CN102662803A - Double-controlled double-active redundancy equipment - Google Patents
Double-controlled double-active redundancy equipment Download PDFInfo
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- CN102662803A CN102662803A CN2012100653653A CN201210065365A CN102662803A CN 102662803 A CN102662803 A CN 102662803A CN 2012100653653 A CN2012100653653 A CN 2012100653653A CN 201210065365 A CN201210065365 A CN 201210065365A CN 102662803 A CN102662803 A CN 102662803A
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Abstract
The invention discloses double-control double-living redundancy equipment in characterized by comprising of a bus switching module (1), SAS interface storage equipment (2) connected to the bus switching module (1), a power supply (3) connected to the bus switching module (1) and used for producing working voltage to the bus switching module, and two hot-swappable controller systems (4) having same structure and connected to the bus switching module (1). The double-control double-living redundancy equipment can completely support an Active-Active operation mode. A mutual redundancy backup function of an iSCSI double controller can be achieved on a basis of x86 framework of a PC. Simultaneously, if one of the hot-swappable controller systems of the invention is invalid, all of operations on the invalid hot-swappable controller system will be switched into the other hot-swappable controller system. While the invalid hot-swappable controller system is recovered then controlling of the operations is immediately recovered as well. Therefore, the present invention provides a stable and reliable hardware platform for the whole system.
Description
Technical field
The present invention relates to network storage equipment technical field, specifically be meant a kind of two control dual-active redundance unit.
Background technology
At present; The double-controller system that market exists is generally the engine control system of two separations; Business datum between two engine control systems and management information are through setting up professional and management channels realizes that alternately it mainly comprises following several method:
1, do not have independently service channel and management channels (promptly using the disk channel of rear end), this kind pattern is difficult to ensure the switching performance of dual controller data, and the visit to the rear end disk simultaneously also can affect.
2, independently business and management channels are arranged, but physics and all irredundant in logic, system reliability is lower;
What adopt during the storage platform of present PCx86 framework is used all is above dual mode; Management channels adopts serial bus or synchronous " the heartbeat detecting " of network transmission to carry out alternately; Promptly break down or during off-line when console controller link wherein; Another console controller is then taken over its all disk read-write work, thereby realizes two synchronous workings between the console controller.
Yet; All there is common shortcoming in above dual mode: on the one hand; When data sync, need system software to pass through network and ceaselessly send synchronization packets; Can occupy the bandwidth that certain CPU processing time and network packet are handled comparatively speaking for a long time, thereby greatly reduce the performance of host performance ground; On the other hand, such scheme adopts two complete machines, and not only cost obviously wants high, and the space hold rate is bigger, does not meet the demand of present reality.
Summary of the invention
The object of the present invention is to provide and a kind ofly can greatly improve host performance, reduce a kind of two dual-active redundance units of controlling of cost of manufacture and space availability ratio.
The present invention realizes through following technical scheme: a kind of two control dual-active redundance units; Mainly by bus switching module, the SAS interface memory device that is connected with this bus switching module; Be connected with bus switching module and for it provides the power supply of WV, and the identical hot-swappable controller system of two structures that are connected with this bus switching module is formed.
Further; Described hot-swappable controller system is by connector; NTB bus controller that is connected with this connector and SAS controller; With the PCIE bridge joint that the NTB bus controller is connected with the SAS controller, the network controller that is connected with this PCIE bridge joint, and be connected with connector and support the plug-and-play circuit of hot plug function to form.
In order to realize the present invention preferably, described SAS interface memory device is built-in with the SAS bus run of the support Active-Active mode of operation of two standards, and these two SAS bus runs respectively with corresponding one by one being connected of interface of two connectors.
Described bus switching module then by respectively with two corresponding one by one two Host Controler Interfaces that are connected of connector, and the more than one SAS interface that is connected with the SAS interface memory device is formed.
Simultaneously, as its memory carrier, described power supply is the power module of outputting standard ATX power supply to SAS interface memory device of the present invention by the SAS disk.
The present invention compares than prior art, has the following advantages and beneficial effect:
(1) the present invention can support the Active-Active mode of operation fully, on the basis of the x86 of PC framework, can realize the function of redundancy backup each other of iSCSI dual controller.
(2) the present invention was when a hot-swappable controller system lost efficacy therein; All business on the hot-swappable controller system of this inefficacy can automatically switch on another hot-swappable controller system; And after recovering, can recover control immediately again to original business when the hot-swappable controller system that lost efficacy.Therefore, the present invention provides reliable and stable hardware platform for its total system.
(3) handoff procedure of the present invention is fully transparent to all users; Just once of short duration link failure and the recovery that main frame is seen; Therefore the present invention can thoroughly be implemented in the inner pair control redundancy features of realizing of a complete machine; Its performance is not only reliable and stable, and its cost is also cheap, and cost performance is high.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present invention;
Fig. 2 is a hot-swappable controller system structural representation of the present invention;
Fig. 3 is a Host Controler Interface electrical block diagram of the present invention;
Fig. 4 is a SAS interface circuit structural representation of the present invention.
Wherein, the Reference numeral title in the above accompanying drawing is respectively:
The 1-bus switching module, 2-SAS interface memory device, 3-power supply, the hot-swappable controller system of 4-, 5-connector, 6-NTB bus controller, 7-SAS controller, 8-PCIE bridge joint, 9-network controller.
Embodiment
Below in conjunction with instance the present invention is elaborated, but embodiment of the present invention is not limited in this.
Embodiment
Like Fig. 1～4; One-piece construction of the present invention comprises four part compositions; Be bus switching module 1, SAS interface memory device 2, be connected with bus switching module 1 and for it provides the power supply 3 of WV, and two hot-swappable controller systems 4 that structure is identical.The structure of two hot-swappable controller systems 4 of the present invention is identical; It is by connector 5, NTB bus controller 6 (None-Transparent Bridge; Non-transparent bridge), SAS controller 7 (Serial Attached SCSI; Serial Attached SCSI (SAS) is a SCSI of new generation technology), PCIE bridge joint 8, network controller 9 and support the plug-and-play circuit of hot plug function to form.Wherein, NTB bus controller 6, SAS controller 7 and plug-and-play circuit all are connected with connector 5, and PCIE bridge joint 8 then is connected with SAS controller 7 with this NTB bus controller 6 respectively, and 9 of described network controllers are connected with this PCIE bridge joint 8.Simultaneously, in this hot-swappable controller system 4, also be provided with storage system, so that store various kinds of data.
As its memory carrier, it is built-in with the SAS bus run of the support Active-Active mode of operation of two standards to described SAS interface memory device 2 by the SAS disk.Described these two SAS bus runs respectively with corresponding one by one being connected of interface of two connectors 5.Simultaneously, the dual-port of this SAS disk is supported the Active-Active mode of operation, can realize under the situation that data transmission breaks down that dual-port switches.
Bus switching module 1 then provides the bus linkage function for hot-swappable controller system 4 with SAS memory device 2; It comprises two corresponding one by one two Host Controler Interfaces that are connected of the interface with connector 5, forms with the more than one SAS interface that is connected with SAS interface memory device 2.The circuit structure of its Host Controler Interface is as shown in Figure 3, and the circuit structure of SAS interface is then as shown in Figure 4.3 of power supplys directly are connected with this bus switching module 1, and for it working current and voltage are provided.
In hot-swappable controller system 4, also be provided with storage system, this storage system is used to provide stores service, the cooperation NTB bus based on variety of protocol to realize two control redundancy features.
During connection, with SAS interface storage facilities 2, two hot-swappable controller systems 4, and system power supply 3 is received on the bus switching module 1; The network interface of hot-swappable controller system 4 links to each other with the network switch; When system moved, hot-swappable controller system 4 was operated in the Active-Active mode of operation, and system software is used to provide stores service; Simultaneously the duty of both sides' controller is detected, and fault alarm function is provided.When certain hot-swappable controller system 4 lost efficacy, all business on the hot-swappable controller system 4 of this inefficacy can switch on another hot-swappable controller system 4; After the hot-swappable controller system that lost efficacy 4 recovers, can recover control to original business.And in the whole process, all switchings are fully transparent for the user, just once of short duration link failure and the recovery that main frame is seen.
Simultaneously, the hot plug control circuit on the hot-swappable controller system 4 provides the hot plug function, guarantees that controller can not influence each item function of controller when warm swap.If certain hot-swappable controller system 4 breaks down; Can be under powering-off state not directly should hot-swappable controller system 4 pull out and keep in repair; Insert complete machine again after maintenance is good, system need not outage in the whole maintenance process, can continue to keep the operation of original business.
As stated, just can realize the present invention preferably.
Claims (6)
1. control the dual-active redundance unit for one kind pair; It is characterized in that: mainly by bus switching module (1), the SAS interface memory device (2) that is connected with this bus switching module (1); Be connected with bus switching module (1) and for it provides the power supply (3) of WV, and the identical hot-swappable controller system (4) of two structures that are connected with this bus switching module (1) is formed.
2. a kind of two control dual-active redundance units according to claim 1; It is characterized in that: described hot-swappable controller system (4) is by connector (5); NTB bus controller (6) that is connected with this connector (5) and SAS controller (7); With the PCIE bridge joint (8) that NTB bus controller (6) is connected with SAS controller (7), the network controller (9) that is connected with this PCIE bridge joint (8), and be connected with connector (5) and support the plug-and-play circuit of hot plug function to form.
3. a kind of two control dual-active redundance units according to claim 2; It is characterized in that: described SAS interface memory device (2) is built-in with the SAS bus run of the support Active-Active mode of operation of two standards, and these two SAS bus runs respectively with corresponding one by one being connected of interface of two connectors (5).
4. according to claim 2 or 3 described a kind of two control dual-active redundance units; It is characterized in that: described bus switching module (1) by respectively with corresponding one by one two Host Controler Interfaces that are connected of two connectors (5), and the more than one SAS interface that is connected with SAS interface memory device (2) is formed.
5. according to the said a kind of two control dual-active redundance units of claim 4, it is characterized in that: described SAS interface memory device (2) by the SAS disk as its memory carrier.
6. a kind of two control dual-active redundance units according to claim 4, it is characterized in that: described power supply (3) is the power module of outputting standard ATX power supply.
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| CN2012100653653A CN102662803A (en) | 2012-03-13 | 2012-03-13 | Double-controlled double-active redundancy equipment |
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| CN2012100653653A CN102662803A (en) | 2012-03-13 | 2012-03-13 | Double-controlled double-active redundancy equipment |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605616A (en) * | 2013-11-21 | 2014-02-26 | 浪潮电子信息产业股份有限公司 | Multi-controller cache data consistency guarantee method |
| CN103684719A (en) * | 2013-12-10 | 2014-03-26 | 中国船舶重工集团公司第七0九研究所 | Network dual-redundancy hot swap method independent of platforms |
| CN103970705A (en) * | 2014-04-24 | 2014-08-06 | 浪潮电子信息产业股份有限公司 | Multi-path server architecture design with redundant and symmetrical hot-plugging IO boxes |
| CN105007307A (en) * | 2015-06-18 | 2015-10-28 | 浪潮(北京)电子信息产业有限公司 | Storage control method and system |
| CN105260143A (en) * | 2015-11-09 | 2016-01-20 | 深圳市迪菲特科技股份有限公司 | Disk data transmission method and device in dual control disk array |
| CN105426275A (en) * | 2015-10-30 | 2016-03-23 | 成都华为技术有限公司 | Disaster recovery method and apparatus in dual-activation cluster system |
| CN106302480A (en) * | 2016-08-19 | 2017-01-04 | 浪潮(北京)电子信息产业有限公司 | A kind of based on NTB hardware with the communication means of SCSI communication protocol |
| CN106776152A (en) * | 2017-01-23 | 2017-05-31 | 北京腾凌科技有限公司 | The method and device of data backup |
| CN107766181A (en) * | 2017-09-12 | 2018-03-06 | 中国电子科技集团公司第五十二研究所 | A kind of dual controller storage High Availabitity subsystem based on PCIe non-transparent bridges |
| CN109032855A (en) * | 2018-07-24 | 2018-12-18 | 郑州云海信息技术有限公司 | A kind of dual control storage equipment |
| CN109614356A (en) * | 2018-12-10 | 2019-04-12 | 浪潮(北京)电子信息产业有限公司 | A kind of double-control system communication device |
| CN110134553A (en) * | 2019-05-13 | 2019-08-16 | 重庆八戒电子商务有限公司 | A kind of system and method automatically switched based on dual-active data center flow |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103605616A (en) * | 2013-11-21 | 2014-02-26 | 浪潮电子信息产业股份有限公司 | Multi-controller cache data consistency guarantee method |
| CN103684719A (en) * | 2013-12-10 | 2014-03-26 | 中国船舶重工集团公司第七0九研究所 | Network dual-redundancy hot swap method independent of platforms |
| CN103684719B (en) * | 2013-12-10 | 2017-02-15 | 中国船舶重工集团公司第七0九研究所 | Network dual-redundancy hot swap method independent of platforms |
| CN103970705A (en) * | 2014-04-24 | 2014-08-06 | 浪潮电子信息产业股份有限公司 | Multi-path server architecture design with redundant and symmetrical hot-plugging IO boxes |
| CN105007307B (en) * | 2015-06-18 | 2019-02-22 | 浪潮(北京)电子信息产业有限公司 | A kind of storage controlling method and system |
| CN105007307A (en) * | 2015-06-18 | 2015-10-28 | 浪潮(北京)电子信息产业有限公司 | Storage control method and system |
| US10671498B2 (en) | 2015-10-30 | 2020-06-02 | Huawei Technologies Co., Ltd. | Method and apparatus for redundancy in active-active cluster system |
| CN105426275A (en) * | 2015-10-30 | 2016-03-23 | 成都华为技术有限公司 | Disaster recovery method and apparatus in dual-activation cluster system |
| US11194679B2 (en) | 2015-10-30 | 2021-12-07 | Huawei Technologies Co., Ltd. | Method and apparatus for redundancy in active-active cluster system |
| CN105426275B (en) * | 2015-10-30 | 2019-04-19 | 成都华为技术有限公司 | The method and device of disaster tolerance in dual-active group system |
| US11809291B2 (en) | 2015-10-30 | 2023-11-07 | Huawei Technologies Co., Ltd. | Method and apparatus for redundancy in active-active cluster system |
| CN105260143A (en) * | 2015-11-09 | 2016-01-20 | 深圳市迪菲特科技股份有限公司 | Disk data transmission method and device in dual control disk array |
| CN106302480B (en) * | 2016-08-19 | 2019-05-10 | 浪潮(北京)电子信息产业有限公司 | A kind of communication means based on NTB hardware and SCSI communication protocol |
| CN106302480A (en) * | 2016-08-19 | 2017-01-04 | 浪潮(北京)电子信息产业有限公司 | A kind of based on NTB hardware with the communication means of SCSI communication protocol |
| CN106776152A (en) * | 2017-01-23 | 2017-05-31 | 北京腾凌科技有限公司 | The method and device of data backup |
| CN107766181A (en) * | 2017-09-12 | 2018-03-06 | 中国电子科技集团公司第五十二研究所 | A kind of dual controller storage High Availabitity subsystem based on PCIe non-transparent bridges |
| CN107766181B (en) * | 2017-09-12 | 2021-04-20 | 中国电子科技集团公司第五十二研究所 | Double-controller storage high-availability subsystem based on PCIe non-transparent bridge |
| CN109032855A (en) * | 2018-07-24 | 2018-12-18 | 郑州云海信息技术有限公司 | A kind of dual control storage equipment |
| CN109032855B (en) * | 2018-07-24 | 2021-12-03 | 郑州云海信息技术有限公司 | Double-control storage device |
| CN109614356B (en) * | 2018-12-10 | 2023-02-28 | 浪潮(北京)电子信息产业有限公司 | Double-control system communication device |
| CN109614356A (en) * | 2018-12-10 | 2019-04-12 | 浪潮(北京)电子信息产业有限公司 | A kind of double-control system communication device |
| CN110134553A (en) * | 2019-05-13 | 2019-08-16 | 重庆八戒电子商务有限公司 | A kind of system and method automatically switched based on dual-active data center flow |
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Application publication date: 20120912 |