CN113485645A - Management method and device of cloud hard disk resource pool, storage medium and electronic equipment - Google Patents
Management method and device of cloud hard disk resource pool, storage medium and electronic equipment Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
- G06F3/0631—Configuration or reconfiguration of storage systems by allocating resources to storage systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0638—Organizing or formatting or addressing of data
- G06F3/0644—Management of space entities, e.g. partitions, extents, pools
Abstract
The invention provides a management method and a device of a cloud hard disk resource pool, a storage medium and electronic equipment, wherein the method comprises the following steps: analyzing a hard disk application request sent by a user, and determining the hard disk capacity applied by the user; determining the current allocable capacity and the applied capacity of a cloud hard disk resource pool; and when receiving write data input by a user, storing the write data into a physical disk space allocated to the hard disk in a cloud hard disk resource pool. The resources of the cloud hard disk resource pool are reasonably distributed based on the current distributable capacity and the applied capacity of the cloud hard disk resource pool, and reasonable physical disk space is distributed for the written data input by the user, so that the condition that the capacity of the hard disk is not utilized is avoided, and the utilization rate of the cloud hard disk resource pool is improved.
Description
Technical Field
The invention relates to the technical field of cloud computing, in particular to a management method and device of a cloud hard disk resource pool, a storage medium and electronic equipment.
Background
With the development of internet technology, cloud services based on internet technology are gradually applied in the lives of people, and are related services increasing, using and interacting modes based on the internet, and generally relate to providing dynamic and easily-expandable and often-virtualized resources through the internet.
In order to provide a better cloud service for a user, a cloud hard disk is generally used to provide a high-reliability, high-performance, rich-specification and elastically-expandable block storage service for a cloud server. The cloud hard disk is similar to a hard disk in a PC (personal computer) end and needs to be mounted to a cloud server for use, can meet the service requirements of various different scenes of the cloud server, and is suitable for scenes such as a distributed file system, development and test, a data warehouse and high-performance computing.
In order to reasonably utilize the resource pool of the cloud hard disk, the resource pool of the cloud hard disk needs to be allocated, the traditional allocation mode of the resource pool of the cloud hard disk mainly depends on the understanding and subjective judgment capability of workers on the service characteristics of a cloud hard disk service user, and the hard disk space applied by the user is directly allocated to the user, but the allocation mode is unreasonable, so that the utilization rate of the resource pool of the cloud hard disk is low, and the resource waste is caused.
Disclosure of Invention
In view of the above, the present invention provides a management method and apparatus for a cloud hard disk resource pool, a storage medium, and an electronic device, when a user applies for a hard disk capacity, it is determined whether the user meets an application requirement based on the hard disk capacity applied by the user and a current allocable capacity and an applied capacity of the cloud hard disk resource pool, when the user meets the application requirement, a hard disk capacity application record of the user is generated and stored, and when receiving write data of the user, a corresponding physical disk space is allocated for the write data in the cloud hard disk resource pool, so that a utilization rate of the cloud hard disk resource pool can be effectively improved.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
a management method of a cloud hard disk resource pool comprises the following steps:
when a hard disk application request sent by a user is received, analyzing the hard disk application request, and determining the hard disk capacity applied by the user;
determining the current allocable capacity and the applied capacity of a cloud hard disk resource pool based on the current hard disk use information and a hard disk application record table of the cloud hard disk resource pool;
judging whether the distributable capacity is larger than the applied capacity;
if the distributable capacity is larger than the applied capacity, judging whether the hard disk capacity applied by the user is smaller than or equal to the distributable capacity;
if the hard disk capacity is judged to be smaller than or equal to the allocable capacity, determining that the user successfully applies for the hard disk, generating a hard disk capacity application record corresponding to the user, storing the hard disk capacity application record into a hard disk application record table, determining the data size of the written data when the written data input by the user is received, allocating a corresponding physical disk space for the written data in the cloud hard disk resource pool based on the data size, and storing the written data into the physical disk space, wherein the data size is not larger than the hard disk capacity applied by the user.
Optionally, the determining, based on the current hard disk usage information of the cloud hard disk resource pool and the hard disk application record table, the current allocable capacity and the applied capacity of the cloud hard disk resource pool includes:
judging whether the user is the first application user of the cloud hard disk resource pool or not based on the hard disk application record table;
if the user is judged to be the first application user of the cloud hard disk resource pool, determining the total storage capacity of the cloud hard disk resource pool as the current allocable capacity of the cloud hard disk resource pool, and determining the current applied capacity of the cloud hard disk resource pool to be zero;
if the user is judged not to be the first application user of the cloud hard disk resource pool, acquiring each hard disk capacity application record in the hard disk application record table, determining the request capacity of each hard disk capacity application record, and determining the sum of the request capacities as the current applied capacity of the cloud hard disk resource pool;
analyzing the hard disk use information, determining the current actual hard disk use space of the cloud hard disk resource pool, and determining the current allocable capacity of the cloud hard disk resource pool based on the actual hard disk use space.
Optionally, the determining, based on the actual usage space of the hard disk, the current allocable capacity of the cloud hard disk resource pool includes:
determining the resource pool utilization rate of the cloud hard disk resource pool based on the actual hard disk usage space and the total storage capacity of the cloud hard disk resource pool;
substituting the utilization rate of the resource pool into a preset excess allocation formula to carry out operation to obtain the current excess allocation proportion of the cloud hard disk resource pool;
and calculating the excess allocation proportion and the total storage capacity to obtain the current allocable capacity of the cloud hard disk resource pool.
Optionally, the determining, based on the actual usage space of the hard disk and the total storage capacity of the cloud hard disk resource pool, a resource pool usage rate of the cloud hard disk resource pool includes:
and comparing the actual use space of the hard disk with the total storage capacity, and determining the obtained ratio as the resource pool utilization rate of the cloud hard disk resource pool.
The above method, optionally, further includes:
and if the distributable capacity is judged not to be larger than the applied capacity, generating capacity expansion prompt information, and displaying the capacity expansion prompt information to prompt a worker to expand the capacity of the cloud hard disk resource pool.
A management device of a cloud hard disk resource pool comprises:
the system comprises an analysis unit, a storage unit and a processing unit, wherein the analysis unit is used for analyzing a hard disk application request when receiving the hard disk application request sent by a user and determining the hard disk capacity applied by the user;
the determining unit is used for determining the current allocable capacity and the applied capacity of the cloud hard disk resource pool based on the current hard disk use information of the cloud hard disk resource pool and a hard disk application record table;
a first judging unit, configured to judge whether the allocable capacity is greater than the applied capacity;
a second determining unit, configured to determine whether the hard disk capacity requested by the user is less than or equal to the allocable capacity if it is determined that the allocable capacity is greater than the requested capacity;
and the generating unit is used for determining that the user successfully applies for the hard disk, generating a hard disk capacity application record corresponding to the user, storing the hard disk capacity application record into the hard disk application record table, determining the data size of the written data when the written data input by the user is received, allocating a corresponding physical disk space for the written data in the cloud hard disk resource pool based on the data size, and storing the written data into the physical disk space, wherein the data size is not larger than the hard disk capacity applied by the user.
The above apparatus, optionally, the determining unit includes:
the judging subunit is configured to judge whether the user is a first application user of the cloud hard disk resource pool based on the hard disk application record table;
a determining subunit, configured to determine, if it is determined that the user is a first application user of the cloud hard disk resource pool, a total storage capacity of the cloud hard disk resource pool as a current allocable capacity of the cloud hard disk resource pool, and determine that a current applied capacity of the cloud hard disk resource pool is zero;
an obtaining subunit, configured to, if it is determined that the user is not the first application user of the cloud hard disk resource pool, obtain each hard disk capacity application record in the hard disk application record table, determine a requested capacity of each hard disk capacity application record, and determine a sum of the requested capacities as a current applied capacity of the cloud hard disk resource pool;
and the analysis subunit is used for analyzing the hard disk use information, determining the current actual hard disk use space of the cloud hard disk resource pool, and determining the current allocable capacity of the cloud hard disk resource pool based on the actual hard disk use space.
The above apparatus, optionally, the parsing subunit includes:
the determining module is used for determining the resource pool utilization rate of the cloud hard disk resource pool based on the actual hard disk use space and the total storage capacity of the cloud hard disk resource pool;
the first operation module is used for substituting the utilization rate of the resource pool into a preset excess allocation formula to carry out operation so as to obtain the current excess allocation proportion of the cloud hard disk resource pool;
and the second operation module is used for operating the excess allocation proportion and the total storage capacity to obtain the current allocable capacity of the cloud hard disk resource pool.
The above apparatus, optionally, the determining module, includes:
and the determining submodule is used for comparing the actual use space of the hard disk with the total storage capacity and determining the obtained ratio as the resource pool utilization rate of the cloud hard disk resource pool.
The above apparatus, optionally, further comprises:
and the display unit is used for generating capacity expansion prompt information if the distributable capacity is judged to be not greater than the applied capacity, and displaying the capacity expansion prompt information to prompt a worker to expand the cloud hard disk resource pool.
A storage medium, comprising stored instructions, wherein when executed, the instructions control a device on which the storage medium is located to execute the cloud hard disk management method as described above.
An electronic device comprising a memory, and one or more instructions, wherein the one or more instructions are stored in the memory and configured to be executed by one or more processors to perform the cloud hard disk management method as described above.
Compared with the prior art, the invention has the following advantages:
the invention provides a management method and a device of a cloud hard disk resource pool, a storage medium and electronic equipment, wherein the method comprises the following steps: when a hard disk application request sent by a user is received, analyzing the hard disk application request, and determining the hard disk capacity applied by the user; determining the allocable capacity and the applied capacity of a cloud hard disk resource pool; and when the allocable capacity is larger than the applied capacity and the hard disk capacity is smaller than or equal to the allocable capacity, determining that the user successfully applies for the hard disk, generating a hard disk capacity application record corresponding to the user, and storing the hard disk capacity application record into a hard disk application record table. The method comprises the steps of processing a hard disk application request of a user based on the allocable capacity and the applied capacity of a cloud hard disk resource pool, and automatically and dynamically evaluating the resource state of the cloud hard disk resource pool according to the current allocable capacity and the applied capacity of the cloud hard disk resource pool, so that the resources of the cloud hard disk resource pool are more reasonably allocated, and after the user successfully applies for a hard disk, when write-in data sent by the user is received, a physical disk space is allocated for the write-in data in the cloud hard disk resource pool so as to store the write-in data, so that the situation that the hard disk capacity is not utilized due to the fact that excessive hard disk capacity is allocated for the user can be effectively avoided, and the utilization rate of the cloud hard disk resource pool is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a flowchart of a method for managing a cloud hard disk resource pool according to an embodiment of the present invention;
fig. 2 is a flowchart of another method of a management method for a cloud disk resource pool according to an embodiment of the present invention;
fig. 3 is a flowchart of another method of managing a cloud hard disk resource pool according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a management apparatus for a cloud hard disk resource pool according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In this application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Based on the background technology, the traditional method for distributing the cloud hard disks has the phenomena of low utilization rate of the cloud hard disks and resource waste; to address this issue, the present invention provides a cloud disk management method that can be used in a wide variety of general purpose or special purpose computing device environments or configurations. For example: personal computers, server computers, hand-held or portable devices, tablet-type devices, multi-processor apparatus, distributed computing environments that include any of the above devices or equipment, and the like.
An execution subject of the present invention may be a server or a processor in a computer terminal, and referring to fig. 1, a method flowchart of a cloud hard disk management method provided in an embodiment of the present invention is specifically described as follows:
s101, when a hard disk application request sent by a user is received, the hard disk application request is analyzed, and the hard disk capacity applied by the user is determined.
The invention can be applied to a cloud hard disk manager which can be a computer terminal, a server or a processor.
When a user needs to apply for a hard disk, a hard disk application request needs to be generated according to the requirement, wherein the hard disk application request includes user information of the user and hard disk capacity of the hard disk which the user needs to apply for, and the hard disk capacity in the invention can be understood as hard disk space, hard disk capacity space and the like.
S102, determining the current allocable capacity and the applied capacity of the cloud hard disk resource pool based on the current hard disk use information of the cloud hard disk resource pool and a hard disk application record table.
The method comprises the steps of obtaining current hard disk use information of a cloud hard disk resource pool and a hard disk application record table, wherein the hard disk use information is information generated according to the current use state of the cloud hard disk resource pool after a hard disk application request sent by a user is received, and the hard disk use information comprises information of a physical disk space actually used by the cloud hard disk resource pool at present.
The allocable capacity of the cloud hard disk resource pool in the application refers to the sum of allocable cloud hard disk capacities of a resource pool providing cloud hard disk service, and further, the allocable capacity in the application is determined according to the current difference allocation proportion of the cloud hard disk resource pool and the total storage capacity of the cloud hard disk resource pool; the applied capacity of the cloud hard disk resource pool in the application refers to the sum of the hard disk capacities successfully applied by all users; further, the unit of the disk capacity requested by the user, the allocable capacity, and the requested capacity may be GiB, TiB, or PiB.
S103, judging whether the allocable capacity is larger than the applied capacity; if the distributable capacity is larger than the applied capacity, executing S104; if the distributable capacity is not larger than the applied capacity, executing S106.
The allocable capacity and the requested capacity may be compared to determine whether the allocable capacity is greater than the requested capacity.
S104, judging whether the hard disk capacity applied by the user is less than or equal to the allocable capacity; if the hard disk capacity is judged to be less than or equal to the allocable capacity, executing S105; if the hard disk capacity is determined to be larger than the allocable capacity, S107 is executed.
The allocable capacity is compared with the hard disk capacity requested by the user, so that whether the hard disk capacity requested by the user is less than or equal to the allocable capacity can be judged.
It should be noted that, in the present invention, the execution order of S103 and S104 may be interchanged, and when S104 is executed first, if it is determined that the hard disk capacity is less than or equal to the allocable capacity, S103 is executed; if the hard disk capacity is judged to be larger than the allocable capacity, S107 is executed; when executing S103, if it is determined that the allocable capacity is greater than the requested capacity, executing S105; if the distributable capacity is not larger than the applied capacity, S106 is executed.
S105, confirm the user successfully applies for the hard disk, generate with the hard disk capacity application record that the user corresponds, and will hard disk capacity application record save extremely in the hard disk application record table, and when receiving the write-in data of user input, confirm the data size of write-in data, based on the data size is in do in the cloud hard disk resource pool write-in data allocation corresponding physical disk space, and will write-in data save extremely physical disk space, wherein, the data size is not more than the hard disk capacity that the user applied for.
When the hard disk capacity is judged to be smaller than or equal to the allocable capacity, the user is determined to successfully apply for the hard disk, and a hard disk capacity application record corresponding to the user is generated, wherein the generated hard disk capacity application record comprises user information of the user, the applied hard disk capacity, the application time and other contents.
After generating the hard disk capacity application record corresponding to the user, storing the hard disk capacity application record into the hard disk application record table, which indicates that the user has the authority of writing data into the cloud hard disk resource pool, namely that the user successfully applies for the hard disk. In this case, the user may register the requested hard disk capacity, but the user is not yet allocated the corresponding hard disk space.
When receiving write data input by a user, determining the data size of the write data, wherein the data size of the write data represents the minimum hard disk capacity required for storing the write data; distributing a physical disk space for the written data in the cloud hard disk resource pool based on the data size of the written data, and storing the written data in the physical disk space, wherein the data size of the written data is not larger than the hard disk capacity applied by a user, and it needs to be noted that the physical disk space is a hard disk capacity space required when the written data is actually stored; preferably, the size of the physical disk space allocated for the write data in the cloud hard disk is equal to the data size of the write data, so that the resources of the cloud hard disk resource pool can be maximally utilized.
After the hard disk capacity application record corresponding to the user is stored in the hard disk application record table, when the write-in data sent by the user is received, physical disk space is allocated for the write-in data in the cloud hard disk resource pool, and therefore, the hard disk space is allocated for the user only when the user actually needs to use the hard disk, the cloud hard disk is fully applied, the utilization rate of the cloud hard disk is improved, and the situation of resource waste is prevented.
And S106, generating capacity expansion prompt information, and displaying the capacity expansion prompt information to prompt a worker to expand the capacity of the cloud hard disk resource pool.
When the distributable capacity is judged to be not larger than the applied capacity, determining that the user fails to apply for the hard disk, not distributing the capacity of the hard disk for the user, and generating capacity expansion prompt information, wherein the capacity expansion prompt information comprises the hard disk information, the physical use information, the distributed information and the like of the cloud hard disk, displaying the capacity expansion prompt information, and prompting a worker to expand the cloud hard disk resource pool, so that the hard disk space can be continuously distributed for the user.
And S107, generating application failure information, and displaying the application failure information to the user.
In the method provided by the embodiment of the invention, when the hard disk capacity applied by the user is larger than the current allocable capacity of the hard disk resource pool, application failure information is generated and displayed to the user, wherein the user of the application failure information prompts the user that the hard disk application fails, and the application failure information comprises the reason of the application failure, the time of the hard disk application, the user information and other contents.
Preferably, after executing S106, the method provided by the present application may continue to execute S107, and after executing S107, the process of the user applying for the hard disk is ended.
In the method provided by the embodiment of the invention, when a hard disk application request sent by a user is received, the hard disk application request is analyzed, and the hard disk capacity applied by the user is determined; determining the current allocable capacity and the applied capacity of a cloud hard disk resource pool; and when receiving write data input by a user, allocating the corresponding hard disk capacity for the write data in the cloud hard disk according to the data size of the write data input by the user, and storing the write data into the hard disk capacity. According to the method and the device, based on the current allocable capacity, the applied capacity and the hard disk capacity applied by the user of the cloud hard disk resource pool, the hard disks are allocated for the user, under the condition that the allocable capacity of the cloud hard disk resource pool is larger than the applied capacity and the hard disk capacity applied by the user is smaller than or equal to the allocable capacity, the user successfully applies for the hard disks, a hard disk capacity record of the user is generated and the hard disk capacity record of the user is stored, and therefore the hard disk application of the user can be reasonably processed according to the current allocable capacity, the applied capacity and the hard disk capacity applied by the user of the cloud hard disk resource pool, reasonable allocation of cloud hard disk resources is improved, and further the utilization rate of the cloud hard disks is improved. According to the method and the device, after the application record of the hard disk capacity of the user is recorded, when the user inputs write-in data, the corresponding hard disk capacity is distributed for the write-in data in the cloud hard disk, so that how much hard disk space is actually needed by the user, how much hard disk space is distributed for the user, and the condition that the hard disk capacity applied by the user is unused is effectively avoided, so that the utilization rate of the cloud hard disk is improved, and the condition of resource waste of the cloud hard disk is avoided.
Referring to fig. 2, a flowchart of a method for determining a current allocable capacity and an applied capacity of a cloud hard disk resource pool based on hard disk usage information and a hard disk application record table of the cloud hard disk resource pool provided in the embodiment of the present invention is specifically described as follows:
s201, judging whether a user is the first application user of the cloud hard disk resource pool or not based on the hard disk application record table; if the user is judged to be the first application user of the cloud hard disk, S202 is executed; and if the user is not the first application user of the cloud hard disk, executing S203.
The method comprises the steps of analyzing a hard disk application record table, judging whether a user is the first application user of the cloud hard disk by determining whether the hard disk application record table is an empty table, judging that the user is the first application user of the cloud hard disk when determining that the hard disk application record table is the empty table, and judging that the user is not the first application user of the cloud hard disk when determining that the hard disk application record table is not the empty table.
S202, determining the total storage capacity of the resource pool of the cloud hard disk as the current allocable capacity of the resource pool of the cloud hard disk, and determining the current applied capacity of the resource pool of the cloud hard disk as zero.
It should be noted that the total storage capacity of the cloud hard disk resource pool refers to a total amount of data that can be actually stored in a resource pool that provides a cloud hard disk service, where a unit of the total storage capacity of the cloud hard disk may be GiB, TiB, and PiB. Optionally, the total storage capacity of the cloud hard disk resource pool may also be referred to as the total storage hard disk capacity of the cloud hard disk resource pool.
S203, obtaining each hard disk capacity application record in the hard disk application record table, determining the request capacity of each hard disk capacity application record, and determining the sum of the request capacities as the applied capacity of the cloud hard disk.
Acquiring each hard disk capacity application record in a hard disk application record table, wherein the hard disk capacity application record is a record generated when a user successfully applies for a hard disk; and determining the requested capacity of each hard disk capacity application record, wherein the requested capacity is the capacity of the hard disk applied by the user, namely the hard disk capacity applied by the user. And summing the various requested capacities, and determining the sum of the various requested capacities as the applied capacity of the cloud hard disk.
It should be noted that each hard disk capacity application record in the hard disk application record table is a normal and effective record; after the user successfully applies for the hard disk, if the user does not need the hard disk applied, the user can apply for deleting the hard disk applied by the user, and after the user deletes the hard disk applied by the user, the hard disk capacity application record corresponding to the hard disk applied by the user in the hard disk application record table is deleted, so that each hard disk capacity application record in the hard disk application record table is guaranteed to be an effective record.
S204, analyzing the hard disk use information, determining the current actual hard disk use space of the cloud hard disk resource pool, and determining the current allocable capacity of the cloud hard disk resource pool based on the actual hard disk use space.
The method comprises the steps of analyzing the hard disk use information to determine the current actual hard disk use space of a cloud hard disk resource pool, wherein the current actual hard disk use space of the cloud hard disk resource pool is the hard disk capacity occupied by data stored in the cloud hard disk resource pool, in other words, the hard disk capacity occupied by the data stored in the cloud hard disk resource pool is the physical disk space used by the cloud hard disk resource pool in practice.
Referring to fig. 3, a flowchart of a method for determining a current allocable capacity of a cloud hard disk resource pool based on an actual usage space of a hard disk according to an embodiment of the present invention is specifically described as follows:
s301, determining the resource pool utilization rate of the cloud hard disk resource pool based on the actual hard disk usage space and the total storage capacity of the cloud hard disk resource pool.
When determining the resource pool utilization rate of a cloud hard disk resource pool, comparing the actual use space of the hard disk with the total storage capacity, and determining the obtained ratio as the resource pool utilization rate of the cloud hard disk resource pool; the method specifically comprises the following steps: the resource pool utilization rate of the cloud hard disk is (the actual usage space of the hard disk in the cloud hard disk resource pool/the total storage capacity of the cloud hard disk resource pool), and further, the resource pool utilization rate of the cloud hard disk resource pool is used for measuring the proportion of the storage space in the cloud hard disk resource pool into which data has been written.
And S302, substituting the utilization rate of the resource pool into a preset excess allocation formula to carry out operation, so as to obtain the current excess allocation proportion of the cloud hard disk resource pool.
The specific content of the over-allocation formula provided by the invention is as follows:
Further, the following specific formula is developed after the excess allocation proportion formula is developed:
excess proportion of the composition (1-u% -S%)0+(1-u％-S％)1+(1-u％-S％)2+…+(1-u％-S％)x)；
In the case where i is set to 6, the expanded contents of the excess allocation ratio formula are as follows:
excess proportion of the composition (1-u% -S%)0+(1-u％-S％)1+(1-u％-S％)2+(1-u％-S％)3+(1-u％-S％)4+(1-u％-S％)5+(1-u％-S％)6)；
In the method provided by the embodiment of the invention, after the excess allocation proportion is obtained, the cloud hard disk is subjected to excess allocation based on the excess allocation proportion, wherein the excess allocation means that the total capacity of the allocated cloud hard disk exceeds the total capacity of the resource pool, and the storage space in which data is not written in the total capacity of the allocated hard disk is allocated again.
Furthermore, the safe water level coefficient is used for reserving a certain storage capacity space so as to deal with the situations of data migration, data writing during capacity expansion, burst data writing and the like when the server fails; it should be noted that, after the reserved storage capacity space is planed, the proportion of the remaining storage capacity space to the total capacity of the resource pool is the safety water level, for example, if the resource pool needs to reserve 15% of the storage space for emergency, the safety water level is 85%.
And S303, calculating the excess allocation proportion and the total storage capacity to obtain the current allocable capacity of the cloud hard disk resource pool.
And multiplying the excess allocation proportion and the total storage hard disk capacity to obtain the current allocable capacity of the cloud hard disk resource pool, wherein the current allocable capacity of the cloud hard disk resource pool is the excess allocation proportion and the total storage capacity of the cloud hard disk resource pool.
In the method provided by the embodiment of the invention, the resource of the cloud hard disk resource pool can be effectively over-allocated by introducing the over-allocation proportion, and the over-allocated capacity is the unused capacity of the hard disk after the user successfully applies for the hard disk, so that the resource waste can be effectively avoided, and when the over-allocation proportion is determined, the safe water level coefficient is introduced, so that when the over-allocation is performed on the cloud hard disk resource pool, the cloud hard disk resource pool is ensured to have enough storage space to deal with the situations of data migration, data writing during capacity expansion, burst data writing and the like when the server fails, and the cloud hard disk can reserve a certain storage space by introducing the safe water level coefficient, so that the situations of serious system failure caused by data non-writing due to the full writing of the resource pool of the cloud hard disk are avoided.
Corresponding to the method shown in fig. 1, an embodiment of the present invention further provides a management apparatus for a cloud hard disk resource pool, where the apparatus may be applied to other intelligent devices such as a computer terminal, and a schematic structural diagram of the apparatus is shown in fig. 4, and specifically described as follows:
the analysis unit 401 is configured to, when receiving a hard disk application request sent by a user, analyze the hard disk application request, and determine a hard disk capacity applied by the user;
a determining unit 402, configured to determine a current allocable capacity and an applied capacity of a cloud hard disk resource pool based on current hard disk usage information of the cloud hard disk resource pool and a hard disk application record table;
a first judging unit 403, configured to judge whether the allocable capacity is greater than the requested capacity;
a second determining unit 404, configured to determine whether the hard disk capacity requested by the user is less than or equal to the allocable capacity if it is determined that the allocable capacity is greater than the requested capacity;
a generating unit 405, configured to determine that the user successfully applies for the hard disk, generate a hard disk capacity application record corresponding to the user, store the hard disk capacity application record into the hard disk application record table, and determine the data size of the write data when receiving the write data input by the user, allocate a corresponding physical disk space for the write data in the cloud hard disk resource pool based on the data size, and store the write data into the physical disk space, where the data size is not greater than the hard disk capacity applied by the user.
In the method provided by the embodiment of the invention, when a hard disk application request sent by a user is received, the hard disk application request is analyzed, and the hard disk capacity applied by the user is determined; determining the allocable capacity and the applied capacity of a cloud hard disk resource pool; and under the condition that the allocable capacity is larger than the applied capacity and the hard disk capacity is smaller than or equal to the allocable capacity, determining that the user successfully applies, generating a hard disk capacity application record corresponding to the user, storing the hard disk capacity application record in a hard disk application record table, allocating a corresponding physical disk space for the write data in the cloud hard disk according to the data size of the write data input by the user, and storing the write data in the physical disk space. When a user applies for the hard disk capacity, processing the application of the user based on the allocable capacity and the applied capacity of the cloud hard disk resource pool, when the allocable capacity is larger than the applied capacity and the hard disk capacity is smaller than or equal to the allocable capacity, the user successfully applies for the hard disk capacity, the hard disk capacity application record of the user is stored, and when the user inputs write-in data, the corresponding hard disk capacity is allocated for the write-in data in the cloud hard disk resource pool, therefore, resources in the cloud hard disk resource pool are reasonably allocated based on the current allocable capacity and the applied capacity of the cloud hard disk resource pool, the utilization rate of the cloud hard disk can be improved, and the waste of the cloud hard disk resource pool is avoided.
In the apparatus provided in the embodiment of the present invention, the determining unit 402 in the apparatus may be configured to:
the judging subunit is configured to judge whether the user is a first application user of the cloud hard disk resource pool based on the hard disk application record table;
a determining subunit, configured to determine, if it is determined that the user is a first application user of the cloud hard disk resource pool, a total storage capacity of the cloud hard disk resource pool as a current allocable capacity of the cloud hard disk resource pool, and determine that a current applied capacity of the cloud hard disk resource pool is zero;
an obtaining subunit, configured to, if it is determined that the user is not the first application user of the cloud hard disk resource pool, obtain each hard disk capacity application record in the hard disk application record table, determine a requested capacity of each hard disk capacity application record, and determine a sum of the requested capacities as a current applied capacity of the cloud hard disk resource pool;
and the analysis subunit is used for analyzing the hard disk use information, determining the current actual hard disk use space of the cloud hard disk resource pool, and determining the current allocable capacity of the cloud hard disk resource pool based on the actual hard disk use space.
In the apparatus provided in the embodiment of the present invention, the parsing subunit in the apparatus may be configured to:
the determining module is used for determining the resource pool utilization rate of the cloud hard disk resource pool based on the actual hard disk use space and the total storage capacity of the cloud hard disk resource pool;
the first operation module is used for substituting the utilization rate of the resource pool into a preset excess allocation formula to carry out operation so as to obtain the current excess allocation proportion of the cloud hard disk resource pool;
and the second operation module is used for operating the excess allocation proportion and the total storage capacity to obtain the current allocable capacity of the cloud hard disk resource pool.
In the apparatus provided in the embodiment of the present invention, the determining module in the apparatus may be configured to:
and the determining submodule is used for comparing the actual use space of the hard disk with the total storage capacity and determining the obtained ratio as the resource pool utilization rate of the cloud hard disk resource pool.
In the apparatus provided in the embodiment of the present invention, the apparatus is further configured to:
and the display unit is used for generating capacity expansion prompt information if the distributable capacity is judged to be not greater than the applied capacity, and displaying the capacity expansion prompt information to prompt a worker to expand the cloud hard disk resource pool.
The embodiment of the present invention further provides a storage medium, where the storage medium includes a stored instruction, where when the instruction runs, the apparatus where the storage medium is located is controlled to perform the following operations:
when a hard disk application request sent by a user is received, analyzing the hard disk application request, and determining the hard disk capacity applied by the user;
determining the current allocable capacity and the applied capacity of a cloud hard disk resource pool based on the current hard disk use information and a hard disk application record table of the cloud hard disk resource pool;
judging whether the distributable capacity is larger than the applied capacity;
if the distributable capacity is larger than the applied capacity, judging whether the hard disk capacity applied by the user is smaller than or equal to the distributable capacity;
if the hard disk capacity is judged to be smaller than or equal to the allocable capacity, determining that the user successfully applies for the hard disk, generating a hard disk capacity application record corresponding to the user, storing the hard disk capacity application record into a hard disk application record table, determining the data size of the written data when the written data input by the user is received, allocating a corresponding physical disk space for the written data in the cloud hard disk resource pool based on the data size, and storing the written data into the physical disk space, wherein the data size is not larger than the hard disk capacity applied by the user.
An electronic device is provided in an embodiment of the present invention, and the structural diagram of the electronic device is shown in fig. 5, which specifically includes a memory 501 and one or more instructions 502, where the one or more instructions 502 are stored in the memory 501, and are configured to be executed by one or more processors 503 to perform the following operations according to the one or more instructions 502:
when a hard disk application request sent by a user is received, analyzing the hard disk application request, and determining the hard disk capacity applied by the user;
determining the current allocable capacity and the applied capacity of a cloud hard disk resource pool based on the current hard disk use information and a hard disk application record table of the cloud hard disk resource pool;
judging whether the distributable capacity is larger than the applied capacity;
if the distributable capacity is larger than the applied capacity, judging whether the hard disk capacity applied by the user is smaller than or equal to the distributable capacity;
if the hard disk capacity is judged to be smaller than or equal to the allocable capacity, determining that the user successfully applies for the hard disk, generating a hard disk capacity application record corresponding to the user, storing the hard disk capacity application record into a hard disk application record table, determining the data size of the written data when the written data input by the user is received, allocating a corresponding physical disk space for the written data in the cloud hard disk resource pool based on the data size, and storing the written data into the physical disk space, wherein the data size is not larger than the hard disk capacity applied by the user.
The specific implementation procedures and derivatives thereof of the above embodiments are within the scope of the present invention.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, the system or system embodiments are substantially similar to the method embodiments and therefore are described in a relatively simple manner, and reference may be made to some of the descriptions of the method embodiments for related points. The above-described system and system embodiments are only illustrative, wherein the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A management method of a cloud hard disk resource pool is characterized by comprising the following steps:
when a hard disk application request sent by a user is received, analyzing the hard disk application request, and determining the hard disk capacity applied by the user;
determining the current allocable capacity and the applied capacity of a cloud hard disk resource pool based on the current hard disk use information and a hard disk application record table of the cloud hard disk resource pool;
judging whether the distributable capacity is larger than the applied capacity;
if the distributable capacity is larger than the applied capacity, judging whether the hard disk capacity applied by the user is smaller than or equal to the distributable capacity;
if the hard disk capacity is judged to be smaller than or equal to the allocable capacity, determining that the user successfully applies for the hard disk, generating a hard disk capacity application record corresponding to the user, storing the hard disk capacity application record into a hard disk application record table, determining the data size of the written data when the written data input by the user is received, allocating a corresponding physical disk space for the written data in the cloud hard disk resource pool based on the data size, and storing the written data into the physical disk space, wherein the data size is not larger than the hard disk capacity applied by the user.
2. The method according to claim 1, wherein the determining the current allocable capacity and the applied capacity of the cloud hard disk resource pool based on the current hard disk usage information of the cloud hard disk resource pool and a hard disk application record table comprises:
judging whether the user is the first application user of the cloud hard disk resource pool or not based on the hard disk application record table;
if the user is judged to be the first application user of the cloud hard disk resource pool, determining the total storage capacity of the cloud hard disk resource pool as the current allocable capacity of the cloud hard disk resource pool, and determining the current applied capacity of the cloud hard disk resource pool to be zero;
if the user is judged not to be the first application user of the cloud hard disk resource pool, acquiring each hard disk capacity application record in the hard disk application record table, determining the request capacity of each hard disk capacity application record, and determining the sum of the request capacities as the current applied capacity of the cloud hard disk resource pool;
analyzing the hard disk use information, determining the current actual hard disk use space of the cloud hard disk resource pool, and determining the current allocable capacity of the cloud hard disk resource pool based on the actual hard disk use space.
3. The method of claim 2, wherein the determining the current allocable capacity of the cloud hard disk resource pool based on the actual usage space of the hard disk comprises:
determining the resource pool utilization rate of the cloud hard disk resource pool based on the actual hard disk usage space and the total storage capacity of the cloud hard disk resource pool;
substituting the utilization rate of the resource pool into a preset excess allocation formula to carry out operation to obtain the current excess allocation proportion of the cloud hard disk resource pool;
and calculating the excess allocation proportion and the total storage capacity to obtain the current allocable capacity of the cloud hard disk resource pool.
4. The method of claim 3, wherein the determining the resource pool usage rate of the cloud hard disk resource pool based on the actual usage space of the hard disk and the total storage capacity of the cloud hard disk resource pool comprises:
and comparing the actual use space of the hard disk with the total storage capacity, and determining the obtained ratio as the resource pool utilization rate of the cloud hard disk resource pool.
5. The method of claim 1, further comprising:
and if the distributable capacity is judged not to be larger than the applied capacity, generating capacity expansion prompt information, and displaying the capacity expansion prompt information to prompt a worker to expand the capacity of the cloud hard disk resource pool.
6. The utility model provides a management device of cloud hard disk resource pool which characterized in that includes:
the system comprises an analysis unit, a storage unit and a processing unit, wherein the analysis unit is used for analyzing a hard disk application request when receiving the hard disk application request sent by a user and determining the hard disk capacity applied by the user;
the determining unit is used for determining the current allocable capacity and the applied capacity of the cloud hard disk resource pool based on the current hard disk use information of the cloud hard disk resource pool and a hard disk application record table;
a first judging unit, configured to judge whether the allocable capacity is greater than the applied capacity;
a second determining unit, configured to determine whether the hard disk capacity requested by the user is less than or equal to the allocable capacity if it is determined that the allocable capacity is greater than the requested capacity;
and the generating unit is used for determining that the user successfully applies for the hard disk, generating a hard disk capacity application record corresponding to the user, storing the hard disk capacity application record into the hard disk application record table, determining the data size of the written data when the written data input by the user is received, allocating a corresponding physical disk space for the written data in the cloud hard disk resource pool based on the data size, and storing the written data into the physical disk space, wherein the data size is not larger than the hard disk capacity applied by the user.
7. The apparatus of claim 6, wherein the determining unit comprises:
the judging subunit is configured to judge whether the user is a first application user of the cloud hard disk resource pool based on the hard disk application record table;
a determining subunit, configured to determine, if it is determined that the user is a first application user of the cloud hard disk resource pool, a total storage capacity of the cloud hard disk resource pool as a current allocable capacity of the cloud hard disk resource pool, and determine that a current applied capacity of the cloud hard disk resource pool is zero;
an obtaining subunit, configured to, if it is determined that the user is not the first application user of the cloud hard disk resource pool, obtain each hard disk capacity application record in the hard disk application record table, determine a requested capacity of each hard disk capacity application record, and determine a sum of the requested capacities as a current applied capacity of the cloud hard disk resource pool;
and the analysis subunit is used for analyzing the hard disk use information, determining the current actual hard disk use space of the cloud hard disk resource pool, and determining the current allocable capacity of the cloud hard disk resource pool based on the actual hard disk use space.
8. The apparatus of claim 7, wherein the parsing subunit comprises:
the determining module is used for determining the resource pool utilization rate of the cloud hard disk resource pool based on the actual hard disk use space and the total storage capacity of the cloud hard disk resource pool;
the first operation module is used for substituting the utilization rate of the resource pool into a preset excess allocation formula to carry out operation so as to obtain the current excess allocation proportion of the cloud hard disk resource pool;
and the second operation module is used for operating the excess allocation proportion and the total storage capacity to obtain the current allocable capacity of the cloud hard disk resource pool.
9. A storage medium, characterized in that the storage medium includes stored instructions, and when the instructions are executed, the storage medium controls a device in which the storage medium is located to execute the management method of the cloud hard disk resource pool according to any one of claims 1 to 5.
10. An electronic device comprising a memory and one or more instructions, wherein the one or more instructions are stored in the memory and configured to be executed by one or more processors to perform the method for managing the cloud hard disk resource pool according to any one of claims 1 to 5.
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