altering of status data is transferred to standby plate in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021177090A CN1190018C (en) | 2002-05-13 | 2002-05-13 | Method for main control board data thermal backup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021177090A CN1190018C (en) | 2002-05-13 | 2002-05-13 | Method for main control board data thermal backup |
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| CN1458747A CN1458747A (en) | 2003-11-26 |
| CN1190018C true CN1190018C (en) | 2005-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB021177090A Expired - Fee Related CN1190018C (en) | 2002-05-13 | 2002-05-13 | Method for main control board data thermal backup |
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Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100438362C (en) * | 2003-11-27 | 2008-11-26 | 华为技术有限公司 | A method for implementing software hot-backup of main and reserve machines |
| CN100353710C (en) * | 2004-06-16 | 2007-12-05 | 华为技术有限公司 | Upgradable communication system and method for upgrading communication system |
| CN100362760C (en) * | 2004-09-07 | 2008-01-16 | 华为技术有限公司 | Duplication of distributed configuration database system |
| CN100344202C (en) * | 2004-09-10 | 2007-10-17 | 华为技术有限公司 | Method and device for realizing service processing unit backup in intelligent network system |
| CN100362761C (en) * | 2004-09-28 | 2008-01-16 | 华为技术有限公司 | Method for realizing single board switching |
| CN100433880C (en) * | 2005-05-17 | 2008-11-12 | 中兴通讯股份有限公司 | Method for carrying out active-standby increment backup protection on data area resource facing object |
| CN100370759C (en) * | 2005-09-06 | 2008-02-20 | 上海华为技术有限公司 | Thermo-back-up system and method |
| CN100431301C (en) * | 2005-09-12 | 2008-11-05 | 中兴通讯股份有限公司 | Master control board data thermal backup system and method thereof |
| CN100382452C (en) * | 2005-11-15 | 2008-04-16 | 中兴通讯股份有限公司 | Device and method for realizing ASC |
| CN1968075B (en) * | 2006-05-23 | 2010-05-12 | 华为技术有限公司 | Distributed hot-standby logic device and primary/standby board setting method |
| CN101179366B (en) * | 2006-11-06 | 2011-04-20 | 中兴通讯股份有限公司 | Method of synchronizing master/slave data of digital subscriber line access multiplexer |
| CN101110608B (en) * | 2007-08-23 | 2011-02-09 | 华为技术有限公司 | Method, system and device for data detection of main and spare plate |
| CN101557299B (en) * | 2008-04-11 | 2011-11-30 | 中兴通讯股份有限公司 | Main and standby rearranging method based on object |
| CN101835062B (en) * | 2010-04-29 | 2014-03-19 | 中兴通讯股份有限公司 | Method for processing service plate changeover and shelf control unit |
| CN102053944A (en) * | 2010-12-10 | 2011-05-11 | 曙光信息产业(北京)有限公司 | Method for sharing data in blade server |
| CN102394769B (en) * | 2011-10-14 | 2014-07-23 | 迈普通信技术股份有限公司 | Data smoothing method and apparatus thereof |
| CN103580926B (en) * | 2013-11-13 | 2017-12-05 | 国家电网公司 | A kind of light-weight hot standby system synchronization method |
| CN109194530A (en) * | 2018-11-06 | 2019-01-11 | 深圳市风云实业有限公司 | Active and standby method for synchronously switching and communication equipment |
| CN113312216A (en) * | 2021-05-31 | 2021-08-27 | 中电福富信息科技有限公司 | Extensible distributed hot plug deployment web crawler service model and control method thereof |
| CN114963456A (en) * | 2022-06-27 | 2022-08-30 | 宁波奥克斯电气股份有限公司 | Air conditioner parameter setting method, method and device, air conditioner internal unit and storage medium |
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