CN107888517A - A kind of method and apparatus that domain is drawn for main frame - Google Patents
A kind of method and apparatus that domain is drawn for main frame Download PDFInfo
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- CN107888517A CN107888517A CN201610877828.4A CN201610877828A CN107888517A CN 107888517 A CN107888517 A CN 107888517A CN 201610877828 A CN201610877828 A CN 201610877828A CN 107888517 A CN107888517 A CN 107888517A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/10—Packet switching elements characterised by the switching fabric construction
- H04L49/103—Packet switching elements characterised by the switching fabric construction using a shared central buffer; using a shared memory
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/20—Support for services
- H04L49/208—Port mirroring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/35—Switches specially adapted for specific applications
- H04L49/356—Switches specially adapted for specific applications for storage area networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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Abstract
The application provides a kind of method that zone is drawn for main frame, after storage managing server receives the LUN carries request of control node transmission, triggers this stroke of zone method, is that carry LUN destination host establishes the path for accessing LUN, this stroke of zone method includes：Obtain the port-mark of at least one host port in the request of LUN carries；It is the selection of each host port and at least two storage ports of host port foundation access LUN path according to the load value of each storage port in predetermined zone partition strategies and storage array；Establish the mapping of the port-mark and the port-mark of at least two storage ports selected by host port of each host port；The mapping established is sent to interchanger, so that the path between at least two storage ports of the interchanger according to selected by being mapped as each host port foundation and be host port.The equipment that the application also provides a kind of stroke of zone.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of method and apparatus that domain is drawn for main frame.
Background technology
Storage array includes multiple logic units (logical unit, LU), and each logic unit has one uniquely
Mark, referred to as LUN (LU Number, LUN).Main frame can access patrolling for storage array by interchanger (Switch)
Unit is collected, but before this, the main frame needs the LUN of the carry logic unit.
Main frame carry LUN flow is as follows：
First, control node obtains the port-mark of the host port of destination host and is defined as the destination host carry
LUN, send the request of LUN carries to storage managing server, LUN carries request include the port-mark of the host port with
And the LUN.
Then, storage managing server respond the LUN carries request, on the one hand for main frame each host port port
Mapping in mark foundation and storage array between the port-mark of storage port, the mapping is sent to interchanger, interchanger
The path between the storage port that each host port of main frame is established and it is mapped will be mapped as according to this so that host port
The LUN can be accessed by the path between storage port that it is mapped, this process is referred to as the host port for the main frame
Draw zone.On the other hand, storage managing server sends the port-mark of the host port and LUN to storage array, refers to
Show that storage array authorizes the authority that the host port accesses the LUN.
Generally, storage array includes multiple storage ports, and main frame can access via any storage port of storage array
The LUN, and in order to avoid single storage port failure, storage managing server is usually that the port-mark of the host port is established
Mapping between the port-mark of at least two storage ports so that interchanger be the host port establish with this at least two
The path of storage port.
At present, conventional one kind stroke zone modes are：Storage managing server is receiving the LUN carries of control node transmission
After request, the storage port that all and interchanger of storage array is connected is determined, instruction interchanger is the main frame for needing carry LUN
Host port is established and all paths between the storage port of interchanger connection.But this stroke of zone mode included
More redundant storage ports, the quantity in the path between host port and storage port is too many, causes Path selection caused by main frame
Expense is larger.And this stroke of zone mode flexibility is poor, increases storage port newly in storage array or have storage port that event occurs
, it is necessary to which user changes the above-mentioned change that configuration file just adapts to storage port manually during barrier.
Therefore, the existing mode that zone is drawn for main frame causes that overhead is larger and flexibility is poor.
The content of the invention
The application provides a kind of method and apparatus that zone is drawn for main frame, for solving to draw zone in the prior art for main frame
Mode cause the problem of overhead is larger and flexibility is poor.
In a first aspect, the application provides a kind of method that domain zone is drawn for main frame, control is received in storage managing server
After the LUN carries request that node processed is sent, this stroke of zone method is triggered, the destination host for being carry LUN, which is established, accesses the LUN
Path.The LUN carries request that control node is sent includes the port-mark of the host port of destination host, destination host
Host port can be one or more, after storage managing server receives LUN carries request, obtain the LUN carries
The port-mark of the host port of destination host in request.Then, storage managing server divides according to predetermined zone
The load value of each storage port is each master of destination host in the storage array stored in strategy and storage managing server
Generator terminal mouth selects to establish at least two storage ports of the path for accessing LUN with it, wherein, the load value of storage port is used for table
The loading level of the storage port is levied, can be determined according to one of the storage port or more than one of load information.Deposit
Storage management server with it for host port selection when establishing the storage port for the path for accessing LUN, from depositing for storage array
Store up and the small storage port of load value is selected in port.Then, storage managing server establishes the port-mark of each host port
With the mapping of the port-mark of at least two storage port selected by it, and the mapping established is sent to exchange
Machine, at least two deposited with this selected by it so that interchanger is established according to each host port for being mapped as destination host
Store up the path between port.
During the above-mentioned zone for main frame stroke, according to predetermined zone partition strategies and deposited by storage managing server
The load value of storage port selects to establish the storage port of path with it for the host port of destination host, is manually set without user
Mapping between host port and storage port, burden for users is reduced, and improve the efficiency for drawing domain.In addition, selected for host port
Storage port determined that rather than all storage port of selection not only reduces redundancy and led by the load value of storage port
The quantity of path, reduce the expense in Selection of chiller path, be additionally, since and establish depositing for path with it for host port selection
The loading condition of the storage port of storage port and storage array is adapted so that establishes the storage port of path all for host port
Can preferably meet the requirements for access of destination host, so improve the stability of every path between host port and storage port with
And reliability.
In a kind of optional realization, storage array includes at least two controllers, and each controller connection is at least one
The storage port；Storage managing server establishes the storage end of path in each host port selection for destination host with it
During mouth, destination host wants the controller belonging to the LUN of carry first, then, in the storage that the controller belonging to the LUN is connected
M minimum storage port of load value, and at least one controller outside the controller belonging to the LUN are determined in port
The minimum N number of storage port of load value is determined in the storage port connected, by the M storage port and described N number of is deposited
Storage port is accessed at least two described in the path of the LUN as being established with the host port for being selected for the host port
Individual storage port, M, N are positive integer, and M is not less than N.In the application, select t load value is minimum to deposit from S storage port
Port is stored up, is referred to：The sequence of load value progress from small to large to S storage port, determines the t for being located at head of the queue in the sequence
Individual load value, the storage port corresponding to the t load value are the minimum storage port of the t load value determined.Due to needing
Storage port accesses the fastest of the LUN in controller belonging to the LUN of carry, in this realization, is needing belonging to the LUN of carry
Controller in the storage port quantity that path is established with host port that determines it is more so that host port more likely passes through
The storage port for needing the controller belonging to the LUN of carry to connect accesses LUN, improves the speed that host port accesses LUN, reduces and visits
Ask time-consuming.
In a kind of optional realize, at least two controllers of storage array form an engine, in same engine
Mutual access speed is faster than the access speed between the controller between different engines between controller.Storage managing server exists
When selecting to establish the storage port of path with it for each host port of destination host, destination host wants the LUN of carry first
Engine belonging to affiliated controller, then, it is determined that the engine in each controller connection controller in determine load
It is worth M minimum storage port, and each control of each engine in addition to the engine of determination of the storage array
The minimum N number of storage port of load value is determined in the storage port of device connection, M is more than N.Due to needing the control belonging to the LUN of carry
The speed that the storage port of each controller connection of the affiliated engine of device processed accesses the LUN is faster than the control of the engine in addition to the engine
The storage port of device connection processed, in the present implementation, in each controller for needing the affiliated engine of the controller belonging to the LUN of carry really
The fixed storage port quantity that path is established with host port is more so that host port is more likely by needing the LUN of carry
The storage port of the controller connection of the affiliated engine of affiliated controller accesses the LUN, improves the speed that host port accesses LUN
Rate, it is time-consuming to reduce access.
In a kind of optional realization, storage managing server obtains the process of the load value of the storage port of storage array
For：First, the load information of each storage port of the storage array is obtained；Then, according to each storage port
The load information determines the load value of each storage port.In this realization, storage managing server can basis
The load information of storage port determines to characterize the load value of the storage port, to be host side according to the load value of storage port
Mouth selection establishes the storage port of path with it so that the storage port of path is established for host port can preferably meet mesh
The requirements for access of main frame is marked, and then improves the stability and reliability of every path between host port and storage port.
In a kind of optional realize, storage managing server obtains the first negative at the first moment of each storage port
Information carrying breath and second load information at the second moment after first moment；According to the institute of each storage port
State the first load information and second load information determines the load value of each storage port.Above-mentioned storage tube
The load information for the storage port that reason server is obtained according to multiple moment determines the load value of storage port so that determines
The load value of storage port can reflect the loading level of nearest a period of time memory storage port, storage port can be reduced
Load transient fluctuation influence so that the selection for the storage port that need to be turned on is more accurate and reliable.
In a kind of optional realization, storage managing server is believed according to first load of each storage port
When breath and second load information determine the load value of each storage port, the power of second load information
The great weight in first load information, and then the load value for finally to determine can more embody the storage port nearest time
Interior loading level.
In a kind of optional realization, the load information of storage port includes：LUN carried on the storage port
The operating rate of several, described storage port, the processor utilization rate of controller, storage port institute where the storage port
At least one of in the memory usage of controller.
Second aspect, the application provide a kind of equipment that zone is drawn for main frame, and the equipment includes being used to perform above-mentioned first
Method in any possible realization of aspect or first aspect.Specifically, the equipment includes being used to perform above-mentioned first aspect
Or the module of the method in any possible realization of first aspect.
The third aspect, the application provide a kind of equipment that zone is drawn for main frame, and the equipment includes being used to perform above-mentioned first
Method in any possible realization of aspect or first aspect.Specifically, the equipment includes bus, and it is connected respectively to total
Processor, memory and the COM1 of line.The COM1 is used to be communicated with other network elements, and the memory is used to deposit
Store up application program instructions and network element runs required data；Processor is used for the application program instructions for performing memory storage,
Realize the method in any possible realization for performing above-mentioned first aspect or first aspect.
Fourth aspect, this application provides a kind of computer-readable medium, for storing computer program, the computer journey
Sequence includes being used to perform the instruction of the method in any possible realization of first aspect or first aspect.
5th aspect, the embodiment of the present application provide a kind of storage array, and the storage array includes two or more
Disk, one or more controllers and two or more storage ports, wherein, each storage port of storage array
It is connected with a controller of storage port, each controller can connect one or more storage port, storage
The disk of array is connected with controller by bus.The controller of storage array is used for：Sent out to storage to storage managing server
The load information of itself storage port is given, so that the storage managing server determines the storage end according to the load information
The load value of mouth, and selected according to the load value of storage port and predetermined zone partition strategies for the host port of destination host
Select and establish at least two storage ports of path with it, establish the port-mark of each host port of destination host with being selected for it
Mapping between the storage port selected, the mapping is sent to interchanger, so that the interchanger is mapped as host port according to this
The path being established as between the storage port of its selection.
The present invention can also be further combined more real to provide on the basis of the realization that above-mentioned each side provides
It is existing.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the embodiment of the present application, make required in being described below to embodiment
Accompanying drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the present application, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these accompanying drawings
His accompanying drawing.
Fig. 1 is the schematic diagram of the embodiment of the present application Computer system；
Fig. 2 is the schematic diagram of storage array in the embodiment of the present application；
The schematic flow sheet that it is main frame stroke zone methods in the embodiment of the present application that Fig. 3, which is,；
Fig. 4 is the schematic diagram of network element 600 in the embodiment of the present application；
Fig. 5 is the schematic diagram of equipment 700 in the embodiment of the present application.
Embodiment
Technical scheme is described in detail below by accompanying drawing and specific embodiment, it should be understood that the application
Specific features in embodiment and embodiment are the detailed description to technical scheme, rather than to present techniques
The restriction of scheme, in the case where not conflicting, the technical characteristic in the embodiment of the present application and embodiment can be mutually combined.
Fig. 1 is the schematic diagram for the computer system that the embodiment of the present application provides, and the system includes one or more
Main frame, control node 100, storage managing server 200, interchanger 300 and storage array 400.
Wherein, main frame be computer system in calculate node, host A as shown in Figure 1, host B, host C, Mei Gezhu
Host port (host port A1, A2 of such as host A, host port B1, B2 of host B, the main frame of host C that machine passes through itself
Port C1, C2) connection interchanger 300 uplink port, uplink port be the embodiment of the present application in interchanger 300 be used for connect
The appellation of the port of main frame is connect, corresponding, the port of the storage port for connecting storage array 400 of interchanger 300 is referred to as
Downlink port.Those skilled in the art it is recognised that above-mentioned uplink port, downlink port merely to being connected respectively to interchanger
The appellation that main frame, two generic ports of storage array make a distinction, does not form the restriction to the embodiment of the present application.
Reference picture 1 and Fig. 2, storage array 400 include two or more disks (disk 411 in such as Fig. 2 to
Disk 416), one or more controllers (such as controller 401 to controller 404) and two or more storage ports
(such as storage port 1-24), wherein, each storage port of storage array 400 (storage port 1 in such as Fig. 1 to storage port
24) it is connected with a controller of storage array 400, each controller can connect one or more storage end
Mouthful.In addition, the controller of storage array 400 is connected by bus 420 with the disk of storage array.
Each LUN of storage array 400 can belong to a controller management, and main frame can be via host port and control
Path between the storage port that device processed is connected accesses the LUN for belonging to the storage port, can also via host port with it is another
Path between the storage port that controller is connected accesses the LUN.For example, the LUN that main frame need to access belongs to controller 402,
The storage port (such as storage port 7 to storage port 12) that main frame can be connected via controller 402 accesses the LUN, not only
In this way, main frame can also visit via any storage port of any controller in controller 401, controller 403 or controller 404
Ask the LUN.Between the storage port that main frame is connected by host port and controller 401, controller 403 or controller 404
Path accesses the implementation for the LUN for belonging to controller 402, is referred to various technological means of the prior art, this hair
Bright embodiment is not limited this.In addition, the application is provided in Fig. 1, the part storage port (storage port of storage array 400
3rd, 5,8, the downlink port 17) not with interchanger 300 is connected, but in practice, and all storage ports of storage array 400 can be with
It is connected with the downlink port of interchanger.
Although the uplink port of the host port connection interchanger 300 of main frame, and the downlink port connection of interchanger 300
The storage port of storage array 400, still, before domain is not drawn, main frame can not still access the LUN in storage array 400.This
Including following two reasons：First, not yet form path between the host port of main frame and the storage port of storage array 400.
Second, storage array not yet authorizes the authority that main frame accesses its LUN.
Therefore, main frame needs the LUN of carry storage array, could access the LUN.First, control node 100 obtains from main frame
The port-mark of the host port of main frame is obtained, and is defined as the LUN of the main frame carry, wherein, control node 100 is defined as the master
The LUN of machine carry realization, the various prior art means of this area are referred to, are deposited for example, being preserved in control node 100
The LUN lists in array are stored up, are the LUN of main frame carry from LUN lists, are not described in detail herein for other realizations.Then, control
Node 100 processed sends the request of LUN carries to storage managing server 200, and the LUN carries ask the host port for including the main frame
Port-mark and need the LUN of carry.
Then, storage managing server 200 receives carry request, and triggering storage managing server 200 is the main frame
Each host port draws zone, and so-called stroke of zone refers to dividing its storage port that can access for the host port
Set, host port can access the storage port in the zone for its division, and can not access and be not belonging to depositing for the zone
Port is stored up, in other words, host port is established with the storage port in the zone for its division path, and with being not belonging to the zone
Storage port between path is not present.The zone form of expression can be port-mark and the end of storage port of host port
Mapping between mouth mark, or a set, such as { host port A1, storage port 1,4,9,15,22 }, based on expression
Generator terminal mouth A1 selections establish the storage port of path as storage port 1,4,9,15,22 with it.Storage managing server 200 exists
After drawing zone for host port, drawn zone is sent to interchanger 300, interchanger 300 it is in the zone lists of maintenance
The host port increases a zone, and the increased zone is that storage managing server 200 divides for the host port
Zone, interchanger is according to the path between the zone control main frames port and storage port, specifically, interchanger 300 is the master
Generator terminal mouth is established and the path between the storage port in the zone of its stroke.
On the other hand, storage managing server 200 indicates that storage array 400 authorizes the power that the host port accesses the LUN
Limit, storage array 400 respond the instruction of storage managing server, authorize the authority that the host port accesses the LUN, so, main
Machine can be by host port with being accessed for the path in the storage port in host port institute zone in storage array 400
The LUN.
The implementation that the embodiment of the present application draws zone to storage managing server 200 for each host port of main frame is entered
Row improves so that it is highly efficient, flexible to draw domain process.Sent out specifically, storage managing server 200 receives control node 100
Send LUN carries request after, obtain the LUN carries request in the main frame for needing carry LUN host port port-mark, and
According to each storage port in the storage array 400 stored in predetermined zone partition strategies and storage managing server 200
Load value is that each host port selects to establish at least two storage ports of the path for accessing LUN with it；Establish each main frame
The mapping of the port-mark of port and the port-mark of at least two storage port selected by the host port；It will be built
The vertical mapping is sent to interchanger 300, is established so that interchanger 300 is mapped as each host port according to this with being the master
The path between at least two storage ports selected by generator terminal mouth.
Above-mentioned stroke of zone process is controlled by storage managing server 200, and host port and storage are manually set without user
Mapping between port, burden for users is reduced, and improve the efficiency for drawing domain.In addition, the storage end of conducting is needed corresponding to host port
Mouth is determined by the load value of storage port, rather than all storage ports, is not only reduced the quantity of redundancy guiding path, is subtracted
The expense in small Selection of chiller path, moreover, the load feelings of the storage port of the storage port of the need conducting determined and storage array
Condition is adapted so that the storage port that need to be turned on each determined can preferably meet the requirements for access of main frame, Jin Erti
The stability and reliability of every path between high host port and storage port.
Those skilled in the art are it is recognised that be only one of the computer system that the embodiment of the present application provides shown in Fig. 1
Citing, it is impossible to the protection domain of the application is limited with Fig. 1.For example, the quantity of main frame is not limited to three, can be one or one
Any value above；In another example each main frame can include a host port, can also include two, three or more
Individual host port；For another example main frame can directly send carry LUN request to storage managing server 200.
Computer system with reference to shown in Fig. 1, the embodiment of the present application provide a kind of method that zone is drawn for main frame, and Fig. 3 is
The schematic flow sheet of this method, this method comprise the following steps：
Step 501, control node 100 sends the request of LUN carries to storage managing server 200, and carry request includes
The port-mark of the host port of destination host and the LUN.
Specifically, control node 100 can receive destination host send need carry LUN request after, be target master
Machine determines to want the LUN of carry, and generates LUN carries request, sends to storage managing server.Or user is directly being controlled
Input operation (such as input code instruction) is carried out on node 100 processed, instruction control node 100 is sent out to storage managing server 200
The carry is given to ask.
Step 502, storage managing server 200 receives carry request, and destination host is obtained from carry request
The port-mark of each host port.
Step 503, storage managing server 200 is according in predetermined zone partition strategies and storage managing server 200
The load value of each storage port selects to establish with it for each host port in the storage array 400 of storage accesses the LUN's
At least two storage ports of path.
Specifically, the load value of storage port is used for the loading level for characterizing storage port, can be according to the storage port
One or more load informations determined that load information can have a variety of realizations, for example, the LUN carried on storage port
Several, storage port operating rate, etc..
It is determined that after the load value of storage port, storage managing server 200 is according to predetermined zone partition strategies and really
The storage port that the fixed load value need to turn on for each host port selection at least two of destination host.The predetermined zone
Partition strategy can have a variety of realizations, and the common point of a variety of realizations is to be selected at least in the storage port of storage array 400
Two less storage ports of load value are as the storage port that path is established with the host port.
Step 504, storage managing server 200 establishes the port-mark of each host port with being selected by the host port
The mapping of the port-mark at least two storage port selected.
Step 505, storage managing server 200 sends the mapping established to interchanger 300.
Step 506, interchanger 300 according to this be mapped as each host port establish with selected by it this at least two
Path between storage port.
Specifically, interchanger 300 can safeguard a zone lists, each zone in the list defines a main frame
The addressable storage port in port.Interchanger 300 from storage managing server 200 receive the mapping after, be in zone lists
Each host port of destination host establishes a zone, and the zone includes the port-mark and storage management of the host port
Server 200 is the port-mark of the storage port in the mapping that the host port is established.Table 1 is to be exchanged in the embodiment of the present application
A kind of possible realization for the zone lists that machine 300 is safeguarded, it is host port A1, A2, B1, B2 institute to be respectively from top to bottom in table 1
The zone of foundation.
| { host port A1, storage port 1,4,9,15,22 } |
| { host port A2, storage port 1,4,9,15,22 } |
| { host port B1, storage port 2,7,12,13,19 } |
| { host port B2, storage port 2,7,12,13,19 } |
| …… |
Table 1
Interchanger 300 according to zone lists be each host port establish path, be the host port be what it was established
Storage port in zone establishes path, so that the main frame can be visited by the path between the host port and storage port of itself
Ask the LUN.
It should be noted that when main frame includes two or more host ports, storage managing server 200 is
The storage port of the All hosts port selection of destination host can be with identical, or different host port selections is different
Storage port establishes the path for accessing the LUN with it.
It is above-mentioned for main frame draw zone during, by storage managing server 200 according to predetermined zone partition strategies with
It is manual without user and the load value of storage port selects to establish the storage port of path with it for the host port of destination host
The mapping between host port and storage port is set, reduces burden for users, and improve the efficiency for drawing domain.In addition, it is host port
The storage port of selection is determined by the load value of storage port, rather than the storage port that selection is all, is not only reduced superfluous
The quantity of remaining guiding path, reduce the expense in Selection of chiller path, moreover, establishing depositing for path with it for host port selection
The loading condition of the storage port of storage port and storage array is adapted so that establishes the storage port of path all for host port
Can preferably meet the requirements for access of destination host, so improve the stability of every path between host port and storage port with
And reliability.
LUN subsequent step will be hung for the main frame by being described below, including：
Step 507, storage managing server 200 sends the port-mark of each host port and LUN to storage array
400。
Step 508, after the port-mark and the LUN of the Receiving Host port of storage array 400, host port access is authorized
The authority of the LUN.
Specifically, storage array can locally safeguard a mapping table, the mapping table include main frame host port and its
The mapping for the LUN that can be accessed, storage array 400 the port-mark from the Receiving Host port of storage managing server 200 with
And be that the port-mark of each host port establishes it and needs mapping between the LUN of carry with it in the mapping table after LUN,
So that the storage port obtains the authority for accessing the storage port that need to be turned on.It is performed both by completing in step 506 and step 508
Afterwards, host port is to obtain the physical channel for accessing LUN, obtains the authority for accessing the LUN again, and then main frame can pass through main frame
The path established between port and storage port accesses the LUN.
It should be noted that the execution sequence of above-mentioned steps 505 and step 507 not limits, the two can be performed simultaneously；Or
Person, step 507 is performed after first carrying out step 505；Or perform step 505 after first carrying out step 507.
Above-mentioned steps 507, step 508 are scheme complete for making main frame carry LUN and the description made, it is impossible to is limited with this
Determine the protection domain of the embodiment of the present application.
Optionally, after step 506, interchanger 300 can send the zone for its foundation to main frame, so that main frame is known
The path established between the storage port of its host port and storage array.Or after step 505, by mobile sms service
Device 200 will return to control node 100 for the zone results of drawing of the host port of destination host, will be drawn by control node 100
Zone results inform main frame.Or after procedure 506, main frame can be by carrying out to the storage port of storage array 400
Detection, path is established to know between the host port of itself and which storage port.Main frame can also pass through prior art
In other technologies means know the path established between itself host port and storage port, herein not illustrate one by one
It is bright.
Interchangeable, main frame directly can communicate with storage managing server 200, and the storage managing server 200 has
Which determine to want carry LUN function for main frame, main frame sends the request for needing carry LUN, storage to storage managing server 200
Management server 200 is that main frame determines to want the LUN of carry, and draws zone for the host port of main frame.In this implementation, system tray
Structure is simplified, and is main frame carry LUN time-consuming shortening.
Optionally, in the embodiment of the present application, storage managing server 200 obtain storage port load value can have it is a variety of
Implementation, include but is not limited to following：
First, storage managing server 200 periodically sends the load for obtaining each storage port to storage array 400
The request of information, and after the load information that storage array returns is received, determined according to the load information of each storage port
The load value of each storage port.
Second, with reference to first, being with the difference of one, storage managing server 200 is receiving carry request
The request of the load information of the acquisition storage port is sent to storage array afterwards.
Third, with reference to first, be with the difference of one, the active period of storage array 400 to storage management
Server reports the load information of storage port.
Fourth, storage array 400 oneself periodically determines each storage end according to the load information of each storage port
The load value of mouth, and actively send the load value of the storage port determined every time to storage managing server.
Fifth, with reference to fourth, being with its four difference, storage array 400 is not actively by the load of storage port
Value reports storage managing server 200, but is sent in storage managing server 200 to storage array 400 and obtain the load value
Request after, storage array 400 to storage managing server 200 return the load value.Wherein, storage managing server 200 can
Periodically to send the request of the load value of the acquisition storage port to storage array 400, or, receiving carry request
The request of the load value of the acquisition storage port is just sent to storage array 400 afterwards.
Sixth, with reference to fifth, being that storage array 400 is receiving storage managing server with its five difference
After the request of the load value of the 200 acquisition storage ports sent, just determined according to the load information of each storage port every
The load value of individual storage port.
In the embodiment of the present application, storage managing server 200 can obtain according to one to its any implementation in six
Obtain the load value of storage port.
Optionally, in the embodiment of the present application, load information includes but is not limited to：LUN number being carried on storage port, deposit
The operating rate of port is stored up, the internal memory of controller makes where the processor utilization rate of controller, storage port where storage port
With rate.Load information can be one or more in the above-mentioned factor enumerated.After the load information of the storage port is obtained,
The multinomial factor that can include to load information is weighted summation, to obtain the load value of storage port.
For example, representing LUN number, the operating rate of storage port carried on storage port respectively with N, X, Y, Z, store
The memory usage of controller where the processor utilization rate of controller, storage port where port, a, b, c, d are respectively to weight
The factor, then the load value of storage port can be expressed as：a*N+b*X+c*Y+d*Z.In a kind of optional realization, computational load
Each weighted factor sum of value is 1, for example, a+b+c+d=1.
Those skilled in the art are it is recognised that the value of above-mentioned weighted factor can be according to the algorithm of various determination load values
To determine, and except it is above-mentioned summation is weighted to load information in addition to, determine that load value also includes other according to load information
Realize, for example, load information is also denoted as：On furthermore
State and determine that the implementation of load value is not only suitable for foregoing determining storage port by storage managing server 200 according to load information
Load value situation, be also applied for being determined the situation of the load value of storage port by storage array.
In above-mentioned optional realization, storage managing server 200 or storage array 400 can be according to the multinomial of storage port
Load information determines the load value of storage port so that load value can preferably reflect the loading level of storage port.
Optionally, in the embodiment of the present application, storage managing server 200 or storage array 400 can be according to multiple moment
The load information of the storage port obtained determines the load value of storage port.Storage end is determined with storage managing server 200
Mouthful load value exemplified by, storage managing server 200 obtain each storage port of storage array 400 the of the first moment
One load information and second load information at the second moment after the first moment.Then, storage managing server 200
The load value of each storage port is determined according to the first load information and the second load information of each storage port.Specifically,
Storage managing server 200 can determine the first load value according to first load information respectively, true according to the second load information
Fixed second load value, then, summation is weighted to first load value and second load value, forms a storage port that goes out
Current load value.
Those skilled in the art are it is recognised that when storage managing server 200 or storage array 400 can also be according to three
The load information at quarter or more than three moment determines the load value of storage port.And according to above-mentioned first load value and
When two load values determine current load value, except by the way of weighted sum, other weighting schemes, example can also be used
Such as, the root sum square for square being multiplied by weighted factor of the first load value and the second load value.
The load for the storage port that above-mentioned storage managing server 200 or storage array 400 are obtained according to multiple moment
Information determines the load value of storage port so that the load value for the storage port determined can reflect in nearest a period of time
The loading level of storage port, the influence of the transient fluctuation of the load of storage port can be reduced so that the storage end that need to be turned on
The selection of mouth is more accurate and reliable.
Optionally, the storage port that storage managing server 200 or storage array 400 are obtained according to multiple moment is born
When information carrying breath determines the load value of storage port, the time weight of load information rearward is larger.With storage managing server root
Exemplified by determining load value according to first load information and second load information, basis should respectively for storage managing server 200
First load information and the second load information determine the first load value, the second load value, negative to the first load value and second
When load value is weighted summation, the weighted factor of the second load value of time rearward is more than adding for the first load value of time before examination
Weight factor, and then the load value for finally to determine can more embody the loading level in the storage port nearest time.
Optionally, in the embodiment of the present application, step 503, storage managing server 200 is according to predetermined zone partition strategies
And the load value of each storage port selects for each host port in the storage array 400 stored in storage managing server 200
Select and establish at least two storage ports of the path for accessing the LUN with it, include but is not limited to mode is implemented as described below：
Zone modes 1 are drawn, storage managing server 200 selects load value minimum from the storage port of storage array 400
K storage port as the storage port that path is established with host port, K numerical value is more than or equal to 2.
Zone modes 2 are drawn, with reference to zone modes 1 are drawn, difference is, being comprised at least in K storage port needs carry
LUN belonging to controller connection a storage port.Specifically, storage managing server 200 can be from storage array 400
Place obtains the annexation of each storage port and controller, and obtains the controller belonging to the LUN of host request carry.
When determining that the K establishes the storage port of path with host port, storage managing server 200 needs the LUN of carry from this first
The minimum storage port of one load value of selection is as the storage port that need to be turned in the storage port of affiliated controller connection,
Then, minimum (K-1) the individual storage port of load value is selected among the storage port outside the storage port of selection.
Zone modes 3 are drawn, with reference to zone modes 2 are drawn, different part is, storage managing server 200 needs from this
In the storage port of controller connection belonging to the LUN of carry after the minimum storage port of one load value of selection, need to hang from this
Select the load value minimum (K-1) is individual to deposit in the storage port that the controller outside controller belonging to the LUN of load is connected
Store up port.
Zone modes 4 are drawn, storage managing server 200 needs the storage end that the controller belonging to the LUN of carry connects from this
The minimum storage port of one load value of selection in mouthful, it is then determined that this needs the control outside the controller belonging to the LUN of carry
The storage port for the load value minimum that each controller is connected in device, (K-1) individual load is selected from these storage ports most
Small storage port.
Zone modes 5 are drawn, with reference to zone modes 4 are drawn, K numerical value is equal to the number of the controller of storage array 400, changes speech
It, selects a load value in the storage port that storage managing server 200 connects from each controller of storage array 400
Minimum storage port, as the storage port that path is established with host port.
Zone modes 6 are drawn, with reference to aforesaid way 2 to 5, different part is, storage managing server 200 is needing to hang
The minimum storage port of M load value of selection, is needing the LUN of carry in the storage port of controller connection belonging to the LUN of load
The minimum storage port of N number of load value is selected in the storage port of each controller connection outside affiliated controller, M is more than
N, M, N are positive integer.For example, M=2, N=1.
Zone modes 7 are drawn, at least two controllers of storage array 400 form an engine, and so-called engine refers to
Mutual access speed is faster than the access speed between the controller between engine between controller in engine, for example, controller
401 form an engine with controller 402, another engine are formed between controller 403 and controller 404, main frame 1 passes through main frame
The access speed for the LUN that path access between port A1 and storage port 1 belongs to controller 402 is faster than main frame and passes through main frame
Path accesses the access speed for the LUN for belonging to controller 402 between port A1 and storage port 15, because storage end
The controller 401 of mouthful 1 connection and the controller 402 belonging to the LUN accessed belong to same engine, and the control that storage port 15 connects
Device 403 processed belongs to different engines from the controller 402 belonging to the LUN accessed.With reference to zone modes 6 are drawn, different is in
In storage managing server 200 determines to need the engine belonging to the controller belonging to the LUN of carry, in each control of the engine
The minimum storage port of M load value of selection in the storage port of device connection, and in the controller of the engine in addition to the engine
The minimum storage port of N number of load value is selected in the storage port of connection, M is more than N, and M, N are positive integer.
It should be noted that in the embodiment of the present application, the minimum storage end of t load value is selected from S storage port
Mouthful, refer to：The sequence of load value progress from small to large to S storage port, is determined negative positioned at t of head of the queue in the sequence
Load value, the storage port corresponding to the t load value are the minimum storage port of the t load value determined.
In addition, when the part storage port of storage array 400 is not connected with interchanger 300, storage managing server
200 specifically select to establish the storage of path with host port from the storage port being connected with interchanger 300 of storage array 400
Port.Storage managing server 200 can specifically know which storage port is connected with interchanger 300 at storage array 400,
It can also know which storage port is connected with interchanger 300 at interchanger 300.
In above-mentioned stroke of zone mode, storage managing server 200 is not only built for host port selection at least two with it
The storage port of vertical path, single storage port failure is avoided to cause main frame can not access LUN, moreover, storage managing server
200 be the storage port selected by host port load value it is smaller so that it is determined that each establish path with host port
Storage port can preferably meet the requirements for access of host port, improve between host port and storage port the steady of every path
Qualitative and reliability.In some stroke of zone mode, select to have to establish with host port at least two controllers to lead to
The storage port on road, further improve the reliability of path between host port and storage port.Due to needing belonging to the LUN of carry
Storage port accesses the fastest of the LUN in controller, in some stroke of zone mode, is needing the control belonging to the LUN of carry
The storage port quantity that path is established with host port determined in device processed is more so that host port is more likely by needing to hang
The storage port of controller connection belonging to the LUN of load accesses LUN, improves the speed that host port accesses LUN, reduces and accesses consumption
When.Because the storage port that each controller for needing the affiliated engine of the controller belonging to the LUN of carry connects accesses the speed of the LUN
It is faster than the storage port of the controller connection of the engine in addition to the engine, in some stroke of zone mode, is needing the LUN of carry
The storage port quantity that path is established with host port determined in each controller of the affiliated engine of affiliated controller is more, makes
Host port is obtained more likely to visit by the storage port for needing the controller of the affiliated engine of the controller belonging to the LUN of carry to connect
The LUN is asked, improves the speed that host port accesses LUN, it is time-consuming to reduce access.
Optionally, in the embodiment of the present application, storage managing server 200 or storage array 400 are it is determined that storage port
During load value, the load value of storage port being connected with interchanger 300 can be only determined, to reduce operand and storage array
Volume of transmitted data between 400 and storage managing server 200.
Fig. 4 is a kind of schematic diagram for network element 600 that the embodiment of the present application provides, and the network element 600 includes bus 601, and
It is connected respectively to the processor 602, memory 603 and COM1 604 of bus 601.The COM1 604 be used for it is other
Network element is communicated, and the memory 603 is used to store application program instructions and network element 600 runs required data；Processor
602 are used to perform the application program instructions that memory 603 stores, and realize the function of network element.
The processor 602 can be the general designation of a treatment element or multiple treatment elements.For example, the processing
Device can be central processing unit (Central Processing Unit, CPU) or specific integrated circuit
(Application Specific Intergrated Circuit, ASIC), or be arranged to implement implementation of the present invention
One or more integrated circuits of example, such as：One or more microprocessors (Digital Singnal Processor,
), or, one or more field programmable gate array (Field Programmable Gate Array, FPGA) DSP.
The memory 603 can be the general designation of a memory element or multiple memory elements, and can for storage
Configuration processor code or network element 600 run required parameter, data etc..And memory 603 can include random access memory
(Random-Access Memory, RAM), nonvolatile memory (Non-Volatile Memory, NVM) can also be included,
Such as magnetic disk storage, flash memory (Flash Disk) etc..
The bus 601 can be that industry standard architecture (Industry Standard Architecture, ISA) is total
Line, external equipment interconnection (Peripheral Component, PCI) bus or extended industry-standard architecture (Extended
Industry Standard Architecture, EISA) bus etc..It is total that the bus 601 can be divided into address bus, data
Line, controlling bus etc..For ease of representing, only represented in figure with a line, it is not intended that an only bus or a type
Bus.
In a kind of optional realization, the network element 600 is used as storage managing server, the processor 602 that network element 600 includes
By performing the instruction in memory 603, step 501 is performed into the method that zone is drawn for main frame described in step 508 by depositing
Store up the step performed by management server 200.
In a kind of optional realization, the network element 600 is used as control node, and the processor 602 that network element 600 includes is by holding
Instruction in line storage 603, step 501 is performed into the method that zone is drawn for main frame described in step 508 by control node
Step performed by 100.
In a kind of optional realization, the network element 600 is used as interchanger, and the processor 602 that network element 600 includes passes through execution
Instruction in memory 603, step 501 is performed into the method that zone is drawn for main frame described in step 508 by the institute of interchanger 300
The step of execution.Wherein, COM1 604 includes and the uplink port of main-machine communication, the downlink port to be communicated with storage array
And the port to be communicated with storage managing server.
In a kind of optional realization, the controller of the network element 600 as storage array 400, the processing that network element 600 includes
Device 602 performs step 501 to being drawn for main frame in zone method described in step 508 by performing the instruction in memory 603
As the step performed by storage array 400.Wherein, the COM1 604 of controller be used for storage managing server 200 and
Other controllers of storage array are communicated.
It should be noted that storage array 400 includes two or more controllers, storage array 400 can lead to
Any controller processing and the data interacted between storage managing server 200 or instruction of itself are crossed, is specifically controlled by which
Device realizes that the function can have a variety of realizations, for example, storage array 400 is fixed and handled by one controller and storage management
The data of interaction or instruction between server 200, or select the most strong controller processing of current processing capabilities and storage management
The data of interaction or instruction between server 200.
Fig. 5 is the schematic diagram for a kind of stroke of zone equipment 700 that the embodiment of the present application provides, and the equipment 700 receives control
After the LUN carries request that node is sent, triggering equipment 700 carries out drawing zone, and the destination host for being carry LUN, which is established, accesses LUN
Path, the request of LUN carries includes the port-mark of at least one host port of destination host, and equipment 700 is stored with and sets
The storage mark and load value of each storage port of the storage array of standby 700 connection, equipment 700 include：
Acquisition module 701, for obtaining the port-mark of at least one host port in the request of LUN carries；
Selecting module 702, for each being deposited according in the storage array stored in predetermined zone partition strategies and equipment
The load value for storing up port establishes at least two storage ends of the path for accessing LUN for the selection of each host port with host port
Mouthful；
Mapping block 703, for establishing the port-mark of each host port and at least two selected by host port
The mapping of the port-mark of individual storage port；
Sending module 704, for the mapping established to be sent to interchanger, so that interchanger is according to being mapped as each master
The path that generator terminal mouth is established between at least two storage ports selected by host port.
Optionally, in the embodiment of the present application, storage array includes at least two controllers, each controller connection at least one
Individual storage port；Selecting module 702 is specifically used for：
Determine the controller belonging to LUN；
M minimum storage port of load value, Yi Ji are determined in the storage port that the controller belonging to LUN is connected
The minimum N number of storage of load value is determined in the storage port that at least one controller outside controller belonging to LUN is connected
Port, access LUN's using M storage port and N number of storage port as being established with host port of being selected for host port
At least two storage ports of path, M, N are positive integer, and M is not less than N.
Optionally, in the embodiment of the present application, equipment 700 also includes：
Load determining module 705, the load information of each storage port for obtaining storage array；According to each storage
The load information of port determines the load value of each storage port.
Optionally, in the embodiment of the present application, the load information of each storage port include each storage port first
First load information at moment and second load information at the second moment after the first moment；
Load determining module 705 is specifically used for：According to the first load information of each storage port and the second load letter
Breath determines the load value of each storage port.
Optionally, in the embodiment of the present application, load determining module 705 according to the first load information of each storage port with
And second load information when determining the load value of each storage port, the weight of the second load information is more than the first load information
Weight.
Optionally, in the embodiment of the present application, load information includes：LUN number being carried on storage port, storage port
Operating rate, in the memory usage of controller where the processor utilization rate of controller where storage port, storage port
At least one of.
The implementation of each comprising modules of the said equipment 700 may refer in step 501 to step 508 by storage management
Each step that server 200 performs, is not repeated again.
The embodiment of the present application also provides a kind of computer-readable medium, for storing computer program, the computer program
Including the instruction for performing each step performed in step 501 to step 508 by storage managing server 200.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program
Product.Therefore, the application can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the application can use the computer for wherein including computer usable program code in one or more
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The application is with reference to the flow according to the method for the embodiment of the present application, equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the application to the application
God and scope.So, if these modifications and variations of the application belong to the scope of the application claim and its equivalent technologies
Within, then the application is also intended to comprising including these changes and modification.
Claims (10)
- A kind of 1. method that domain zone is drawn for main frame, it is characterised in that receive control node in storage managing server and send The request of LUN carries after, triggering is described to draw zone methods, is that carry LUN destination host establishes the path for accessing the LUN, The LUN carries request includes the port-mark of at least one host port of the destination host, the mobile sms service Device is stored with the storage mark and load value of each storage port for the storage array being connected with the storage managing server, institute Stating a stroke zone methods includes：Obtain the port-mark of at least one host port in the LUN carries request；According in the storage array stored in predetermined zone partition strategies and storage managing server each storage port it is negative Load value establishes at least two storage ends of the path for accessing the LUN for each host port selection with the host port Mouthful；The port-mark of each host port is established with being deposited for described at least two selected by each host port Store up the mapping of the port-mark of port；The mapping established is sent to interchanger, so that the interchanger is mapped as each host side according to The path that mouth is established between at least two storage port selected by the host port.
- 2. according to the method for claim 1, it is characterised in that the storage array includes at least two controllers, each The controller connects at least one storage port；It is described according to predetermined zone partition strategies and storage managing server The load value of each storage port is built for each host port selection with the host port in the storage array of middle storage At least two storage ports of the vertical path for accessing the LUN, including：Determine the controller belonging to the LUN；M minimum storage port of load value, Yi Ji are determined in the storage port that the controller belonging to the LUN is connected The N number of of load value minimum is determined in the storage port that at least one controller outside controller belonging to the LUN is connected Storage port, using the M storage port and N number of storage port as selecting with the master for the host port Generator terminal mouth establishes at least two storage port for the path for accessing the LUN, and M, N are positive integer, and M is not less than N.
- 3. method according to claim 1 or 2, it is characterised in that also include：Obtain the load information of each storage port of the storage array；The load value of each storage port is determined according to the load information of each storage port.
- 4. according to the method for claim 3, it is characterised in that the load information of each storage port includes described every Individual storage port the first moment the first load information and the second moment after first moment it is second negative Information carrying ceases；The load value of each storage port is determined according to the load information of each storage port, including：Determine described each to deposit according to first load information of each storage port and second load information Store up the load value of port.
- 5. according to the method for claim 4, it is characterised in that the storage managing server is according to each storage end When first load information and second load information of mouth determine the load value of each storage port, institute The weight for stating the second load information is more than the weight of first load information.
- 6. a kind of equipment that domain zone is drawn for main frame, it is characterised in that the LUN that control node transmission is received in the equipment is hung After carrying request, trigger the equipment and carry out drawing zone, be that carry LUN destination host establishes the path for accessing the LUN, it is described LUN carries request include the destination host at least one host port port-mark, the equipment be stored with it is described The storage mark and load value of each storage port of the storage array of equipment connection, the equipment include：Acquisition module, for obtaining the port-mark of at least one host port in the LUN carries request；Selecting module, for according to each storage end in the storage array stored in predetermined zone partition strategies and the equipment The load value of mouth accesses at least two of the path of the LUN for each host port selection with host port foundation Storage port；Mapping block, for establish the port-mark of each host port with selected by the host port described in extremely The mapping of the port-mark of few two storage ports；Sending module, for the mapping established to be sent to interchanger, so that the interchanger is mapped as according to The path that each host port is established between at least two storage port selected by the host port.
- 7. equipment according to claim 6, it is characterised in that the storage array includes at least two controllers, each The controller connects at least one storage port；The selecting module is specifically used for：Determine the controller belonging to the LUN；M minimum storage port of load value, Yi Ji are determined in the storage port that the controller belonging to the LUN is connected The N number of of load value minimum is determined in the storage port that at least one controller outside controller belonging to the LUN is connected Storage port, using the M storage port and N number of storage port as selecting with the master for the host port Generator terminal mouth establishes at least two storage port for the path for accessing the LUN, and M, N are positive integer, and M is not less than N.
- 8. the equipment according to claim 6 or 7, it is characterised in that also include：Load determining module, the load information of each storage port for obtaining the storage array；Each deposited according to described The load information of storage port determines the load value of each storage port.
- 9. equipment according to claim 8, it is characterised in that the load information of each storage port includes described every Individual storage port the first moment the first load information and the second moment after first moment it is second negative Information carrying ceases；The load determining module is specifically used for：According to first load information of each storage port and described the Two load informations determine the load value of each storage port.
- 10. equipment according to claim 9, it is characterised in that the load determining module is according to each storage end When first load information and second load information of mouth determine the load value of each storage port, institute The weight for stating the second load information is more than the weight of first load information.
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| CN201610877828.4A CN107888517B (en) | 2016-09-30 | 2016-09-30 | Method and equipment for domain planning of host |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021169622A1 (en) * | 2020-02-28 | 2021-09-02 | 苏州浪潮智能科技有限公司 | Lun division method and device |
| US11977762B2 (en) | 2020-02-28 | 2024-05-07 | Inspur Suzhou Intelligent Technology Co., Ltd. | LUN division method and device |
| CN115396301A (en) * | 2022-08-25 | 2022-11-25 | 济南浪潮数据技术有限公司 | Switch zone configuration method, system and preset management platform |
| CN116032746A (en) * | 2023-03-28 | 2023-04-28 | 苏州浪潮智能科技有限公司 | Information processing method and device of resource pool, storage medium and electronic device |
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