CN1747346A - Redundant duplication and duplicator for mutiple data area in telecommunication system - Google Patents
Redundant duplication and duplicator for mutiple data area in telecommunication system Download PDFInfo
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Abstract
The method includes following steps: multi units are set in the communication system above, which are divided into N main data units and M standby data units. Multi data regions are set in each unit. The data region in main units is used as main data region, and the data region in standby data unit is used as standby data region. A main control unit Z is set to control all data regions; when system has failure, the main control unit Z starts standby data region in standby unit to replace main data region and to be as main data region
Description
Technical field
The present invention relates to the communication switcher field, redundancy backup method and device in particularly a kind of communication field switching system.
Background technology
In the design of switch, distributed design has become the main flow of switch design, how in distributed design, guarantees the work of multimode, multiunit steady ordered, improves the fault freedom of system, seems extremely important.Generally adopt the redundant fashion of 1: 1 active/standby backup at present; 1: the backup mode of N; these forms are all not too flexible; if this 1: 1 backup mode is all adopted in the data field in all unit; promptly a master has the backup of a stand-by unit as its data field with the unit; to increase the number in preliminary data district greatly like this; this backup mode is relatively wasted resource; and 1: the backup mode of N; redundancy backup mode has certain limitation, does not satisfy the demand of multi-to-multi, has only the unit of a redundancy backup; redundancy is not high enough, can not play the effect of System Fault Tolerance protection well.Below this method provided by the invention provide strong assurance for the fault freedom that system is provided.
Summary of the invention
The technical problem to be solved in the present invention is to provide the redundancy backup method and the device in multidata district in a kind of communication system, optimized resource distribution, can improve the fault freedom of system again effectively, make the system redundancy height, guarantee the work of multimode, multiunit steady ordered.
To achieve these goals, the invention discloses the redundancy backup method in multidata district in a kind of communication system, comprise the steps:
A plurality of unit are set in described communication system, and with described a plurality of unit be divided into N main with data cell and M preliminary data unit, a plurality of data fields are set in each unit, the data field is used as main in described main data field with data cell, and the data field of described preliminary data unit is as the preliminary data district;
A main control unit Z is set is used to control all data fields, in system's operation sometime, can only there be N the main data cell of using carrying out practical business in the system at most, be in the main state of using, business is not carried out in data field in M unit, is in the stand-by state; After the unit of carrying out business in the system breaks down, main control unit Z enables the unit with preliminary data district in M the preliminary data unit, in this unit, select the preliminary data district as the main data field of using, took over original barrier for some reason and out-of-work main work with the data field continues to provide business service.
The redundancy backup method in multidata district in the described communication system also comprises by configuration data and disposes the described main number N of data cell and the number M of preliminary data unit used, different power system capacities, and different exchange attributes disposes different ratios.
The number M of described preliminary data unit is less than main number N with data cell far away.
The redundancy backup method in multidata district in the described communication system comprises that also the data field that described each unit is set has identical number.
There is the unit of the business carried out to break down in the described system, comprises that at least one master of the unit that this is carrying out business is broken down with the data field.
Described main control unit Z enables the unit that has the preliminary data district in M the unit, must use up the preliminary data district in this stand-by unit earlier after, go to scan and seek the data field of next stand-by unit again.
Described scanning in stand-by unit after the preliminary data district takes over fault data district work has mainly with certain data field fault to the whole system alarm, illustrate in warning information that simultaneously this data field fault has scanned the preliminary data district.
The redundancy backup method in multidata district in the described communication system also comprises: if do not have the stand-by unit in preliminary data district, then directly finishes, and to whole system alarm preliminary data district deficiency.
Carrying out professional unit in the described system and breaking down, the stand-by unit that main control unit Z selects a preliminary data district to equate with this cell data district in M stand-by unit is taken over the business of trouble unit.
The redundancy backup method in multidata district in the described communication system also comprises the described unit that breaks down is changed to fault case, simultaneously described stand-by unit is used state to be set to the master, and to whole system alarm failure unit, to guarantee the fault-tolerant of system.
The redundancy backup method in multidata district in the described communication system if when the unit of no full backup data field is enabled by main control unit Z in M stand-by unit, directly finishes, and to whole system alarm failure unit.
In order to realize above-mentioned purpose better, the invention also discloses the redundancy backup apparatus in multidata district in a kind of communication system, in described communication system, have a plurality of unit, comprise N main data cell and M preliminary data unit used, in each unit, there are a plurality of data fields, the data field is used as the master in described main data field with data cell, the data field of described preliminary data unit is as the preliminary data district, a main control unit Z is used for the control of all data fields, in system's operation sometime, can only there be N the main data cell of using carrying out practical business in the system at most, be in the main state of using, business is not carried out in data field in M unit, is in the stand-by state; After the unit of carrying out business in the system breaks down, main control unit Z scans and enables the unit that has the preliminary data district in M the preliminary data unit, in this unit, select the preliminary data district as the main data field of using, took over original barrier for some reason and out-of-work main work with the data field continues to provide business service.
The redundancy backup apparatus in multidata district in the described communication system, described master can dispose by configuration data with the number N of data cell and the number M of preliminary data unit, different power system capacities, different exchange attributes disposes different ratios.
The number M of described preliminary data unit is less than main number N with data cell far away.
The number of the data field of described each unit all is identical.
Described main control unit Z also comprises an Alarm Unit, being used for main control unit Z scans after the preliminary data district takes over fault data district work at stand-by unit, the master is arranged with certain data field fault to the whole system alarm, illustrate in warning information that simultaneously this data field fault has scanned the preliminary data district.
Described Alarm Unit also is used for the stand-by unit that main control unit Z does not scan the preliminary data district, then directly finishes, and to whole system alarm preliminary data district deficiency.
The present invention can effectively solve 1: 1 resource backup waste problem, also solve 1: the defective of N backup mode, 1: N backup can only one-to-many, can not realize the backup of multi-to-multi, and the present invention can realize the backup mode of multi-to-multi, optimize the mode of resource distribution greatly, can be according to the different attribute of configuration office, come the backup mode of resource allocation as the different telephone traffic of intra-office, configuration mode is flexible, can effectively improve the fault freedom of system again.
Description of drawings
Fig. 1 is a logical block schematic diagram in the device of the present invention;
Fig. 2 is a method flow schematic diagram of the present invention.
Embodiment
Redundancy backup method of the present invention is meant in system, there are a plurality of unit, comprise that N master uses data cell A1, A2, An, with M preliminary data unit B 1, B2, Bm, in unit A1, there be a1 data field, in the A2 unit, there be a2 data field, and the like, N such unit arranged, last unit is An, an data field arranged in the An unit, Nx equals a1+a2+ ... an, the data field is used as main in Nx data field, has b1 data field in the B1 unit, b2 in a B2 unit data field, and the like in M such unit, last unit is Bm, and bm data field arranged in Bm, Mx equals b1+b2+ ... bm, Mx data field is as the preliminary data district.
Can do the backup of data field between the active and standby data field.Whole this Nx+Mx data area resource is managed by a main control unit Z, and itself there is high reliability the Z unit, and redundant measure is arranged.In system operation sometime, can only have N unit carrying out practical business in the Nx+Mx system at most, be in the state of using of leading, business is not carried out in Mx data field in M unit, is in the stand-by state.The number of N and M unit can dispose by configuration data.Different power system capacities, different exchange attributes, can dispose different N: the M ratio, the number of M will be less than the number of N far away generally speaking.After having certain master who carries out in professional certain unit to break down in the system with the data field, main control unit Z scans and enables the unit that has the preliminary data district in M the unit, in this unit, select the preliminary data district as the main data field of using, share original barrier for some reason and out-of-work main work with the data field, continue to provide business service, reach the purpose in Backup Data district.
Main control unit Z also comprises an Alarm Unit in addition, being used for main control unit Z scans after the preliminary data district takes over fault data district work at stand-by unit, the master is arranged with certain data field fault to the whole system alarm, illustrate in warning information that simultaneously this data field fault has scanned the preliminary data district.Described Alarm Unit also is used for the stand-by unit that main control unit Z does not scan the preliminary data district, then directly finishes, and to whole system alarm preliminary data district deficiency.
In Fig. 1, there is main control unit Z, all will be when N+M unit starting to main control unit Z registration, the state of N+M unit of main control unit Z control, and writing down the number of the primary, spare data field of data field in each unit, the data field number of each unit all is identical.
Specific implementation is seen Fig. 2, mainly comprises:
1. in the actual motion system, there be N master to use the unit, M stand-by unit, it is all preliminary data district numbers that Nx uses data field number, Mx for all are main, and the Z unit is a main control unit, and the A unit reports the Z main control unit with certain data field fault of this unit.
2.Z main control unit is in a standby M unit, scan a unit P who has the preliminary data district, in the P unit, select a preliminary data district as the main data field of using, share original barrier for some reason and out-of-work main work with the data field, continue to provide business service, this failover finishes.As after scanning all stand-by units, can not find the unit in preliminary data district, directly the preliminary data district of alarming all unit to the backstage uses up.
More particularly, the concrete redundant process following steps in certain data field in certain unit:
Step 1, certain in certain (being assumed to be Ak the unit) unit in N the unit is main to break down with data field (being assumed to be Akk), reports main control unit Z.
Step 2, after main control unit Z received Akk data field fault message, main control unit Z selected a unit (being assumed to be Bk unit) that has the preliminary data district in M stand-by unit.Select the principle in preliminary data district: after guaranteeing to use up earlier the preliminary data district in certain stand-by unit, just go for the data field of other stand-by units.In Bk unit, look for a preliminary data district (being assumed to be Bkk) to take over the work in Akk fault data district, change step 3.If do not have the preliminary data district in Bk the unit, change step 4.
Step 3, normal termination has the master with Akk data field fault to the whole system alarm, illustrates in warning information that simultaneously Akk data field fault scanned the preliminary data district.
Step 4, in M unit, look for the preliminary data district in the next stand-by unit, after scanning the unit that has the preliminary data district, in this stand-by unit, scan the preliminary data district and take over the work in Akk fault data district, have main with Akk data field fault to the whole system alarm, Akk data field fault of explanation scanned the preliminary data district, normal termination in warning information simultaneously.If do not scan the stand-by unit that has the preliminary data district, there is not such preliminary data district in the expression whole system, change step 5.
Step 5 directly finishes, and to whole system alarm preliminary data district deficiency.
The following describes the special case of certain data field fault in above-mentioned certain unit, i.e. whole unit fault, this is actually a plurality of data fields fault in certain unit, but can adopt simple more redundant fashion, the concrete redundant process of whole unit as follows in realization:
After in step 1.N unit certain (being assumed to be Ak) unit breaks down, illustrate that ak master on the Ak unit is with the whole faults in data field.
Step 2. notifications main control unit Z breaks down at Ak unit, the stand-by unit (being assumed to be Bm) that main control unit Z selects a preliminary data district to equate with Ak cell data district in M stand-by unit is taken over the business of trouble unit, change step 3, if there is no such stand-by unit changes 4
Step 3. is changed to fault case with Ak unit, and simultaneously Bm unit is changed to the master and uses state, and to whole system alarm failure unit, thereby the system of assurance is fault-tolerant.
The unit of the no full backup of step 4. data field (the full backup data field: the preliminary data district on this unit is not all used) directly finishes, and to whole system alarm failure unit.
Claims (10)
1. the redundancy backup method in multidata district in the communication system is characterized in that, comprises the steps:
A plurality of unit are set in described communication system, and with described a plurality of unit be divided into N main with data cell and M preliminary data unit, a plurality of data fields are set in each unit, the data field is used as main in described main data field with data cell, and the data field of described preliminary data unit is as the preliminary data district;
A main control unit Z is set is used to control all data fields, in system's operation sometime, can only there be N the main data cell of using carrying out practical business in the system at most, be in the main state of using, business is not carried out in data field in M unit, is in the stand-by state; After the unit of carrying out business in the system breaks down, main control unit Z scans and enables the unit with preliminary data district in M the preliminary data unit, in this unit, select the preliminary data district as the main data field of using, took over original barrier for some reason and out-of-work main work with the data field continues to provide business service.
2. the redundancy backup method in multidata district in the communication system as claimed in claim 1, it is characterized in that, also comprise by configuration data and dispose the described main number N of data cell and the number M of preliminary data unit used, different power system capacities, different exchange attributes disposes different ratios.
3. the redundancy backup method in multidata district is characterized in that in the communication system as claimed in claim 1, comprises that also the data field that described each unit is set has identical number.
4. the redundancy backup method in multidata district in the communication system as claimed in claim 1, it is characterized in that, described in stand-by unit, scanning after the preliminary data district takes over fault data district work, the master is arranged with certain data field fault to the whole system alarm, illustrate in warning information that simultaneously this data field fault has scanned the preliminary data district.
5. the redundancy backup method in multidata district in the communication system as claimed in claim 1, it is characterized in that, carrying out professional unit in the described system breaks down, all break down in the data field of whole unit, main control unit Z selects a preliminary data district carrying out the business that the equal stand-by unit in professional cell data district is taken over trouble unit with this in M stand-by unit.
6. the redundancy backup method in multidata district in the communication system as claimed in claim 5, it is characterized in that, also comprise the described unit that breaks down is changed to fault case, simultaneously described stand-by unit is used state to be set to the master, and to whole system alarm failure unit, to guarantee the fault-tolerant of system.
7. the redundancy backup method in multidata district is characterized in that in the communication system as claimed in claim 5, if when the unit of no full backup data field is enabled by main control unit Z in M stand-by unit, directly finish, and to whole system alarm failure unit.
8. the redundancy backup apparatus in multidata district in the communication system, in described communication system, have a plurality of unit, comprise N main data cell and M preliminary data unit used, in each unit, there are a plurality of data fields, the data field is used as the master in described main data field with data cell, the data field of described preliminary data unit is as the preliminary data district, it is characterized in that, described communication system also comprises a main control unit Z, is used for the control of all data fields, in system's operation sometime, can only there be N the main data cell of using carrying out practical business in the system at most, be in the main state of using, business is not carried out in the data field in M unit, is in the stand-by state; After the unit of carrying out business in the system breaks down, main control unit Z scans and enables the unit that has the preliminary data district in M the preliminary data unit, in this unit, select the preliminary data district as the main data field of using, took over original barrier for some reason and out-of-work main work with the data field continues to provide business service.
9. the redundancy backup apparatus in multidata district in the communication system as claimed in claim 8, it is characterized in that described master can dispose different power system capacities by configuration data with the number N of data cell and the number M of preliminary data unit, different exchange attributes disposes different ratios.
10. the redundancy backup apparatus in multidata district is characterized in that in the communication system as claimed in claim 9, and the number of the data field of described each unit all is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100095116A CN100444534C (en) | 2004-09-06 | 2004-09-06 | Redundant duplication and duplicator for mutiple data area in telecommunication system |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2004100095116A CN100444534C (en) | 2004-09-06 | 2004-09-06 | Redundant duplication and duplicator for mutiple data area in telecommunication system |
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| Publication Number | Publication Date |
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| CN1747346A true CN1747346A (en) | 2006-03-15 |
| CN100444534C CN100444534C (en) | 2008-12-17 |
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| CNB2004100095116A Expired - Lifetime CN100444534C (en) | 2004-09-06 | 2004-09-06 | Redundant duplication and duplicator for mutiple data area in telecommunication system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101471845B (en) * | 2007-12-27 | 2011-06-15 | 中国移动通信集团公司 | Method for adjusting data block counterpart number and metadata server node |
| CN103618769A (en) * | 2013-11-15 | 2014-03-05 | 华为技术有限公司 | Redundancy configuration method, system and related device |
| CN103684720A (en) * | 2014-01-06 | 2014-03-26 | 迈普通信技术股份有限公司 | Selection method and device for master and slave service unit |
| CN105302649A (en) * | 2015-12-03 | 2016-02-03 | 中国联合网络通信集团有限公司 | Disaster recovery backup method and system |
| CN106569764A (en) * | 2016-10-24 | 2017-04-19 | 浙江大华技术股份有限公司 | Display system, method for decoding device hot backup in display system and backup decoding device |
| CN107689879A (en) * | 2016-08-04 | 2018-02-13 | 中兴通讯股份有限公司 | The management method and device of Virtual NE |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7085225B2 (en) * | 2001-09-27 | 2006-08-01 | Alcatel Canada Inc. | System and method for providing detection of faults and switching of fabrics in a redundant-architecture communication system |
| CN100336309C (en) * | 2002-05-02 | 2007-09-05 | 中兴通讯股份有限公司 | Method of conducting protocol calling and data processing on main backup module |
-
2004
- 2004-09-06 CN CNB2004100095116A patent/CN100444534C/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101471845B (en) * | 2007-12-27 | 2011-06-15 | 中国移动通信集团公司 | Method for adjusting data block counterpart number and metadata server node |
| CN103618769A (en) * | 2013-11-15 | 2014-03-05 | 华为技术有限公司 | Redundancy configuration method, system and related device |
| CN103684720A (en) * | 2014-01-06 | 2014-03-26 | 迈普通信技术股份有限公司 | Selection method and device for master and slave service unit |
| CN105302649A (en) * | 2015-12-03 | 2016-02-03 | 中国联合网络通信集团有限公司 | Disaster recovery backup method and system |
| CN107689879A (en) * | 2016-08-04 | 2018-02-13 | 中兴通讯股份有限公司 | The management method and device of Virtual NE |
| CN106569764A (en) * | 2016-10-24 | 2017-04-19 | 浙江大华技术股份有限公司 | Display system, method for decoding device hot backup in display system and backup decoding device |
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| Publication number | Publication date |
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| CN100444534C (en) | 2008-12-17 |
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