CN107391047A - A kind of method and device of system management memory - Google Patents
A kind of method and device of system management memory Download PDFInfo
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- CN107391047A CN107391047A CN201710651364.XA CN201710651364A CN107391047A CN 107391047 A CN107391047 A CN 107391047A CN 201710651364 A CN201710651364 A CN 201710651364A CN 107391047 A CN107391047 A CN 107391047A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0604—Improving or facilitating administration, e.g. storage management
- G06F3/0607—Improving or facilitating administration, e.g. storage management by facilitating the process of upgrading existing storage systems, e.g. for improving compatibility between host and storage device
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0683—Plurality of storage devices
- G06F3/0689—Disk arrays, e.g. RAID, JBOD
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Abstract
The invention discloses a kind of method of system management memory, during the LUN mapping of external storage to target is stored, and the local disk for storing the LUN of mapping as target, wherein external storage is connected with target storage foundation, when client accesses external storage, it can directly be conducted interviews by target storage, that is, be conducted interviews using the LUN for merging into target storage local disk, wherein the transmission of data is carried out by external storage and the connection that target stores when accessing.Therefore, when external storage merges into target storage, external storage is exactly the local disk of target storage, therefore the incompatibility of different storages is avoided, simultaneously because external storage merges being locally stored for target storage, therefore using target storage can management external storage, the management to storage is facilitated.A kind of device for system management memory that the present invention also provides, can equally realize above-mentioned technique effect.
Description
Technical field
The present invention relates to storage system field, more specifically to a kind of method and device of system management memory.
Background technology
At present, it is capable of the independent storage system of quick, safe and reliable access mass data, is led in big data and cloud computing
It is particularly significant in domain.The performance such as reading and writing data, data storage capacity and advanced feature are (as soon in different independent storage systems
According to, remote copy, data hierarchy, simplify certainly) it is different.The more high then storage system of performance is more expensive.
In addition, different storage systems compatible can not use, when user have selected two kinds or more storage systems, then just
Storage system is separately applied and managed, management is very inconvenient, is also easy to occur certain storage device insufficient space and it
His storage device space situation more than needed, but due to the incompatibility between storage device, it is difficult to carry out storage device not of the same race it
Between Data Migration.
Therefore, how to solve the compatibility of variety classes storage system, be that those skilled in the art need to solve the problems, such as.
The content of the invention
It is an object of the invention to provide a kind of method and device of system management memory, to solve variety classes storage system
The compatibility of system.
To achieve the above object, the embodiments of the invention provide following technical scheme：
A kind of method of system management memory, including：
The Initiator ends that the LUN mapping of external storage to target is stored；
Establish and connect using the Target ports of the external storage and the Initiator ends of target storage；
The LUN of the external storage is merged into the target storage using the Initiator ends of target storage
Local disk, the external storage is managed by the local disk.
Wherein, the Initiator ends that the LUN mapping by external storage stores to target, including：
In the newly-built host groups in Target ends of external storage；
Target storage is added in the host groups；
The Initiator ends that the LUN mapping of the external storage to the target is stored.
Wherein, after the Initiator ends that the LUN mapping by external storage stores to target, in addition to：
The Target ports of the external storage are arranged to candidate state；
The Initiator ends of the target storage look for the Target ports of the candidate state, and by described in
Target ports are added to the Initiator ends of target storage.
Wherein, the LUN of external storage is merged into the local of target storage at the Initiator ends using target storage
Disk, including：
The LUN of the external storage is merged into the RAID at the Initiator ends of the target storage, and carries out advanced spy
Property processing.
Wherein, it is characterised in that before the Initiator ends that the LUN mapping by external storage to target stores, also
Including：
Target protocol is supported at the Initiator ends for setting target to store, and the target protocol includes ISCSI agreements, FC is assisted
View, FCoE agreements.
A kind of device of system management memory, including：
Mapping block, for the Initiator ends for storing the LUN mapping of external storage to target；
Connection establishment module, for the Target ports using the external storage and target storage
Connection is established at Initiator ends；
The LUN of the external storage is merged into institute by merging module, the Initiator ends for being stored using the target
The local disk of target storage is stated, the external storage is managed by the local disk.
Wherein, the mapping block, including：
Host groupscreating unit, for the newly-built host groups in Target ends in external storage；
Adding device, for target storage to be added in the host groups；
Map unit, for the Initiator ends for storing the LUN mapping of the external storage to the target.
Wherein, in addition to：
Target ports setup module, for the Initiator ends that store the LUN mapping of external storage to target it
Afterwards, the Target ports of the external storage are arranged to candidate state；
Target ports add module, the Initiator ends for target storage look for the candidate state
Target ports, and the Initiator ends that the Target ports are stored added to the target.
Wherein, the merging module is specifically used for, and the LUN of the external storage is merged into the target storage
The RAID at Initiator ends, and carry out advanced feature processing.
Wherein, in addition to：
Agreement setup module, for before the Initiator ends that store the LUN mapping of external storage to target, setting
Target protocol is supported at the Initiator ends of target storage, and the target protocol includes ISCSI agreements, FC agreements, FCoE agreements.
By above scheme, a kind of method of system management memory provided in an embodiment of the present invention, by external storage
The Initiator ends that are stored to target of LUN mapping；Target ports and target storage using the external storage
Connection is established at Initiator ends；The LUN of the external storage is merged into institute by the Initiator ends stored using the target
The local disk of target storage is stated, the external storage is managed by the local disk.
As can be seen here, during the LUN mapping of external storage to target is stored, and the LUN of mapping is stored as target
Local disk, wherein external storage are connected with target storage foundation, when client accesses external storage, can directly be passed through
Target storage conducts interviews, that is, is conducted interviews using the LUN for merging into target storage local disk, wherein data when accessing
The connection that is stored by external storage and target of transmission carry out.Therefore, when external storage merges into target storage, outside is deposited
Storage is exactly the local disk of target storage, therefore avoids the incompatibility of different storages, simultaneously because external storage is merged into
Target storage is locally stored, therefore using target storage can management external storage, facilitates the management to storage.This
A kind of device for system management memory that inventive embodiments also provide, can equally realize above-mentioned technique effect.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of method of system management memory disclosed in the embodiment of the present invention；
Fig. 2 realizes topological diagram for storage system management method disclosed in the embodiment of the present invention；
Fig. 3 is a kind of storage device schematic diagram disclosed in the embodiment of the present invention；
Fig. 4 is a kind of device of system management memory disclosed in the embodiment of the present invention.
Embodiment
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 carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The embodiment of the invention discloses a kind of method and device of system management memory, to solve variety classes storage system
Compatibility.
Referring to Fig. 1, a kind of method of system management memory provided in an embodiment of the present invention, specifically include：
S101, the Initiator ends that the LUN mapping of external storage to target is stored.
Specifically, when user have selected the storage device of multiple commercial vendors, the model of storage device is different, can cause to store
Data it is incompatible, therefore can not efficiently be managed collectively the storage device of different model, that is, different model can not be made
Storage device efficiently Collaboration.
In this programme, when there is the storage device of Multiple Type, one is selected to be stored as target, others storage is set
Standby is external storage, and the selection of target storage can be chosen according to the performance of storage device, select various aspects of performance all preferable
Equipment, can also voluntarily it be chosen according to environment.
LUN (LUN) in external storage is mapped to the Initiator ends of target storage, so that client exists
External storage is accessed by the LUN of external storage in target storage.
S102, establish and connect using the Target ports of the external storage and the Initiator ends of target storage.
Specifically, external storage is mapped to after target storage, it is necessary to connection be established between two storages, so as to data
Transmission.Connection is established by the port numbers of external storage.The port of external storage to be connected can be arranged to candidate
State, target storage detection promising candidate state port, be then added to local with these candidate ports, establish connection.
The LUN of the external storage is merged into the target and deposited by S103, the Initiator ends stored using the target
The local disk of storage, the external storage is managed by the local disk.
Specifically, the Initiator pipe nipples of target storage reflect incoming LUN, and the LUN of external storage is virtually turned to
The local disk of target storage, by a series of processing of advanced features, then unify to use to client.Keeper can pass through
The local disk of external storage mapping in target storage is stored in capable unified management to outside.
As can be seen here, the method for a kind of system management memory provided in an embodiment of the present invention, by the LUN mapping of external storage
In being stored to target, and the local disk that the LUN of mapping is stored as target, wherein external storage have with target storage foundation
Connection, when client accesses external storage, directly it can be conducted interviews by target storage, that is, using merging into target
The LUN of storage local disk conducts interviews, wherein the connection that the transmission of data is stored by external storage with target when accessing is entered
OK.Therefore, when external storage merges into target storage, external storage is exactly the local disk of target storage, therefore avoids
The incompatibility of difference storage, simultaneously because external storage merges being locally stored for target storage, therefore is deposited using target
Can management external storage is stored up, facilitates the management to storage.
The embodiment of the present invention provides a kind of method of specific system management memory, is different from above-described embodiment, the present invention
Embodiment has been done to S101 in above-described embodiment is further defined in explanation, other step contents and above-described embodiment substantially phase
Together, particular content is referred to above-described embodiment, and here is omitted.Specifically, S101 includes：
In the newly-built host groups in Target ends of external storage；
Target storage is added in the host groups；
The Initiator ends that the LUN mapping of the external storage to the target is stored.
It should be noted that need to do homework to storage device before mapping, i.e. in the target of external storage
Newly-built host groups are held, target storage device is added in the host groups of external storage, deposited so that external storage maps to target
Chu Zhong.
For that easily can be attached with external storage to be connected, based on above-described embodiment, the embodiment of the present invention carries
For a kind of method of specific system management memory, specifically include：
The Target ports of the external storage are arranged to candidate state；
The Initiator ends of the target storage look for the Target ports of the candidate state, and by described in
Target ports are added to the Initiator ends of target storage.
Specifically, the port of external storage to be connected is arranged to candidate state, the Initiator ends of target storage are visited
The port of the promising candidate state of institute is surveyed, these candidate ports are then added to local, company is established with external storage to be connected
Connect.
The embodiment of the present invention provides a kind of method of specific system management memory, is different from above-described embodiment, the present invention
Embodiment has been done specifically defined in explanation, other step contents and above-described embodiment substantially phase to the S103 of above-described embodiment
Together, part corresponding to above-described embodiment is specifically may be referred to, specifically, S101 includes：
The LUN of the external storage is merged into the RAID at the Initiator ends of the target storage, and carries out advanced spy
Property processing.
It should be noted that there is advanced feature in storage device, such as snapshot, remote copy, data hierarchy, simplify certainly
Deng the advanced feature in the storage device of different model also differs.In this programme, the LUN of external storage is merged into mesh
The RAID at the Initiator ends of storage, the local disk for making external storage be stored as target are marked, while is carried out at advanced feature
Reason, the advanced feature for making external storage be stored with target carry out unification.
Embodiment provided by the invention can apply to ISCSI agreements, FC agreements, FCoE agreements etc., therefore based on upper
Embodiment is stated, the embodiment of the present invention provides a kind of method of specific system management memory, specifically, by the LUN of external storage
It is mapped to before the Initiator ends of target storage, in addition to：
Target protocol is supported at the Initiator ends for setting target to store, and the target protocol includes ISCSI agreements, FC is assisted
View, FCoE agreements.
Specifically, the Initiator ends of target storage are configured, it is supported ISCSI agreements, FC agreements, FCoE
Agreement.
The embodiment of the present invention provides a kind of method of specific system management memory, and referring to Fig. 2 and Fig. 3, the present invention is implemented
Example specifically includes：
Storage (vendor A) is the storage device invented, the equipment manufacturer B and manufacturer C can be taken over virtually
Change, and the rear LUN that both are mapped virtually is turned into local disk, by a series of processing of internal advanced features, then unify
It is mapped to host client use.Everything is all transparent to host client, i.e., client can indistinguishably use this
A little LUN are without knowing that these LUN come from storing A's or storage B's or C.
This external storage virtualization function is realized, it is necessary to increase the function of storage rear end initiator modules, makes it not
Only local disk is managed, is also equipped with receiving the function that target reflects incoming LUN.Substantially implementation process is as follows：
1) Target ends (i.e. external storage) newly-built host groups, storage A is added in host groups, and maps LUN；
2) Initiator ends (storage device i.e. designed by the present invention) goes to detect candidate target ISCSI ports；
3) port that previous step is detected at Initiator ends, which is added to local and initiates ISCSI connections, establishes application；
4) Target terminations are established application by connection, formally establish ISCSI connections；
5) Initiator pipe nipples reflect incoming LUN, and are merged into RAID, carry out the processing of advanced feature together.
It should be noted that the scheme of the present embodiment can also be applied to FC agreements, FCoE agreements etc., led in these agreements
Domain, the overall architecture of storage device do not change, it is only necessary to increase the support to respective protocol at initiator ends.
A kind of device of system management memory provided in an embodiment of the present invention is introduced below, reference picture 4, the present invention
Embodiment provides a kind of device of system management memory, specifically includes：
Mapping block 201, for the Initiator ends for storing the LUN mapping of external storage to target.
Specifically, when user have selected the storage device of multiple commercial vendors, the model of storage device is different, can cause to store
Data it is incompatible, therefore can not efficiently be managed collectively the storage device of different model, that is, different model can not be made
Storage device efficiently Collaboration.
In this programme, when there is the storage device of Multiple Type, one is selected to be stored as target, others storage is set
Standby is external storage, and the selection of target storage can be chosen according to the performance of storage device, select various aspects of performance all preferable
Equipment, can also voluntarily it be chosen according to environment.
LUN (LUN) in external storage is mapped to the Initiator ends of target storage by mapping block 201,
So that client accesses external storage in target storage by the LUN of external storage.
Connection establishment module 202, for the Target ports using the external storage and target storage
Connection is established at Initiator ends.
Specifically, after external storage is mapped to target storage, connection establishment module 202 needs to establish between two storages
Connection, so as to the transmission of data.Connection is established by the port numbers of external storage.Can be by external storage to be connected
Port is arranged to candidate state, target storage detection promising candidate state port, be then added to these candidate ports
It is local, establish connection.
Merging module 203, for being merged the LUN of the external storage using the Initiator ends of target storage
For the local disk of target storage, the external storage is managed by the local disk.
Specifically, the Initiator pipe nipples that merging module 203 is stored using target reflect incoming LUN, and outside is deposited
The LUN of storage virtually turns to the local disk of target storage, by a series of processing of advanced features, then unifies to make to client
With.Keeper can be stored by target in external storage mapping local disk capable unified management is stored in outside.
As can be seen here, a kind of method of system management memory provided in an embodiment of the present invention, mapping block 203 deposit outside
During the LUN mapping of storage stores to target, local disk that merging module 203 stores the LUN of mapping as target, wherein outside
Storage is connected with target storage foundation, when client accesses external storage, directly can be conducted interviews by target storage,
Namely conducted interviews using the LUN for merging into target storage local disk, wherein the transmission of data is deposited by outside when accessing
The connection of storage and target storage is carried out.Therefore, when external storage merges into target storage, external storage is exactly target storage
Local disk, therefore the incompatibility of different storages is avoided, simultaneously because external storage merges for the local of target storage
Storage, therefore using target storage can management external storage, facilitate the management to storage.
The embodiment of the present invention provides a kind of device of specific system management memory, is different from above-described embodiment, the present invention
Embodiment has been done to mapping block in above-described embodiment 201 is further defined in explanation, other module contents and above-mentioned implementation
Example is roughly the same, and particular content is referred to above-described embodiment, and here is omitted.Specifically, mapping block 201 includes：
Host groupscreating unit, for the newly-built host groups in Target ends in external storage；
Adding device, for target storage to be added in the host groups；
Map unit, for the Initiator ends for storing the LUN mapping of the external storage to the target.
It should be noted that map unit needs to do homework to storage device before mapping, i.e. host groupscreating
Unit is in the newly-built host groups in target ends of external storage, main frame of the adding device by target storage device added to external storage
In group, so that external storage is mapped in target storage.
For that easily can be attached with external storage to be connected, based on above-described embodiment, the embodiment of the present invention carries
For a kind of device of specific system management memory, specifically include：
Target ports setup module, for the Initiator ends that store the LUN mapping of external storage to target it
Afterwards, the Target ports of the external storage are arranged to candidate state；
Target ports add module, the Initiator ends for target storage look for the candidate state
Target ports, and the Initiator ends that the Target ports are stored added to the target.
Specifically, after the Initiator ends LUN mapping of external storage to target stored, Target ports are set
The port of external storage to be connected is arranged to candidate state, the promising time of Initiator ends detection institute of target storage by module
The port of state is selected, then these candidate ports are added to local by Target ports add module, are deposited with outside to be connected
Connection is established in storage.
The embodiment of the present invention provides a kind of device of specific system management memory, is different from above-described embodiment, the present invention
Embodiment has been done specifically defined in explanation, other module contents and above-described embodiment to the merging module 203 of above-described embodiment
It is roughly the same, part corresponding to above-described embodiment is specifically may be referred to, specifically, merging module 203 is specifically used for：
The LUN of the external storage is merged into the RAID at the Initiator ends of the target storage, and carries out advanced spy
Property processing.
It should be noted that there is advanced feature in storage device, such as snapshot, remote copy, data hierarchy, simplify certainly
Deng the advanced feature in the storage device of different model also differs.In this programme, merging module 203 is by external storage
LUN is merged into the RAID at the Initiator ends of target storage, the local disk for making external storage be stored as target, enters simultaneously
The processing of row advanced feature, the advanced feature for making external storage be stored with target carry out unification.
Embodiment provided by the invention can apply to ISCSI agreements, FC agreements, FCoE agreements etc., therefore based on upper
Embodiment is stated, the embodiment of the present invention provides a kind of device of specific system management memory, specifically, in the base of above-described embodiment
Also include on plinth：
Agreement setup module, for before the Initiator ends that store the LUN mapping of external storage to target, setting
Target protocol is supported at the Initiator ends of target storage, and the target protocol includes ISCSI agreements, FC agreements, FCoE agreements.
Specifically, agreement setup module is configured to the Initiator ends that target stores, make its support ISCSI agreements,
FC agreements, FCoE agreements.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
- A kind of 1. method of system management memory, it is characterised in that including：The Initiator ends that the LUN mapping of external storage to target is stored；Establish and connect using the Target ports of the external storage and the Initiator ends of target storage；The LUN of the external storage is merged into the local of the target storage using the Initiator ends of target storage Disk, the external storage is managed by the local disk.
- 2. according to the method for claim 1, it is characterised in that the LUN mapping by external storage stores to target Initiator ends, including：In the newly-built host groups in Target ends of external storage；Target storage is added in the host groups；The Initiator ends that the LUN mapping of the external storage to the target is stored.
- 3. according to the method for claim 1, it is characterised in that the LUN mapping by external storage stores to target After Initiator ends, in addition to：The Target ports of the external storage are arranged to candidate state；The Initiator ends of target storage look for the Target ports of the candidate state, and by the Target ends The Initiator ends that mouth stores added to the target.
- 4. according to the method for claim 1, it is characterised in that the Initiator ends using target storage are by outside The LUN of storage merges into the local disk of target storage, including：The LUN of the external storage is merged into the RAID at the Initiator ends of the target storage, and carried out at advanced feature Reason.
- 5. method as claimed in any of claims 1 to 4, it is characterised in that the LUN mapping by external storage To before the Initiator ends of target storage, in addition to：Set target store Initiator ends support target protocol, the target protocol include ISCSI agreements, FC agreements, FCoE agreements.
- A kind of 6. device of system management memory, it is characterised in that including：Mapping block, for the Initiator ends for storing the LUN mapping of external storage to target；Connection establishment module, for the Target ports using the external storage and the Initiator ends of target storage Establish connection；The LUN of the external storage is merged into the mesh by merging module, the Initiator ends for being stored using the target The local disk of storage is marked, the external storage is managed by the local disk.
- 7. device according to claim 6, it is characterised in that the mapping block, including：Host groupscreating unit, for the newly-built host groups in Target ends in external storage；Adding device, for target storage to be added in the host groups；Map unit, for the Initiator ends for storing the LUN mapping of the external storage to the target.
- 8. device according to claim 6, it is characterised in that also include：Target ports setup module, will for after the Initiator ends that store the LUN mapping of external storage to target The Target ports of the external storage are arranged to candidate state；Target ports add module, the Initiator ends for target storage look for the Target ends of the candidate state Mouthful, and the Initiator ends that the Target ports are stored added to the target.
- 9. device according to claim 6, it is characterised in that the merging module is specifically used for, by the external storage LUN be merged into target storage Initiator ends RAID, and carry out advanced feature processing.
- 10. the device according to any one in claim 6 to 9, it is characterised in that also include：Agreement setup module, for before the Initiator ends that store the LUN mapping of external storage to target, setting target Target protocol is supported at the Initiator ends of storage, and the target protocol includes ISCSI agreements, FC agreements, FCoE agreements.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111190867A (en) * | 2019-12-27 | 2020-05-22 | 柏科数据技术（深圳）股份有限公司 | Storage layering system for file storage |
| CN112463524A (en) * | 2020-11-12 | 2021-03-09 | 苏州浪潮智能科技有限公司 | External storage real-time monitoring method, system, terminal and storage medium |
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