CN105739930A - Storage framework as well as initialization method, data storage method and data storage and management apparatus therefor - Google Patents
Storage framework as well as initialization method, data storage method and data storage and management apparatus therefor Download PDFInfo
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- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
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Abstract
Embodiments of the invention provide a storage framework as well as an initialization method, a data storage method and a data storage and management apparatus therefor, and relates to the field of computers. The bottleneck caused by optimization of machine head performance to computer system performance can be avoided. The storage framework comprises at least one storage controller, at least one exchange frame and at least one storage disk cluster, wherein each storage controller is connected with all the exchange frames and an external device; the storage controllers are used for receiving data sent by the external device and processing the data; the exchange frames are used for storing the data processed by the storage controllers and sending the data to the storage disk clusters for storage; or, the storage controllers are used for reading the data from the storage disk clusters through the exchange frames and sending the data to the external device. The initialization method, the data storage method and the data storage and management apparatus provided by the embodiments of the invention are used for the storage framework.
Description
Technical field
Embodiments of the invention relate to computer realm, particularly relate to a kind of storage architecture and initial method thereof and date storage method and managing device.
Background technology
The storage architecture being applied to data center in prior art mainly has direct-connected storage (English full name: Direct-AttachedStorage, DAS), network interconnection system storage (English full name: NetworkAttachedStorage it is called for short:, it is called for short: NAS), (English full name: StorageAreaNetwork, is called for short: SAN) etc. storage area network.
With reference to shown in Fig. 1, a kind of SAN framework is provided, wherein the special had in storage device is (exemplary, in Fig. 1, special had can be Controller, English: controller) it is connected to far-end Host (main frame) by Switch (switch), wherein Controller and Switch is by IOM (English full name: InputOutputModule, Chinese: in-out box, common name: interface card) interface connection, certain Controller can also pass through 10GE (ten thousand mbit ethernets) interface or IB is (English: InfiniBand, Chinese: interconnection architecture) Host of the direct-connected outside of interface such as interface.In this this storage device external, special had directly descends extension hard disk HDD (English full name: HardDisk, Chinese: hard disk), or by SAS (English full name: SerialAttached-SmallComputerSystemInterface, Chinese: the small computer system interface of serial) cable and JBOD (English full name: JustaBundleOfDisks, Chinese: hard disk bunch) connect, some HDD are hung under JBOD, storage device based on SAN framework mostly is full-time special, storage software generally can only operate in special had, client traffic operates in Host.
Based on above-mentioned framework, owing to client traffic operates in Host, therefore all of Host produces storage system, software and value-added service (such as snapshot, heavily delete, compression etc.) all require over single special had and the mutual realization of each JBOD being connected, and therefore the performance of special had becomes the bottleneck of residing computer system performance optimization.
Summary of the invention
Embodiments of the invention provide a kind of storage architecture and initial method thereof and date storage method and managing device, it is possible to avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
First aspect, embodiments of the invention provide storage architecture, including: at least one storage control, at least one exchange frame and at least one storage disk cluster；Wherein, each described storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each described storage control interconnects with external equipment；Described storage control is for receiving the data that external equipment sends, and described data are processed；Described exchange frame sends extremely described storage disk cluster for the data after being processed by described storage control and stores；Or, described storage control delivers to external equipment for reading Data Concurrent by described exchange frame from described storage disk cluster.
Owing to each storage control all can be connected to each storage disk cluster by exchange frame in such scheme, so that all of storage control all can dispatch the storage resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, it is to avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
In conjunction with first aspect, in the implementation that the first is possible, the storage resource of each described storage disk cluster shared by least one described storage control.So, the storage resource of each storage disk cluster all can be accessed by all of memory controller controls, is only capable of the read-write being provided data by a disk cluster for corresponding host application without such as one head of prior art.
In conjunction with the first possible implementation of first aspect or first aspect, in the implementation that the second is possible, described storage control is by first interface and external equipment interconnection；Described storage control is for receiving, by described first interface, the data that external equipment sends, and described data are processed；Or, described storage control is for reading data and by described first interface transmission to external equipment by described exchange frame from described storage disk cluster.So, storage control carries out data interaction either directly through first interface and external equipment.
The first possible implementation in conjunction with first aspect or first aspect, in the implementation that the third is possible, each exchange frame is also by least one second interface and external equipment interconnection, and wherein said storage control is by described exchange frame and described second interface and external equipment interconnection；Wherein, the described exchange frame data for being sent by described second interface external equipment, and described data are sent to described storage control, described storage control is for processing described data；Or, described storage control is for reading data the second interface transmission of being connected by described exchange frame to external equipment by described exchange frame from described storage disk cluster.So, external equipment can carry out data interaction by the second interface on exchange frame and storage control.
In conjunction with first aspect, in the 4th kind of possible implementation, described storage disk cluster includes at least one Memory Controller and at least one memorizer, wherein each described Memory Controller all with all memory communication, wherein said Memory Controller is used for controlling in the write of described memorizer or reads data.
In conjunction with first aspect, in the 5th kind of possible implementation, it is connected by first interface mode between described storage control with described exchange frame, being connected by first interface mode between described exchange frame with described storage disk cluster, wherein said first interface mode includes: bus and interface standard PCIe, interconnection architecture IB and network interconnection protocol IP.
The 5th kind of possible implementation in conjunction with first aspect, in the 6th kind of possible implementation, described Memory Controller is connected by the second interface mode with described memorizer, and described second interface mode includes: PCIe, list type SAS and serial hard disk interface technology SATA.
Second aspect, it is provided that the date storage method of a kind of storage architecture as described in above-mentioned first aspect or any possible implementation of first aspect, is applied to described storage architecture is carried out the data storage management device of data storage management, including:
The storage control that described data storage management device identification runs, and be described storage control Resources allocation in described storage disk cluster；
The resource information distributed for described storage control is sent to described storage control；So that described storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
Owing to storage architecture comprises at least one storage control, at least one exchange frame and at least one storage disk cluster, and each storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each storage control interconnects with external equipment；Storage control is able to receive that the data that external equipment sends, and data are processed；Data after storage control process can be sent extremely storage disk cluster and store by exchange frame；Or, storage control can read Data Concurrent by exchange frame from storage disk cluster and deliver to external equipment, the storage control that data storage management device identification runs, and be storage control Resources allocation in storage disk cluster, and the resource information distributed for storage control is sent to storage control, so that described storage control is by exchange frame write or reading data in storing the resource that resource information described in disk cluster is corresponding, so that all of storage control all can dispatch the resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
In conjunction with second aspect, in the implementation that the first is possible, described for described storage control in described storage disk cluster Resources allocation, including: for described storage control distribute in described storage disk cluster can with other storage controls share storage resource.So, the storage resource of each storage disk cluster all can be accessed by all of memory controller controls, is only capable of the read-write being provided data by a disk cluster for corresponding host application without such as one head of prior art.
In conjunction with second aspect or implementation that the first is possible, in the implementation that the second is possible, described after Resources allocation, also include in described storage disk cluster for described storage control:
Distribute store path for described storage control, and described store path is allocated to described exchange frame so that described exchange frame transmits the data of write or reading in the resource that described storage control resource information described in described storage disk cluster is corresponding according to described store path.
In conjunction with the implementation that the second is possible, in the implementation that the third is possible, described for described storage control distribute store path, including:
Setting up and the LUN LUN attaching relation of each storage disk cluster for described storage control, described LUN attaching relation includes described storage control LUN in each storage disk cluster.
In conjunction with the implementation that the second is possible, in the 4th kind of possible implementation, described for described storage control distribute store path, including:
Distribute address resource for described storage control, and described address resource is mapped to each storage disk cluster.
The third aspect, it is provided that the initial method of a kind of storage architecture as described in any possible implementation item of first aspect or first aspect, including:
Storage control judges whether that can pass through exchange frame obtains the storage resource of storage disk cluster；If the storage resource of storage disk cluster can be obtained, then described storage resource is allocated.The initialization of the storage architecture that embodiments of the invention provide can be completed by above-mentioned initialization scheme, and then the host run to each storage control by this storage architecture provides resource.
In conjunction with the third aspect, in the implementation that the first is possible, described described storage resource is allocated after, also include；
Result according to resource distribution judges whether to need to increase storage resource；
If desired increase storage resource, carry out resource searching, and inform prompting to user interface transmission；
If new storage resource can be searched, described new storage resource is allocated；
If search is less than new storage resource, then sending interpolation storage to user interface is the prompting of dish frame.
Fourth aspect, it is provided that the data storage management device of a kind of storage system as described in any possible implementation of first aspect or first aspect, connects described storage architecture, is applied to described storage architecture is carried out data storage management, including:
Resource processing unit, for identifying the storage control of operation, and is described storage control Resources allocation in described storage disk cluster；
Transmitting element, sends to storage control for the resource information will distributed for described storage control；So that described storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
Owing to storage architecture comprises at least one storage control, at least one exchange frame and at least one storage disk cluster, and each storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each storage control interconnects with external equipment；Storage control is able to receive that the data that external equipment sends, and data are processed；Data after storage control process can be sent extremely storage disk cluster and store by exchange frame；Or, storage control can read Data Concurrent by exchange frame from storage disk cluster and deliver to external equipment, the storage control that data storage management device identification runs, and be storage control Resources allocation in storage disk cluster, and the resource information distributed for storage control is sent to storage control, so that described storage control is by exchange frame write or reading data in storing the resource that resource information described in disk cluster is corresponding, so that all of storage control all can dispatch the resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
In conjunction with fourth aspect, in the implementation that the first is possible, described resource processing unit specifically for distributing the storage resource can shared with other storage controls for described storage control in described storage disk cluster.So, the storage resource of each storage disk cluster all can be accessed by all of memory controller controls, is only capable of the read-write being provided data by a disk cluster for corresponding host application without such as one head of prior art.
The first possible implementation in conjunction with fourth aspect or fourth aspect, in the implementation that the second is possible, resource processing unit, it is additionally operable to distribute store path for described storage control, and described store path is allocated to described exchange frame, in order to described exchange frame transmits the data of write or reading in the resource that described storage control resource information described in described storage disk cluster is corresponding according to described store path.
In conjunction with the implementation that the second of fourth aspect is possible, in the implementation that the third is possible, including:
Resource processing unit, specifically for setting up and the LUN attaching relation of each storage disk cluster for described storage control, described LUN attaching relation includes described storage control LUN in each storage disk cluster.
In conjunction with the implementation that the second of fourth aspect is possible, in the 4th kind of possible implementation, including:
Resource processing unit, specifically for distributing address resource for described storage control, and is mapped to each storage disk cluster by described address resource.
5th aspect, it is provided that the date storage method of a kind of storage architecture as described in any possible implementation item of first aspect or first aspect, including:
Storage control receives the resource information of described data storage management device distribution；
Storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
Owing to storage architecture comprises at least one storage control, at least one exchange frame and at least one storage disk cluster, and each storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each storage control interconnects with external equipment；Storage control is able to receive that the data that external equipment sends, and data are processed；Data after storage control process can be sent extremely storage disk cluster and store by exchange frame；Or, storage control can read Data Concurrent by exchange frame from storage disk cluster and deliver to external equipment, the storage control that data storage management device identification runs, and be storage control Resources allocation in storage disk cluster, and the resource information distributed for storage control is sent to storage control, storage control is by exchange frame write or reading data in storing the resource that resource information described in disk cluster is corresponding, so that all of storage control all can dispatch the resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
In conjunction with the 5th aspect, in the implementation that the first is possible, described method also includes:
Described exchange frame receives the store path that data storage management device is the distribution of described storage control；
Described storage control is included by write data in resource corresponding to described exchange frame resource information described in described storage disk cluster:
Described storage control receives, by first interface, the data that external host sends, and described data are processed；
Treated data are sent to exchange frame by described storage control；
Treated data are sent to storing in the resource that resource information described in disk cluster is corresponding by described exchange frame according to described store path.
In conjunction with the 5th aspect, in the implementation that the second is possible, described method also includes:
Described exchange frame receives the store path that data storage management device is the distribution of described storage control；
Described storage control reads data according to described resource information by described exchange frame in described storage disk cluster, including:
Described storage control receives, by first interface, the read request that external host sends, and resolves read request acquisition reading data in the storage position of storage disk cluster；
Described storage position is sent to described exchange frame by described storage control；
Described exchange frame reads described reading data according in resource corresponding to described storage position resource information described in described storage disk cluster；
Described reading data are sent to storage control by described exchange frame according to described store path；
Described storage control is sent to external host by described first interface after described reading data are processed.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of a kind of storage architecture that Fig. 1 provides for prior art；
The structural representation of a kind of storage architecture that Fig. 2 provides for embodiments of the invention；
A kind of structural representation storing disk cluster that Fig. 3 provides for embodiments of the invention；
The software architecture schematic diagram of a kind of storage architecture that Fig. 4 provides for embodiments of the invention；
The schematic flow sheet of a kind of date storage method that Fig. 5 provides for embodiments of the invention；
A kind of schematic flow sheet of the method for write data in storage disk cluster that Fig. 6 provides for embodiments of the invention；
Fig. 7 is the embodiments of the invention storage control provided and the mapping relations schematic diagram storing disk cluster；
Fig. 8 is the embodiments of the invention storage control provided and the address resource mapping relations schematic diagram storing disk cluster；
The schematic flow sheet of a kind of method reading data in storage disk cluster that Fig. 9 provides for embodiments of the invention；
The initialized schematic flow sheet of a kind of storage architecture that Figure 10 provides for embodiments of the invention；
The structural representation of a kind of data storage management device storing system that Figure 11 provides for embodiments of the invention；
The structural representation of a kind of data storage management device storing system that Figure 12 provides for another embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiments of the invention provide a kind of storage architecture, are mainly used in the bottleneck solving to adopt single-head scheme that residing computer system performance optimization is caused in existing SAN storage architecture.Wherein can run multiple storage control in the storage architecture that embodiments herein provides simultaneously, with reference to shown in Fig. 2, embodiments of the invention provide a kind of storage architecture, including: at least one storage control 21, at least one exchange frame 22 and at least one storage disk cluster 23；
Wherein, each storage control 21 is all connected with all exchange frames 22；Each exchange frame 22 is all connected with all storage disk clusters 23；Each storage control 21 and external equipment interconnection；Exemplary, storage control 21 is either directly through first interface 24-1 and external equipment (illustrating for remote host Host in accompanying drawing) interconnection, or, each exchange frame 22 is also by least one first interface 24-2 and external equipment interconnection, thus storage control 21 is by exchange frame 22 and first interface 24-2 and external equipment interconnection；Wherein, first interface 24 is IOM (English full name: InputOutputModule, Chinese: in-out box, common name: interface card), and exemplary, and IOM can be 10GE, IB, FC；External equipment is generally Host, and exchange frame is generally switch.Wherein, wherein first interface 24-1 and the second interface 24-2 can be independent functional device, or first interface 24-1 can be the entity on independent storage control 21, and the second interface 24-2 can be the entity on exchange frame 22；And storage control 21 is connected with exchange frame 22 by interface (IOM), exchange frame 22 is connected with storage disk cluster 23 by interface (IOM).
Storage control 21 is for receiving the data that external equipment sends, and data are processed；Exchange frame 22 sends extremely storage disk cluster 23 for the data after being processed by storage control 21 and stores；Or, storage control 21 is for reading data and by sending to external equipment by exchange frame 22 from storage disk cluster 23.
Optionally, the storage resource of each described storage disk cluster shared by least one described storage control.So, the storage resource of each storage disk cluster all can be accessed by all of memory controller controls, is only capable of the read-write being provided data by a disk cluster for corresponding host application without such as one head of prior art.
The transmission of data is specifically had two ways by storage control 21:
Mode one: when storage control 21 is when by first interface 24-1 and external equipment host interconnection,
Described storage control 21 is for receiving, by described first interface 24-1, the data that external equipment sends, and described data are processed；Described exchange frame 22 sends extremely described storage disk cluster 23 for the data after being processed by described storage control 21 and stores；
Or, described storage control 21 is for reading data and by described first interface 24-1 transmission to external equipment by described exchange frame 22 from described storage disk cluster 23.
Mode two: when each exchange frame 22 also by least one second interface 24-2 and external equipment interconnection, thus when storage control 21 is interconnected with external equipment by exchange frame 22 and the second interface 24-2；
Wherein, described exchange frame 22 is for receiving, by described second interface 24-2, the data that external equipment sends, and described data is sent to described storage control 21, and described storage control 21 is for processing described data；Described exchange frame 22 is additionally operable to the transmission of the data after being processed by described storage control 21 and stores to described storage disk cluster 23；
Or, described storage control 21 is for reading data and by the second interface 24-2 transmission of described exchange frame 22 connection to external equipment by described exchange frame 22 from described storage disk cluster 23.
The storage control 21 that above-described embodiment provides can be special had or generic server.
In addition, with reference to shown in Fig. 3, storage disk cluster 23 includes at least one Memory Controller 231 and at least one memorizer 232, and wherein each Memory Controller 231 is all connected with all memorizeies 232, and wherein Memory Controller 231 is used for controlling write at memorizer 232 or read data.Wherein Memory Controller can be ARM (English full name: AdvancedReducedInstructionSetComputerMachines, Chinese: Reduced Instruction Set Computer microprocessor) or ASIC (English full name: ApplicationSpecificIntegratedCircuit, Chinese: integrated circuit).Memorizer can be HDD (English full name: HardDisk, Chinese: hard disk) or SSD (English full name: SolidStateDrives, Chinese: solid state hard disc).
In such scheme, being connected by first interface mode between storage control 21 with exchange frame 22, first interface mode includes: bus and interface standard PCIe, interconnection architecture IB and IP mode.Memory Controller 231 is connected by the second interface mode with described hard disk 232, and the second interface mode includes: PCIe, list type SAS and serial hard disk interface technology SATA.
Based on above-mentioned storage architecture software architecture as shown in Figure 4, including storage control layer (for server), basis accumulation layer；The virtual machine VM that the cloud service platform provided based on server on storage control layer runs the application of each host end simultaneously is (English: VirtualMachine), and carry out the virtual machine StorageVM that storage manages, on StorageVM, wherein realize the services such as resource management, scheduling of resource, advanced feature, application acceleration；Basis accumulation layer is based on fused data plane, high-performance KV (English full name: Keyvalue is provided, Chinese: key value) data base, distribution type QoS be (English: QualityofService, Chinese: service quality) route, and extension DDP/Zip (compression and decompression mode), copy/EC (English: Errorcorrection, Chinese: error recovery) and storage disk cluster.
In the scheme that above-described embodiment provides, storage architecture comprises at least one storage control, at least one exchange frame and at least one storage disk cluster, and each storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each storage control interconnects with external equipment；Storage control is able to receive that the data that external equipment sends, and data are processed；Data after storage control process can be sent extremely storage disk cluster and store by exchange frame；Or, storage control can read Data Concurrent by exchange frame from storage disk cluster and deliver to external equipment, so that all of storage control all can dispatch the storage resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, it is to avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
Based on above-mentioned storage architecture, embodiments of the invention provide a kind of date storage method, are applied to described storage architecture is carried out the data storage management device of data storage management, with reference to shown in Fig. 5, comprise the steps:
101, the storage control that the identification of data storage management device runs, and be storage control Resources allocation in described storage disk cluster.
Concrete step 101 can data storage management device be that described storage control distributes the storage resource can shared with other storage controls in described storage disk cluster.So, the storage resource of each storage disk cluster all can be accessed by all of memory controller controls, is only capable of the read-write being provided data by a disk cluster for corresponding host application without such as one head of prior art.
102, the resource information distributed for storage control is sent to storage control by data storage management device；So that described storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
Wherein, specifically also include after step 101 distributing store path for storage control, and described store path is allocated to described exchange frame so that described exchange frame transmits according to described store path writes data or reading data in the resource that described storage control resource information described in described storage disk cluster is corresponding.
Wherein the mode for described storage control distribution store path can include following two:
Mode one: the LUN ownership to store resource in the memory resource pool (storPool) of disk can carry out resource distribution, so particularly as follows: be that described storage control is set up and the LUN LUN attaching relation of each storage disk cluster, described LUN attaching relation includes described storage control LUN in each storage disk cluster.
Mode two: address conversion can be carried out according to resource in the memory resource pool (storPool) to storage disk and realize resource distribution, so particularly as follows: be described storage control distribution address resource, and described address resource is mapped to each storage disk cluster.
Wherein this data storage management device can be the processor being separately provided or a processing entities unit for storage control.
In the scheme that above-described embodiment provides, owing to storage architecture comprises at least one storage control, at least one exchange frame and at least one storage disk cluster, and each storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each storage control interconnects with external equipment；Storage control is able to receive that the data that external equipment sends, and data are processed；Data after storage control process can be sent extremely storage disk cluster and store by exchange frame；Or, storage control can read Data Concurrent by exchange frame from storage disk cluster and deliver to external equipment, the storage control that data storage management device identification runs, and be storage control Resources allocation in storage disk cluster, and the resource information distributed for storage control is sent to storage control so that described storage control is by exchange frame write or reading data in storing the resource that resource information described in disk cluster is corresponding, so that all of storage control all can dispatch the resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
Embodiments of the invention provide the date storage method of a kind of data storage architecture, comprise the steps:
S101, storage control receive the resource information of described data storage management device distribution；
S102, storage control are by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or read data.
Owing to storage architecture comprises at least one storage control, at least one exchange frame and at least one storage disk cluster, and each storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each storage control interconnects with external equipment；Storage control is able to receive that the data that external equipment sends, and data are processed；Data after storage control process can be sent extremely storage disk cluster and store by exchange frame；Or, storage control can read Data Concurrent by exchange frame from storage disk cluster and deliver to external equipment, the storage control that data storage management device identification runs, and be storage control Resources allocation in storage disk cluster, and the resource information distributed for storage control is sent to storage control, storage control is by exchange frame write or reading data in storing the resource that resource information described in disk cluster is corresponding, so that all of storage control all can dispatch the resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
Based on the date storage method of above-mentioned data storage architecture, concrete embodiments herein provides a kind of method of write data in storage disk cluster, with reference to shown in Fig. 6, comprises the steps,
201, storage control receives the resource information of described data storage management device distribution.
202, data storage management device is storage control distribution store path, and described store path is allocated to described exchange frame.
Concrete step 202 can be implemented in the following two kinds mode:
Mode one: data storage management device is that storage control is set up and the LUN LUN attaching relation of each storage disk cluster.Wherein, LUN (English full name: LogicalUnitNumber, Chinese: LUN) attaching relation includes storage control LUN in each storage disk cluster.As it is shown in fig. 7, storage control 0 is mapped to the LUN0 of each storage disk cluster, storage control 1 is mapped to the LUN1 of each storage disk cluster, and storage control 2 is mapped to the LUN2...... of each storage disk cluster
Mode two: data storage management device is storage control distribution address resource, and described address resource is mapped to each storage disk cluster.As shown in Figure 8, storage control specifically identifies such as address 0,1,2,3, address for it after recognizing the storage control of operation, and by address conversion, the address for different storage control marks is mapped with the resource address in storage disk cluster, in Fig. 9, can by storage control 0,1, the mark address 0,1,2,3 of 2......, set up mapping relations with the address pointer 00......～ff in each storage disk cluster respectively.
203, exchange frame receives the store path that data storage management device is the distribution of described storage control.
204, storage control receives, by first interface, the data that external host sends, and described data are processed.
In step 204, storage control receives the host data sent, row cache of going forward side by side by first interface, uses the resource of storage control that data are processed after data are finished receiving by storage control.
205, treated data are sent to exchange frame by storage control；
206, treated data are sent to storing in the resource that resource information described in disk cluster is corresponding by exchange frame according to described store path.
207, storage disk cluster receives treated data, and to storage control feedback response message.
208, storage control is write successfully by first interface notice host data after receiving the response message storing disk cluster.
Based on the date storage method of above-mentioned data storage architecture, concrete embodiments herein provides a kind of method reading data in storage disk cluster, with reference to shown in Fig. 9, comprises the steps,
301, storage control receives the resource information of described data storage management device distribution.
302, data storage management device is storage control distribution store path, and described store path is allocated to described exchange frame.
Concrete step 302 can be implemented to repeat no more here referring in particular to the embodiment of step 202 in two ways.
303, exchange frame receives the store path that data storage management device is the distribution of described storage control.
304, described storage control receives, by first interface, the read request that external host sends, and resolves read request acquisition reading data in the storage position of storage disk cluster；
305, described storage position is sent to described exchange frame by described storage control；
306, described exchange frame reads described reading data according in resource corresponding to described storage position resource information described in described storage disk cluster；
307, described reading data are sent to storage control by described exchange frame according to described store path；
308, described storage control is sent to external host by described first interface after described reading data are processed.
After storage control receives reading data in step 308, carry out buffer memory；Data are processed by the resource using storage control after data are finished receiving by storage control, and send to external host.In addition the data that step 301-308 reads can be the data by step 201-208 write storage disk cluster, it is also possible to is that other modes store to the data storing disk cluster.
Embodiments of the invention provide the initial method of a kind of storage architecture such as above-described embodiment offer, wherein before an initialization, need to store disk cluster and storage control insertion PSU (ProgramStorageUnit, Chinese: program storage unit (PSU)) and open the machine respective system of operation, and the machine that opened by switch is with to this storage architecture of whole startup, wherein PSU stores the startup program of disk cluster and storage control.
The start-up course wherein storing disk cluster comprises the steps:
S1: storage disk cluster powers on and inserts PSU.
S2: storage disk cluster starts system.
S3: storage disk cluster finds the disk hung under SW and SW.
S4: storage disk cluster externally presents resource according to the mode of whole dish or physics LUN by interface.
Wherein, interface in step s 4 can be the standard interfaces such as PCIe, IB or IP, and store disk cluster and only can externally present unallocated resource.
Wherein the start-up course of storage control comprises the steps:
S1: storage control powers on and inserts PSU.
S2: storage control opens machine according to standard, and runs the application of host.
S3: storage control loads the driving of correspondence storage disk cluster, and initializes first interface.
After storage disk cluster and storage control start, the initialization of storage architecture is with reference to, shown in Figure 10, specifically including following steps:
401, storage control judges whether that can pass through exchange frame obtains the storage resource of storage disk cluster；
If the 402 storage resources that can obtain storage disk cluster, then described storage resource is allocated.
Wherein in step 402, after distribution storage resource, run storage correlation properties software, exemplary: as run storage software to support the read and write access of IO.
If the judged result of 401 is the storage resource that can not obtain storage disk cluster, then wait resource.
After described storage resource is allocated, also include:
403, judge whether to need to increase storage resource according to the result of resource distribution；
404, if desired increase storage resource, carry out resource searching, and inform prompting to user interface transmission.
If the judged result in 403 is for without to increase storage resource, then keeping.
If 405 can search new storage resource, described new storage resource is allocated；
Owing to obtaining new storage resource after this step 405, storage control may determine that acquisition storage resource, jumps to step 401 and constitutes circulation.
If 406 search are less than new storage resource, then send to user interface and add storage disk cluster prompting.
The initialization of the storage architecture that embodiments of the invention provide can be completed by above-mentioned initialization scheme, and then the host run to each storage control by this storage architecture provides resource.
With reference to shown in Figure 11, embodiments of the invention provide a kind of data storage management device storing system, connect described storage architecture, are applied to described storage architecture is carried out data storage management, specifically for performing the date storage method of above-mentioned storage architecture, including:
Resource processing unit 51, for identifying the storage control of operation, and is described storage control Resources allocation in described storage disk cluster；
Transmitting element 52, sends to storage control for the resource information will distributed for described storage control；So that described storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
In the scheme that above-described embodiment provides, owing to storage architecture comprises at least one storage control, at least one exchange frame and at least one storage disk cluster, and each storage control is all connected with all exchange frames；Each exchange frame is all connected with all storage disk clusters, and each storage control interconnects with external equipment；Storage control is able to receive that the data that external equipment sends, and data are processed；Data after storage control process can be sent extremely storage disk cluster and store by exchange frame；Or, storage control can read Data Concurrent by exchange frame from storage disk cluster and deliver to external equipment, the storage control that data storage management device identification runs, and be storage control Resources allocation in storage disk cluster, and the resource information distributed for storage control is sent to storage control so that described storage control is by exchange frame write or reading data in storing the resource that resource information described in disk cluster is corresponding, so that all of storage control all can dispatch the resource using each storage disk cluster, must flow through special single head without storage device in such as prior art and the read-write of data is provided for all host application, avoid the bottleneck that the optimization of residing computer system performance is caused by the performance of head.
Optionally, resource processing unit 51 specifically for distributing the storage resource can shared with other storage controls for described storage control in described storage disk cluster.So, the storage resource of each storage disk cluster all can be accessed by all of memory controller controls, is only capable of the read-write being provided data by a disk cluster for corresponding host application without such as one head of prior art.
Optionally, resource processing unit 51, it is additionally operable to distribute store path for described storage control, and described store path is allocated to described exchange frame, in order to described exchange frame transmits the data of write or reading in the resource that described storage control resource information described in described storage disk cluster is corresponding according to described store path.
Wherein, resource processing unit 51, specifically specifically for setting up and the LUN attaching relation of each storage disk cluster for described storage control, described LUN attaching relation includes described storage control LUN in each storage disk cluster.
Or, resource processing unit 51, specifically for distributing address resource for described storage control, and described address resource is mapped to each storage disk cluster.
Wherein it is desired to illustrate, the transmitting element 52 in the present embodiment, it is possible to for possessing the interface circuit of sending function on data storage management device.Resource processing unit 51 can be the processor individually set up, can also be integrated in some processor of data storage management device and realize, in addition, can also be stored in the memorizer of data storage management device with the form of program code, some processor of data storage management device call and perform the function of above resource processing unit 51.Processor described here can be a central processing unit (English full name: centralprocessingunit, English abbreviation: CPU), or specific integrated circuit (English full name: applicationspecificintegratedcircuit, English abbreviation: ASIC), or it is configured to implement one or more integrated circuits of the embodiment of the present invention.
With reference to shown in Figure 12, embodiments of the invention provide a kind of data storage management device, and for performing the date storage method of above-mentioned storage architecture, it may include that processor 61, interface circuit 62, memorizer 63 and bus 64；Described processor 61, interface circuit 62, memorizer 63 are connected by described bus 64 and complete mutual communication；
It should be noted that processor 61 here can be a processor, it is also possible to be the general designation of multiple treatment element.Such as, this processor can be central processor CPU, can also be specific integrated circuit ASIC, or it is configured to implement one or more integrated circuits of the embodiment of the present invention, such as: one or more microprocessors (English full name: digitalsingnalprocessor, English abbreviation: DSP), or, one or more field programmable gate array (English full name: fieldprogrammableaatearray, English abbreviation: FPGA).
Memorizer 63 can be a storage device, it is also possible to be the general designation of multiple memory element, and is used for storing executable program code or Access Network management equipment operation required parameter, data etc..And memorizer 63 can include random access memory (English full name: random-accessmemory, English abbreviation: RAM), nonvolatile memory (English full name: non-volatilememory can also be included, English abbreviation: NVRAM), such as disk memory, flash memory (Flash) etc..
Bus 64 can be industry standard architecture (English full name: industrystandardarchitecture, English abbreviation: ISA) bus, external equipment interconnection (English full name: peripheralcomponent, English abbreviation: PCI) bus or extended industry-standard architecture (English full name: extendedindustrystandardarchitecture, English abbreviation: EISA) bus etc..This bus 64 can be divided into address bus, data/address bus, control bus etc..For ease of representing, Figure 12 only represents with a thick line, it is not intended that only have a bus or a type of bus.
Described processor 61 is for performing the program in memorizer, with the method performing to provide in said method embodiment in conjunction with interface circuit 62.
Concrete, described processor 61 performs the function of resource processing unit 51 in above-described embodiment for the program performed in memorizer.
Interface circuit 62 is for performing the function of transmitting element 52 in above-described embodiment.
It should be understood that, in various embodiments of the present invention, the size of the sequence number of above-mentioned each process is not meant to the priority of execution sequence, and the execution sequence of each process should be determined with its function and internal logic, and the implementation process of the embodiment of the present invention should not constituted any restriction.
Those of ordinary skill in the art are it is to be appreciated that the unit of each example that describes in conjunction with the embodiments described herein and algorithm steps, it is possible to being implemented in combination in of electronic hardware or computer software and electronic hardware.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel specifically can should be used for using different methods to realize described function to each, but this realization is it is not considered that beyond the scope of this invention.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, and the specific works process of the system of foregoing description, device and unit, it is possible to reference to the corresponding process in preceding method embodiment, do not repeat them here.
In several embodiments provided herein, it should be understood that disclosed system, equipment and method, it is possible to realize by another way.Such as, apparatus embodiments described above is merely schematic, such as, the division of described unit, being only a kind of logic function to divide, actual can have other dividing mode when realizing, for instance multiple unit or assembly can in conjunction with or be desirably integrated into another system, or some features can ignore, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be through INDIRECT COUPLING or the communication connection of some interfaces, equipment or unit, it is possible to be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, and the parts shown as unit can be or may not be physical location, namely may be located at a place, or can also be distributed on multiple NE.Some or all of unit therein can be selected according to the actual needs to realize the purpose of the present embodiment scheme.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to be that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.
If described function is using the form realization of SFU software functional unit and as independent production marketing or use, it is possible to be stored in a computer read/write memory medium.Based on such understanding, part or the part of this technical scheme that prior art is contributed by technical scheme substantially in other words can embody with the form of software product, this computer software product is stored in a storage medium, including some instructions with so that a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (English abbreviation: ROM, English full name: Read-OnlyMemory), random access memory (English abbreviation: RAM, English full name: RandomAccessMemory), the various media that can store program code such as magnetic disc or CD.
The above; being only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; change can be readily occurred in or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with scope of the claims.
Claims (22)
1. a storage architecture, it is characterised in that including: at least one storage control, at least one exchange frame and at least one storage disk cluster；
Wherein, each described storage control is all connected with all described exchange frames；Each described exchange frame is all connected with all described storage disk clusters, and each described storage control interconnects with external equipment；
Described storage control is for receiving the data that described external equipment sends, and described data are processed；Described exchange frame sends extremely described storage disk cluster for the data after being processed by described storage control and stores；
Or, described storage control delivers to described external equipment for reading Data Concurrent by described exchange frame from described storage disk cluster.
2. storage architecture according to claim 1, it is characterised in that the storage resource of each described storage disk cluster shared by least one described storage control.
3. storage architecture according to claim 1 and 2, it is characterised in that described storage control is by first interface and external equipment interconnection；
Described storage control is for receiving, by described first interface, the data that described external equipment sends, and described data are processed；
Or, described storage control is for reading data and by described first interface transmission to described external equipment by described exchange frame from described storage disk cluster.
4. storage architecture according to claim 1 and 2, it is characterised in that each exchange frame is also by least one second interface and external equipment interconnection, and wherein said storage control is by described exchange frame and described second interface and external equipment interconnection；
Wherein, the described exchange frame data for being sent by external equipment described in described second interface, and described data are sent to described storage control, described storage control is for processing described data；
Or, described storage control is for reading data the second interface transmission of being connected by described exchange frame to described external equipment by described exchange frame from described storage disk cluster.
5. storage architecture according to claim 1, it is characterized in that, described storage disk cluster includes at least one Memory Controller and at least one memorizer, wherein each described Memory Controller all with all memory communication, wherein said Memory Controller is used for controlling in the write of described memorizer or reads data.
6. storage architecture according to claim 1, it is characterized in that, it is connected by first interface mode between described storage control with described exchange frame, being connected by first interface mode between described exchange frame with described storage disk cluster, wherein said first interface mode includes: bus and interface standard PCIe, interconnection architecture IB and network interconnection protocol IP.
7. storage architecture according to claim 5, it is characterised in that described Memory Controller is connected by the second interface mode with described memorizer, described second interface mode includes: PCIe, list type SAS and serial hard disk interface technology SATA.
8. a date storage method for the storage architecture as described in any one of claim 1-7, is applied to described storage architecture is carried out the data storage management device of data storage management, it is characterised in that including:
The storage control that described data storage management device identification runs, and be described storage control Resources allocation in described storage disk cluster；
The resource information distributed for described storage control is sent to described storage control；So that described storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
9. method according to claim 8, it is characterized in that, described for described storage control in described storage disk cluster Resources allocation, including: for described storage control distribute in described storage disk cluster can with other storage controls share storage resource.
10. method according to claim 8 or claim 9, it is characterised in that described after Resources allocation, also include in described storage disk cluster for described storage control:
Distribute store path for described storage control, and described store path is allocated to described exchange frame so that described exchange frame transmits the data of write or reading in the resource that described storage control resource information described in described storage disk cluster is corresponding according to described store path.
11. method according to claim 10, it is characterised in that described for described storage control distribute store path, including:
Setting up and the LUN LUN attaching relation of each storage disk cluster for described storage control, described LUN attaching relation includes described storage control LUN in each storage disk cluster.
12. method according to claim 10, it is characterised in that described for described storage control distribute store path, including:
Distribute address resource for described storage control, and described address resource is mapped to each storage disk cluster.
13. the initial method of the storage architecture as described in any one of claim 1-7, it is characterised in that including:
Storage control judges whether that can pass through exchange frame obtains the storage resource of storage disk cluster；
If the storage resource of storage disk cluster can be obtained, then described storage resource is allocated.
14. method according to claim 13, it is characterised in that described described storage resource is allocated after, also include:
Result according to resource distribution judges whether to need to increase storage resource；
If desired increase storage resource, carry out resource searching, and inform prompting to user interface transmission；
If new storage resource can be searched, described new storage resource is allocated；
If search is less than new storage resource, then sending interpolation storage to user interface is the prompting of dish frame.
15. a data storage management device for the storage architecture as described in any one of claim 1-7, connect described storage architecture, be applied to described storage architecture is carried out data storage management, it is characterised in that including:
Resource processing unit, for identifying the storage control of operation, and is described storage control Resources allocation in described storage disk cluster；
Transmitting element, sends to storage control for the resource information will distributed for described storage control；So that described storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
16. device according to claim 15, it is characterised in that described resource processing unit specifically for distributing the storage resource can shared with other storage controls for described storage control in described storage disk cluster.
17. the data storage management device according to claim 15 or 16, it is characterised in that including:
Resource processing unit, it is additionally operable to distribute store path for described storage control, and described store path is allocated to described exchange frame, in order to described exchange frame transmits the data of write or reading in the resource that described storage control resource information described in described storage disk cluster is corresponding according to described store path.
18. data storage management device according to claim 17, it is characterised in that
Resource processing unit, specifically for setting up and the LUN attaching relation of each storage disk cluster for described storage control, described LUN attaching relation includes described storage control LUN in each storage disk cluster.
19. data storage management device according to claim 17, it is characterised in that including:
Resource processing unit, specifically for distributing address resource for described storage control, and is mapped to each storage disk cluster by described address resource.
20. the date storage method of the storage architecture as described in any one of claim 1-7, it is characterised in that including:
Storage control receives the resource information of described data storage management device distribution；
Storage control is by write in resource corresponding to described exchange frame resource information described in described storage disk cluster or reads data.
21. method according to claim 20, it is characterised in that described method also includes:
Described exchange frame receives the store path that data storage management device is the distribution of described storage control；
Described storage control is included by write data in resource corresponding to described exchange frame resource information described in described storage disk cluster:
Described storage control receives, by first interface, the data that external host sends, and described data are processed；
Treated data are sent to exchange frame by described storage control；
Treated data are sent to storing in the resource that resource information described in disk cluster is corresponding by described exchange frame according to described store path.
22. method according to claim 20, it is characterised in that described method also includes:
Described exchange frame receives the store path that data storage management device is the distribution of described storage control；
Described storage control reads data according to described resource information by described exchange frame in described storage disk cluster, including:
Described storage control receives, by first interface, the read request that external host sends, and resolves read request acquisition reading data in the storage position of storage disk cluster；
Described storage position is sent to described exchange frame by described storage control；
Described exchange frame reads described reading data according in resource corresponding to described storage position resource information described in described storage disk cluster；
Described reading data are sent to storage control by described exchange frame according to described store path；
Described storage control is sent to external host by described first interface after described reading data are processed.
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