CN105607872A - Storage apparatus - Google Patents
Storage apparatus Download PDFInfo
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- CN105607872A CN105607872A CN201510962547.4A CN201510962547A CN105607872A CN 105607872 A CN105607872 A CN 105607872A CN 201510962547 A CN201510962547 A CN 201510962547A CN 105607872 A CN105607872 A CN 105607872A
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- storage
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0614—Improving the reliability of storage systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0683—Plurality of storage devices
- G06F3/0689—Disk arrays, e.g. RAID, JBOD
Abstract
An embodiment of the present invention provides a storage apparatus, and relates to the technical field of computers, so as to meet a storage RAS characteristic of a multi-path server. The storage apparatus comprises at least two storage controllers, at least two storage expansion modules and a storage disk. The at least two storage controller are connected to a processor of a multi-path server, and each storage controller is connected to each storage expansion module among the at least two storage expansion modules; the at least two storage expansion modules are connected to the storage disk; a first storage controller is used for performing conversion between data of a first data type and data of a second data type, and sending the data of the second data type to a master storage expansion module, and when a second storage controller has a failure, processing the conversion between the data of the first data type, which is processed by the second storage controller, and the data of the second data type; the storage expansion module is used for storing the data of the second data type into the storage disk; and the storage disk is used for storing the data of the second data type.
Description
Technical field
The present invention relates to field of computer technology, relate in particular to a kind of storage device.
Background technology
Along with the develop rapidly of the communication technology, the CPU (Central comprising in serverProcessingUnit, central processing unit) quantity be also on the increase, multipath server applicationAnd give birth to. It is multiple that multipath server refers to that the quantity of physical cpu in server has, thing in serverThe quantity of reason CPU determines the quantity of " multichannel " in server. For example, in server, comprise 16Individual physical cpu, Ze Wei 16 road servers. In multipath server, the quantity of physical cpu is more,The ability of its deal with data is just higher, and therefore, 32 He64 road, road servers become multipath serverDevelopment trend.
Along with the development of multipath server, to the storage of multipath server constantly towards RAS(Reliability, Availability, Serviceability high reliability, high availability, high serviceProperty) future development. In the prior art, the storage device of multipath server expands by storageExhibition module can extension storage data disk array, can meet the magnanimity number of multipath serverAccording to storage. If but the storage device fault of multipath server, cannot be again to multipath serverCarry out the storage of data, cause the data of multipath server to store in time, Wu Faman(Serviceability height can for Reliability, Availability for the storage RAS of foot multipath serverLean on property, high availability, high service) characteristic.
Summary of the invention
Embodiments of the invention provide a kind of storage device, in order to meet the storage of multipath serverRAS characteristic.
For achieving the above object, embodiments of the invention adopt following technical scheme:
The embodiment of the present invention provides a kind of storage device, is applied to multipath server, comprising:At least two storage controls, at least two storage expanding modules, and memory disk; Wherein,Described at least two storage controls are connected with the processor of described multipath server, and each depositingStorage controller also with described at least two storage expanding modules in each storage expanding module connectConnect; Described at least two storage expanding modules are connected with described memory disk; The first storage is controlledDevice, for carrying out the conversion between the data of the first data type and the data of the second data type,The data of the second data type are sent to described primary storage expansion module; And in the second storage controlWhen device fault processed, process the data and second of the first data type of the second storage control processingConversion between the data of data type; Described the first data type is locating of described multipath serverThe data type that reason device can be identified; Described the second data type is that described memory disk can be knownThe not also data type of storage; Described the first storage control is that described at least two storages are controlledAny storage control in device; Described the second storage control is described at least two storagesAny storage control in controller except described the first storage control; Described storageExpansion module, for being stored to the data of the second data type of described storage control transmissionDescribed memory disk; Described memory disk, for storing the data of the second data type.
Alternatively, described the first storage control, also for obtaining described the second storage controlHeartbeat data packets; Determine described second according to the heartbeat data packets of described the second storage controlWhether fault of storage control; Described in the heartbeat data packets of described the second storage control indicatesThe running status of the second storage control.
Alternatively, described the first storage control, also for determining described the second storage controlDevice when fault, does not determine that according to the heartbeat data packets of described the second storage control described second depositsWhether storage controller needs equally loaded; If described the second storage control needs equally loaded, logicalThe processor of crossing the multipath server being connected with described the first storage control, obtains and need be dispensed toThe data of the first data type of described the second storage control; And the need that obtain are dispensed to instituteStating the data of the first data type of the second storage control processes accordingly.
Alternatively, described the first storage control, also for obtaining by described storage expanding moduleGet the data of the second data type in described the second storage control.
Alternatively, the first storage expanding module, also for obtaining the heart of the second storage expanding moduleJump packet; Determine that according to the heartbeat data packets of described the second storage expanding module described second depositsWhether fault of storage expansion module; And in the time of described the second storage expanding module fault, described in processingThe business of the second storage expanding module processing; Described the first storage expanding module is described at least twoAny storage expanding module in individual storage expanding module; Described the second storage expanding module is instituteState at least two storage expanding modules any except described the first storage expanding moduleStorage expanding module; The heartbeat data packets of described the second storage expanding module indicates described secondThe running status of storage expanding module.
Alternatively, the processor of described at least two storage controls and described multipath server connectsConnect and comprise: at least two processing of described at least two storage controls and described multipath serverDevice connects.
Alternatively, also comprise: cascade miniSASHD connector; Described storage expanding moduleBe connected with the mini serial small computer interface of described cascade high density miniSASHD connector.
Alternatively, described the first data type is peripheral element extension interface Bus PC IE type;Described the second data type is serial small computer interface SAS type.
The embodiment of the present invention provides a kind of storage device, is applied to multipath server, comprising: extremelyFew two storage controls, at least two storage expanding modules, and memory disk; Wherein, at leastTwo storage controls are connected with the processor of multipath server, and each storage control also with extremelyEach storage expanding module in few two storage expanding modules connects; At least two Memory Extension mouldsPiece is connected with memory disk; The first storage control, for the data of carrying out the first data type withConversion between the data of the second data type, is sent to primary storage by the data of the second data type and expandsExhibition module; And in the time of the second storage control fault, process first of the second storage control processingConversion between the data of the data of data type and the second data type; The first data type is multichannelThe data type that the processor of server can be identified; The second data type is that memory disk can be knownThe not also data type of storage; Arbitrary when the first storage control at least two storage controlsIndividual storage control; The second storage control is except the first storage control at least two storage controlsAny storage control outside device processed; Storage expanding module, for sending storage controlThe data of the second data type be stored to memory disk; Memory disk, for storing the second dataThe data of type. Like this, the processor of the storage control in storage device and multipath server connectsConnect, and storage control can be by the data of the first data type of the processor of multipath serverBe converted to the data of the second data type, and the data of the second data type are passed through to Memory Extension mouldPiece is stored in memory disk. The first storage control, in the time of the second storage control fault, is taken overThe second storage control, carries out the conversion of data, thereby the second storage control can be connectedThe data of the processor of server are stored in memory disk. And then can be at a storage controlAlso the data that can store in time multipath server when fault, have realized and have met depositing of multipath serverThe object of storage RAS characteristic.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below will be to embodiment orIn description of the Prior Art, the accompanying drawing of required use is briefly described, apparently, belowAccompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain other according to these accompanying drawingsAccompanying drawing.
The structural representation of a kind of storage device that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the another kind of storage device that Fig. 2 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, to the technical side in the embodiment of the present inventionCase is clearly and completely described, and obviously, described embodiment is only one of the present inventionDivide embodiment, instead of whole embodiment. Based on the embodiment in the present invention, this area is generalLogical technical staff is not making the every other embodiment obtaining under creative work prerequisite,All belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of storage device, is applied to multipath server. As Fig. 1Shown in, storage device comprises: at least two storage controls 101, at least two Memory Extension mouldsPiece 102, and memory disk 103. Wherein,
At least two storage controls 101 are connected with the processor of multipath server, and each depositingStorage controller 101 also with at least two storage expanding modules 102 in each storage expanding module102 connect; At least two storage expanding modules 102 are connected with memory disk 103.
Concrete, the storage control 101 of storage device is connected with the processor of multipath server,Like this can storage control 101 can get in the processor of multipath server and need storageTo the data in memory device. Because storage control 101 cannot be directly to the storage number obtainingAccording to directly storing, the data of obtaining need to be stored to the storage magnetic that memory space is largerDish. And in order to facilitate the expansion of memory space of memory device, by storage expanding module 102 withMemory disk connects, and now storage control 101 can be connected with storage expanding module 102,To the data of obtaining are stored in memory disk by storage expanding module 102.
Further, each storage control 101 need connect with all storage expanding modules 102Connect, be, each storage expanding module 102 is all connected with all storage controls 101.
The first storage control, for carrying out data and second data type of the first data typeData between conversion, the data of the second data type are sent to primary storage expansion module. AndIn the time of the second storage control fault, process the first data type of the second storage control processingData and the data of the second data type between conversion.
Wherein, the first data type is the data type that the processor of multipath server can be identified.The second data type is the data type that memory disk can be identified and store. The first storage is controlledDevice is any storage control at least two storage controls 101. The second storage is controlledDevice is any storage except the first storage control at least two storage controls 101Controller.
Storage expanding module 102, for the second data type that storage control 101 is sentData are stored to memory disk 103.
Memory disk 103, for storing the data of the second data type.
Concrete, due to data type and the storage of the data of the processor identification of multipath serverThe data type difference of the data of disk storage, like this, has obtained many at storage control 101When data in the processor of road server, need to carry out turning of data type to the data of obtainingChange, just can carry out the storage of data. In storage device, any storage control isOne storage control can carry out between the data of the first data type and the data of the second data typeConversion. That is to say, the storage control 101 in storage device all can be realizedThe data of one data type are converted to the data of the second data type, also can realize the second numberBe converted to the data of the first data type according to the data of type. The first storage control is by firstThe data of data type be converted to the second data type after, can by conversion after the second dataThe data of type are sent in storage expanding module 102, so that storage expanding module 102 is byThe data of two data types are sent to memory disk 103, store.
Storage expanding module 102 has connected storage control 101 and memory disk 103, therefore,The data of the second data type that storage expanding module 102 can send storage control 101Be sent in memory disk 103.
Further, storage expanding module 102 also can get from memory disk 103The data of two data types, and the data of the second data type of obtaining are sent to storage controlDevice 101.
Now, the processor in the multipath server connecting at the first storage control need to be from depositingWhile obtaining data in storage disk, can send to the first storage control the relevant letter of desired dataBreath, the first storage control can receive after desired data relevant information, resolves this and is correlated withInformation, knows the required data of processor in multipath server, and then can expand by storageIt is required that exhibition module 102 gets processor in the multipath server that memory disk 103 storesData, and these data are converted to the data of the first data type, and can be fed back to manyIn processor in the server of road.
At least two storage controls 101 in storage device can mutually mutually redundant storage controlDevice processed, therefore, in the time of certain storage control 101 fault, other storage controls 101 canReplace the storage control 101 of fault, need the data of processing to carry out to failed storage controller 101Corresponding data processing. Be, in the time of the second storage control fault, the first storage controlCan get the processor need that the second storage control connects by the processor of multipath serverThe data of the first data type of storage. Now, the first storage control can by obtain thisThe data of the first data type are carried out data transaction, are converted into the data of the second data type.And the data of the second data type after conversion are transferred to storage by storage expanding module 102In disk, stored the data of the second data type by memory disk. Connect at the second storage controlWhen the processor connecing need obtain data from memory disk, can obtain by the first storage controlGet its required data, and by the first storage control, these data are turned by the second data typeBe changed to the first data type, and feed back to the processor that the second storage control connects.
Further, the processor of multipath server obtains the process of data from memory disk 103Can be: the processor of multipath server sends required obtaining to the storage control 101 of its connectionThe relevant information of the data of getting. Now storage control 101 receives the multichannel service of its connectionAfter the relevant information of the required data of the processor of device, can resolve relevant information and then know itThe required data of processor of the multipath server connecting. Now, storage control 101 canSend the message of obtaining required data, storage expanding module 102 to storage expanding module 102Be sent to memory disk 103 to this message, memory disk 103 can be known storage according to this messageThe data that controller 101 is required, and then find 101 of storage controls in the data of storageThe data that need, and these data are sent to storage control 101 by storage expanding module 102.Memory disk 103 returns by storage expanding module 102 storage control 101 receivingAfter data, because these data are the data of the second data type, now storage control 101 needsTo be the first data type by the second data type conversion by these data, and will be converted to the first numberBe sent to according to the data of type in the processor of multipath server of its connection.
Further, the first data type is PCIE ((PeripheralComponentInterconnectExpress, peripheral element extension interface bus) type. Be multichannel serviceThe data of the processor processing in device are all data of PCIE type.
Further, the second data type is SAS (SerialAttachedSCSI (SmallComputerSystemInterface, small computer system interface), serial SCSI) and type.Be, the data that memory disk 103 is stored are all data of SAS type.
Further, at least two storage controls 101 are connected with the processor of multipath serverComprise: at least two storage controls 101 are connected with at least two processors of multipath server.
That is to say 101 points of the each storage controls at least two storage controls 101Do not connect a processor in multipath server, and different storage controls 101 connects manyThe different processor of road server.
Like this, the storage control in storage device is connected with the processor of multipath server, andAnd storage control can be by the data transaction of the first data type of the processor of multipath serverBe the data of the second data type, and the data of the second data type are passed through to storage expanding moduleBe stored in memory disk. The first storage control, in the time of the second storage control fault, is taken overThe second storage control, carries out the conversion of data, thereby the second storage control can be connectedThe data of processor of server be stored in memory disk. And then can be a storage controlAlso the data that can store in time multipath server when device fault processed, have realized the multichannel service that meetsThe object of the storage RAS characteristic of device.
Further, the first storage control, also for obtaining the heartbeat of the second storage controlPacket; Whether determine the second storage control according to the heartbeat data packets of the second storage controlFault.
Wherein, the heartbeat data packets of the second storage control indicates the fortune of the second storage controlRow state.
It should be noted that, in the running status of the second storage control, include the second storage controlWhether device processed the state of fault.
Concrete, the heartbeat data packets of the second storage control can indicate the second storage controlThe running status of device, now, the first storage control can be according to the heart of the second storage controlJump whether fault of packet. Now, the first storage control can obtain the second storage controlHeartbeat data packets, and then resolve the heartbeat data packets of the second storage control and know heartbeat dataWhether the running status of bag record has illustrated the second storage control fault, if the second storage is controlledIn the heartbeat data packets of device, the second storage control fault has been processed in instruction, and the first storage is controlledDevice can be determined the second storage control fault. If in the heartbeat data packets of the second storage controlThe second storage control is processed in instruction does not have fault, and the first storage control can determine secondStorage control is fault not.
Further, the first storage control obtains the heartbeat data packets side of the second storage controlMethod can be that the first storage control can be deposited to second by certain storage control module 102Storage controller sends heartbeat data packets request message, and now underground heat storage control receives and depositsAfter the heartbeat data packets request message that storage controller sends, can be by the heart of the second storage controlJump packet and be sent to the first storage control by storage control module 102.
It should be noted that, in the invention process in, the first storage control obtains second and depositsThe heartbeat data packets method of storage controller can also be other modes, and for example, the second storage is controlledDevice can initiatively pass through storage expanding module 102 and send the second storage to the first storage controlThe heartbeat data packets of controller. Certainly, can also be by other means, the present invention does not do thisRestriction.
Further, the first storage control, also for determining not fault of the second storage controlTime, determine according to the heartbeat data packets of the second storage control whether the second storage control needs allWeighing apparatus load; If the second storage control needs equally loaded, by connecting with the first storage controlThe processor of the multipath server connecing, obtains first data that need be dispensed to the second storage controlThe data of type; And the need that obtain are dispensed to the first data type of the second storage controlData are processed accordingly.
It should be noted that, in the heartbeat data packets of the second storage control, also indicated secondThe loading condition of storage control.
Concrete, the first storage control in the time resolving the heartbeat data packets of the second storage control,Can know whether fault of the second storage control, and at the second storage control not when fault,Can also obtain the loading condition of the second storage control. Like this, the first storage control canAccording to the loading condition of the second storage control, determine whether the second storage control needs equilibriumLoad, is the second whether load surplus of storage control. And at definite the second storage controlWhile needing equally loaded, can with multipath server in processor communicate, obtain need pointThe data that are assigned to the first data type of the second storage control, now the first storage control canSo that the data of the first data type of obtaining are changed, be converted to the number of the second data typeAccording to, and the data of this second data type are stored to storage magnetic by storage expanding module 102In dish 103.
Further, the first storage control also can need at the second storage control balanced negativeWhile carrying, receive and locating that the second storage control is connected by the processor in multipath serverThe relevant information of the data that reason device need obtain. Now, the first storage control can be according to obtainingThe relevant information of data in memory disk 103, get and be connected with the second storage controlThe data that processor is required, like this, the first storage control can to the second storage controlThe processor connecting returns to required data.
It should be noted that, the first storage control is how to being connected with the second storage controlProcessor returns to required data by the agency of in above-mentioned process, does not repeat them here.
Like this, by said process, the first storage control can balanced the second storage controlLoad, thereby make the load between the middle storage control of storage device more balanced, raising is depositedThe utilization rate of storage device.
Further, the first storage control, also for obtaining by storage expanding module 102The data of the second data type in the second storage control.
Concrete, at the second storage control, the data of the second data type are sent to storage and expandWhen exhibition module 102, can the data of the second data type be sent out by storage expanding module 102Deliver to the first storage control, the first storage control is by the data buffer storage of this second data typeGet up. Like this, the first storage control can be known that the second storage control is current and processesData, in the time of the second storage control fault, can directly process the second storage controlThe data of processing.
Further, in storage device, include at least two storage expanding modules 102, canMutually mutually redundant storage expanding module. Now, the first storage expanding module, also for obtainingThe heartbeat data packets of the second storage expanding module; According to the heartbeat data of the second storage expanding moduleBag is determined whether fault of the second storage expanding module. And in the time of the second storage expanding module fault,Process the business of the second storage expanding module processing.
Wherein, the first storage expanding module is any storage at least two storage expanding modulesExpansion module. The second storage expanding module is at least two storage expanding modules, removes first and depositsAny storage expanding module outside storage expansion module. The beats of the second storage expanding moduleIndicate the running status of the second storage expanding module according to bag.
It should be noted that, the heartbeat data packets of the second storage expanding module includes the second storageWhether controller the state of fault.
Concrete, any storage expanding module in storage device can obtain other storages and expandThe heartbeat data packets of exhibition module. Be the first storage expanding module and obtain the second storage expanding moduleHeartbeat data packets. The first storage expanding module is obtaining the heartbeat of the second storage expanding moduleAfter packet, can resolve the heartbeat data packets of the second storage expanding module, and then can beIn the heartbeat data packets of two storage expanding modules, know whether fault of the second storage expanding module. IfIn the heartbeat data packets of the second storage expanding module, the second storage expanding module fault is processed in instruction, the first storage expanding module can be determined the second storage expanding module fault. If second depositsIn the heartbeat data packets of storage expansion module, the second storage expanding module is processed in instruction does not have fault,The first storage expanding module can be determined not fault of the second storage expanding module.
In the time that the first storage expanding module is determined the second storage expanding module fault, can take overTwo storage expanding modules, proceed corresponding Business Processing.
It should be noted that, how the first storage expanding module obtains the heartbeat of the second memory modulePacket can obtain with reference to the first storage control the heartbeat data packets of the second storage control,Do not repeat them here.
Like this, if when in storage device, certain storage expanding module breaks down, can be by itHis storage expanding module is taken over it and is worked on, thereby ensures the number of processor in multipath serverAccording to timely preservation, further ensured the object of the storage RAS characteristic that meets multipath server.
Further, above-mentioned storage device, as shown in Figure 2, also comprises: cascade miniSASHD(miniSerialAttachedSCSI (SmallComputerSystemInterface, small-sized meterCalculation machine system interface) High-Density, mini serial SCSI high density) connector 104.
Storage expanding module 102 is connected with cascade miniSASHD connector 104. Like this,Storage expanding module 102 can, by the cascade miniSASHD connector 104 connecting, connectOther memory device, realizes the expansion of memory device in storage device.
It should be noted that, in embodiments of the present invention, storage device can be multipath serverIn parts, can be the device that is independent of multipath server. The present invention does not limit thisSystem.
The embodiment of the present invention provides a kind of storage device, is applied to multipath server, comprising:At least two storage controls, at least two storage expanding modules, and memory disk; Wherein,At least two storage controls are connected with the processor of multipath server, and each storage controlAlso be connected with the each storage expanding module at least two storage expanding modules; Deposit at least twoStorage expansion module is connected with memory disk; The first storage control, for carrying out the first data classConversion between the data of the data of type and the second data type, sends out the data of the second data typeDeliver to primary storage expansion module; And in the time of the second storage control fault, process the second storage controlConversion between the data of the first data type of device processing processed and the data of the second data type; TheOne data type is the data type that the processor of multipath server can be identified; The second data classType is the data type that memory disk can be identified and store; When the first storage control at least twoAny storage control in individual storage control; The second storage control is at least two and depositsAny storage control in storage controller except the first storage control; Memory Extension mouldPiece, for being stored to memory disk by the data of the second data type of storage control transmission;Memory disk, for storing the data of the second data type. Like this, the storage in storage deviceController is connected with the processor of multipath server, and storage control can be by multichannel serviceThe data of the first data type of the processor of device are converted to the data of the second data type, and willThe data of the second data type are stored in memory disk by storage expanding module. The first storageController, in the time of the second storage control fault, takes over the second storage control, carries out dataConversion, thereby the data storage of the processor of the server that the second storage control can be connectedTo memory disk. And then can in the time of a storage control fault, also can store in time manyThe data of road server, have realized the object of the storage RAS characteristic that meets multipath server.
Finally it should be noted that: above embodiment is only in order to technical scheme of the present invention to be described, andNon-to its restriction; Although the present invention is had been described in detail with reference to previous embodiment, abilityThe those of ordinary skill in territory is to be understood that: the skill that it still can be recorded aforementioned each embodimentArt scheme is modified, or part technical characterictic is wherein equal to replacement; And these are repaiiedChange or replace, not making the essence of appropriate technical solution depart from various embodiments of the present invention technical sideThe spirit and scope of case.
Claims (8)
1. a storage device, is characterized in that, is applied to multipath server, comprising: at leastTwo storage controls, at least two storage expanding modules, and memory disk; Wherein,
Described at least two storage controls are connected with the processor of described multipath server, and everyIndividual storage control also with described at least two storage expanding modules in each storage expanding moduleConnect; Described at least two storage expanding modules are connected with described memory disk;
The first storage control, for carrying out data and second data type of the first data typeData between conversion, the data of the second data type are sent to described primary storage expansion module;And in the time of the second storage control fault, process the first data class of the second storage control processingConversion between the data of the data of type and the second data type; Described in described the first data type isThe data type that the processor of multipath server can be identified; Described in described the second data type isThe data type that memory disk can be identified and store; Described the first storage control is extremely describedAny storage control in few two storage controls; Described the second storage control is instituteState the storage of any except described the first storage control control at least two storage controlsDevice processed;
Described storage expanding module, for the second data type that described storage control is sentData be stored to described memory disk;
Described memory disk, for storing the data of the second data type.
2. storage device according to claim 1, is characterized in that,
Described the first storage control, also for obtaining the beats of described the second storage controlAccording to bag; Determine described the second storage control according to the heartbeat data packets of described the second storage controlWhether fault of device; The heartbeat data packets of described the second storage control indicates described the second storageThe running status of controller.
3. storage device according to claim 2, is characterized in that,
Described the first storage control, also in definite not fault of described the second storage controlTime, determine described the second storage control according to the heartbeat data packets of described the second storage controlWhether need equally loaded; If described the second storage control needs equally loaded, by with describedThe processor of the multipath server that the first storage control connects, obtains and need be dispensed to described secondThe data of the first data type of storage control; And the need that obtain are dispensed to described second depositThe data of the first data type of storage controller are processed accordingly.
4. storage device according to claim 1, is characterized in that,
Described the first storage control, also for obtaining described by described storage expanding moduleThe data of the second data type in two storage controls.
5. storage device according to claim 1, is characterized in that,
The first storage expanding module, also for obtaining the heartbeat data packets of the second storage expanding module;Determine described the second storage expanding module according to the heartbeat data packets of described the second storage expanding moduleWhether fault; And in the time of described the second storage expanding module fault, process described the second storage and expandThe business of exhibition resume module; Described the first storage expanding module is described at least two Memory ExtensionsAny storage expanding module in module; Described the second storage expanding module is described at least twoIn storage expanding module, any the Memory Extension mould except described the first storage expanding modulePiece; The heartbeat data packets of described the second storage expanding module indicates described the second Memory Extension mouldThe running status of piece.
6. storage device according to claim 1, is characterized in that,
Described at least two storage controls are connected and comprise with the processor of described multipath server:
At least two processors of described at least two storage controls and described multipath server connectConnect.
7. storage device according to claim 1, is characterized in that, also comprises: cascadeMiniSASHD connector; The mini serial small of described storage expanding module and described cascade calculatesMachine interface high density miniSASHD connector connects.
8. according to the storage device described in claim 1-7 any one, it is characterized in that,
Described the first data type is peripheral element extension interface Bus PC IE type;
Described the second data type is serial small computer interface SAS type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510962547.4A CN105607872A (en) | 2015-12-17 | 2015-12-17 | Storage apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510962547.4A CN105607872A (en) | 2015-12-17 | 2015-12-17 | Storage apparatus |
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| CN106294031A (en) * | 2016-07-29 | 2017-01-04 | 杭州宏杉科技有限公司 | A kind of business management method and storage control |
| CN108762672A (en) * | 2018-05-23 | 2018-11-06 | 新华三技术有限公司成都分公司 | Distributed storage device, method and cascade module |
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