CN202551065U - Data double-computer hot-standby system - Google Patents
Data double-computer hot-standby system Download PDFInfo
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- CN202551065U CN202551065U CN2011205506558U CN201120550655U CN202551065U CN 202551065 U CN202551065 U CN 202551065U CN 2011205506558 U CN2011205506558 U CN 2011205506558U CN 201120550655 U CN201120550655 U CN 201120550655U CN 202551065 U CN202551065 U CN 202551065U
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- 239000003245 coal Substances 0.000 abstract description 14
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Abstract
The utility model relates to a data double-computer hot-standby system which includes a host computer, a slave computer, and a storage device. The host computer and the slave computer transmit heartbeat packets to each other, and carry out data copy, transmission, synchronization, and task switching according to the parameter states of the host computer and the slave computer and the user settings. The system can be realized based on a shared storage device or two independent storage devices. The system can be applied to the coal production, and is easy to arrange, is low in cost, and can guarantee the reliable and uninterrupted acquisition of the monitoring data.
Description
Technical field
The utility model relates to computer network field, relates in particular to a kind of data Dual-Computer Hot-Standby System.
Background technology
Coal is the important foundation energy of China, and Party and government always pay much attention to Safety of Coal Mine Production work.For improving China's coal-mine safety in production situation, Party and government have taked a series of measures, successively put into effect " Coal Act ", " safety in production method ", " safety of coal mines supervision regulations ", and constantly " safety regulations in coal mine " are made revision.The Safety of Coal Mine Production supervisory control system has been installed in overwhelming majority colliery.
In recent years, for prevention coal mine gas accident takes place, domestic and international many R&D institutions have developed a series of methane monitoring systems; Like KJ90 safety of coal mines comprehensive monitoring system; KJ83 mine supervision system, KJF2000 coal mine safety monitoring system, KJ236 personnel positioning attendance checking system etc.Owing to be related to the safety of country and individual's lives and properties; Need these systems to run without interruption continuously; Because these system's practice environment difference are bigger, receive the limitations affect of environment or physical condition easily, tend to cause these system exceptions machine of closing or delay; How to guarantee that supervisory control system stablizes the continual monitor data that from Coal Production, collects; And how to guarantee that main frame delays behind the machine, and standby host is the inner connecting tube host task at the appointed time, and it is particularly important that the application of data Dual-Computer Hot-Standby System just seems.
The utility model content
In order to guarantee the mine supervision system, run without interruption continuously like systems such as coal mine safety monitoring system, personnel location system, top board monitoring, the utility model has designed the data Dual-Computer Hot-Standby System, guarantees can carry out highly reliable, uninterrupted collection to monitor data.
For achieving the above object, the utility model is realized through following technical scheme:
The utility model discloses a kind of data Dual-Computer Hot-Standby System, comprising: main frame, standby host and memory device; Wherein, said main frame and standby host send heartbeat packet each other, in conjunction with said main frame and standby host self parameter state and user be provided with carry out the data copy, send, synchronously, handover operation; This system is through realizing based on the mode that has independent storage devices separately or based on the mode of shared storage device.
Further, wherein, said main frame timed sending heartbeat packet detects the connected state between active and standby machine, after said standby host is received said main frame heartbeat packet, replys the heartbeat packet of this machine, and heartbeat packet is made up of the state parameter of this machine.
Further; Wherein, the utility model is when having the independent storage devices mode separately, and the data that said main frame will data in synchronization storehouse table export to data file; Again data file is sent to said standby host, said standby host imports the corresponding database table with the data file that receives.
Further, wherein, the utility model is divided into database table different classes ofly when having the independent storage devices mode separately according to user's use and frequency, and lock in time respectively shown in record, formulates database synchronization scheme next time.
Further, wherein, the utility model for the data that needs are backed up in realtime, is installed real-time trigger when having the independent storage devices mode separately in the Relational database table, and any operation to this type of table all can touch trigger data are backed up in realtime.
Further, wherein, the utility model is during based on the shared storage device mode, and said shared storage device is disk array cabinet or storage area network SAN.
Further, wherein, the utility model is during based on the shared storage device mode; Server is through the working condition of another station server of heartbeat packet detecting; When a station server broke down, another station server was made judgement according to the situation of heartbeat packet detecting, switches.
Further, wherein, the utility model is tied to virtual ip address on the said main frame or standby host that is in active state when having the independent storage devices mode separately, makes described data Dual-Computer Hot-Standby System with same IP address service is provided externally.
Dual-Computer Hot-Standby System configuration on the market is complicated, and it is high that third party's heat is equipped with software cost.The utility model is actual towards Coal Production, disposes simply, and is with low cost, can effectively guarantee highly reliable, the uninterrupted collection to data under complex environment of mine supervision system.
Description of drawings
According to accompanying drawing and embodiment the utility model is done further explain below.
Fig. 1 is that the utility model is based on the fundamental diagram that has the independent storage devices mode separately;
Fig. 2 is the fundamental diagram of the utility model based on the shared storage device mode.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
The said data Dual-Computer Hot-Standby System of the utility model comprises: main frame, standby host and memory device; Wherein, said main frame and standby host send heartbeat packet each other, in conjunction with said main frame and standby host self parameter state and user be provided with carry out the data copy, send, synchronously, handover operation; This system is through realizing based on the mode that has independent storage devices separately or based on the mode of shared storage device.
Wherein, said main frame timed sending heartbeat packet detects the connected state between active and standby machine, after said standby host is received said main frame heartbeat packet, replys the heartbeat packet of this machine, and heartbeat packet is made up of the state parameter of this machine.
Fig. 1 has the fundamental diagram of independent storage devices mode separately for the utility model.As shown in Figure 1, this mode is mainly utilized synchronization of data, guarantees the data consistency of active and standby machine.
For the mode that has independent storage devices separately; Be through supporting the duplex software of mirror image; Said main frame copies to data in real time on the said standby host, and like this, same data just respectively are kept at portion on said main frame and standby host; If said main frame breaks down, can in time switch to said standby host.This mode cooperates because of not needing extra disk scheme, therefore has lower-cost characteristics, and this also is the data two-node cluster hot backup mode of the utility model acquiescence.
Adopt this data two-node cluster hot backup mode, said main frame will the data in synchronization storehouse data of table export to data file, again data file is sent to said standby host, said standby host imports the corresponding database table with the data file that receives.
Adopt this data two-node cluster hot backup mode; Heat is equipped with software and is divided into different classes of according to user's use and frequency database table; Lock in time respectively shown in record; Formulate database synchronization scheme next time, can be controlled at the difference of Millisecond the time of data record, thereby guaranteed the consistency of active and standby machine data.
Adopt this data two-node cluster hot backup mode, for the data that real-time is had relatively high expectations, real-time trigger is installed in the Relational database table, any operation to this type of table all can touch trigger data are backed up in realtime.
Based on the mode that has independent storage devices separately, said active and standby machine need carry out data copies, sends, synchronously, operation such as task switching.
Fig. 2 is the fundamental diagram of the utility model based on the shared storage device mode, and is as shown in Figure 2, and the shared storage device mode mainly provides switching through disk array, and the integrality and the continuity of data provided safeguard.User data generally can be placed on the disk array, and after said main frame was delayed machine, said standby host adapter task continued access data from the disk array.
The shared storage device mode adopts two-server, and main frame and standby host use the memory device of sharing each other, preferably use disk array cabinet or storage area network SAN.Two-server can adopt mutually be equipped with, principal and subordinate, parallel working method.In the course of the work, two-server will externally provide service with a virtual IP address, be about to virtual ip address and be tied on the movable server, make the data Dual-Computer Hot-Standby System with same address service is provided externally all the time.According to the difference of working method, services request is sent to wherein a station server bear, simultaneously, server is detected the working condition of another station server through heartbeat packet.When a station server broke down, another station server was made judgement according to the situation of heartbeat detecting, and switches, and took over service.For the user, this process is full automatic, in very short time, accomplishes, thereby can not impact business.
Owing to use the memory device of sharing, therefore the same data that are actually of said main frame and standby host use are managed it by two-shipper or clustered software, and the fail safe that this mode is stored is higher.
Adopt this mode, only need carry out task and switch, and not carry out data sync based on shared storage.
The utility model is actual towards Coal Production, disposes simply, and is with low cost, can effectively guarantee highly reliable, the uninterrupted collection to data under complex environment of mine supervision system.
Above-mentioned preferred embodiment of the present invention and the institute's application technology principle of being merely, any technical staff who is familiar with the present technique field in the technical scope that the present invention discloses, the variation that can expect easily or replacement, all should be encompassed in protection scope of the present invention in.
Claims (4)
1. a data Dual-Computer Hot-Standby System is characterized in that, this system comprises: main frame, standby host and memory device; Wherein, the heartbeat packet that said main frame and standby host send each other, in conjunction with said main frame and standby host self parameter state and user be provided with carry out the data copy, send, synchronously, handover operation; This system is through realizing based on the mode that has independent storage devices separately or based on the mode of shared storage device.
2. data Dual-Computer Hot-Standby System according to claim 1; It is characterized in that said main frame timed sending heartbeat packet detects the connected state between active and standby machine, after said standby host is received said main frame heartbeat packet; The heartbeat packet of this machine of answer, heartbeat packet is made up of the state parameter of this machine.
3. data Dual-Computer Hot-Standby System according to claim 1; It is characterized in that; The data Dual-Computer Hot-Standby System is when having the independent storage devices mode separately; Said main frame will the data in synchronization storehouse data of table export to data file, again data file is sent to said standby host, said standby host imports the corresponding database table with the data file that receives.
4. data Dual-Computer Hot-Standby System according to claim 1 is characterized in that, the data Dual-Computer Hot-Standby System is during based on the shared storage device mode, and said shared storage device is disk array cabinet or storage area network SAN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205506558U CN202551065U (en) | 2011-12-26 | 2011-12-26 | Data double-computer hot-standby system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205506558U CN202551065U (en) | 2011-12-26 | 2011-12-26 | Data double-computer hot-standby system |
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| CN202551065U true CN202551065U (en) | 2012-11-21 |
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| CN2011205506558U Expired - Lifetime CN202551065U (en) | 2011-12-26 | 2011-12-26 | Data double-computer hot-standby system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104408393A (en) * | 2014-12-08 | 2015-03-11 | 张君 | RFID label reading processed signal transmitting method directed towards bottled liquid food production |
| CN106682486A (en) * | 2016-12-19 | 2017-05-17 | 交控科技股份有限公司 | Safe computer platform and information processing method |
| CN107104810A (en) * | 2016-02-23 | 2017-08-29 | 北京中科同向信息技术有限公司 | One kind is based on HA double-machine standby technologies |
| CN109753387A (en) * | 2018-01-24 | 2019-05-14 | 比亚迪股份有限公司 | The double hot standby method and system of rail traffic multimedia system |
| CN109799797A (en) * | 2019-01-10 | 2019-05-24 | 国网陕西省电力公司 | The method of plant stand electric energy acquisition terminal two-node cluster hot backup |
| CN112199329A (en) * | 2020-09-24 | 2021-01-08 | 上海上讯信息技术股份有限公司 | Double-machine operation and maintenance data filing and cleaning method and equipment based on fortress machine |
-
2011
- 2011-12-26 CN CN2011205506558U patent/CN202551065U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104408393A (en) * | 2014-12-08 | 2015-03-11 | 张君 | RFID label reading processed signal transmitting method directed towards bottled liquid food production |
| CN107104810A (en) * | 2016-02-23 | 2017-08-29 | 北京中科同向信息技术有限公司 | One kind is based on HA double-machine standby technologies |
| CN106682486A (en) * | 2016-12-19 | 2017-05-17 | 交控科技股份有限公司 | Safe computer platform and information processing method |
| CN109753387A (en) * | 2018-01-24 | 2019-05-14 | 比亚迪股份有限公司 | The double hot standby method and system of rail traffic multimedia system |
| CN109753387B (en) * | 2018-01-24 | 2019-12-20 | 比亚迪股份有限公司 | Dual-computer hot standby method and system of rail transit multimedia system |
| CN109799797A (en) * | 2019-01-10 | 2019-05-24 | 国网陕西省电力公司 | The method of plant stand electric energy acquisition terminal two-node cluster hot backup |
| CN112199329A (en) * | 2020-09-24 | 2021-01-08 | 上海上讯信息技术股份有限公司 | Double-machine operation and maintenance data filing and cleaning method and equipment based on fortress machine |
| CN112199329B (en) * | 2020-09-24 | 2023-08-18 | 上海上讯信息技术股份有限公司 | Double-machine operation and maintenance data archiving and cleaning method and device based on fort machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA COAL RESEARCH INSTITUTE CO., LTD. Free format text: FORMER OWNER: COAL GENERAL ACADEMY Effective date: 20140804 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140804 Address after: 100013 Beijing, Hepingli Youth ditch East Road, No. 5, No. Patentee after: Co., Ltd of coal science and technology academy Address before: 100013 Beijing, Hepingli Youth ditch East Road, No. 5, No. Patentee before: General Research Institute of Coal Science |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
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| CX01 | Expiry of patent term |