CN113868015A - Method and device for creating timing snapshot - Google Patents
Method and device for creating timing snapshot Download PDFInfo
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- CN113868015A CN113868015A CN202110940098.9A CN202110940098A CN113868015A CN 113868015 A CN113868015 A CN 113868015A CN 202110940098 A CN202110940098 A CN 202110940098A CN 113868015 A CN113868015 A CN 113868015A
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 238000012216 screening Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims description 14
- 230000010365 information processing Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1448—Management of the data involved in backup or backup restore
Abstract
The invention provides a method and a device for creating a timing snapshot, wherein the method comprises the steps of monitoring a timing strategy of a volume, and screening out the volume which starts the timing strategy and has a timing strategy attribute; analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy; and when the time point is reached, the creation of the timing snapshot is carried out. According to the method and the device, the timing snapshot strategy is set and configured to be the attribute of the volume, when the volume information is acquired, the timing strategy can be screened out and analyzed to the time point in the strategy, and the corresponding creating action is executed on the time point, so that the creation of the snapshot volume can be accurately performed, the timeliness is improved, the resource consumption is reduced, and the data security is ensured.
Description
Technical Field
The invention relates to the technical field of storage, in particular to a method and a device for creating a timing snapshot.
Background
The snapshot technique can complete a data backup without a complete copy of the data and can roll back the data to the state at snapshot creation at some point in the future. This means that no matter how large the data to be backed up is, the snapshot creation can be performed in a short time, and the created data snapshot does not need to occupy a large storage space. Therefore, creating a snapshot is a preferred solution for daily backup of data, and usually, depending on the application's requirement on data validity, a snapshot of a volume needs to be created daily, even every few hours, so as to restore the volume after a system error occurs, thereby reducing loss.
In the storage field, a user performs operation and management of storage services through management software, wherein the operation and management comprises strategy issuing of timing snapshots. Different timing strategies (daily strategy, weekly strategy and monthly strategy) are set for a certain volume by management software, then a timer is set, a polling strategy is timed to see whether the strategy requirement is met, and when the strategy requirement is met, volume-based snapshot creation is carried out; if not, the next round of polling is performed.
The existing timing snapshot needs a user to set a timing strategy and a timing polling strategy to meet the conditions, the timing polling sometimes cannot establish a snapshot volume on time, the timeliness has deviation, and potential threats are caused to data security.
Disclosure of Invention
The invention provides a method and a device for creating a timing snapshot, which are used for solving the problems of poor timeliness and threat to data security of the conventional timing creation mode.
In order to achieve the purpose, the invention adopts the following technical scheme:
a first aspect of the present invention provides a method for creating a timed snapshot, the method comprising the steps of:
monitoring the timing strategy of the volume, and screening out the volume which starts the timing strategy and has the timing strategy attribute;
analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy;
and when the time point is reached, the creation of the timing snapshot is carried out.
Further, before the timing policy of the monitoring volume, the method further comprises the steps of:
configuring a timing strategy for the volume, and setting the timing strategy as the attribute of the volume.
Further, the specific process of setting the timing policy as the attribute of the volume is as follows:
in the form of a data structure, a timing policy attribute is added to original attributes of a volume, wherein the original attributes comprise a volume type and a volume capacity.
Further, the creating of the timing snapshot further includes the following steps:
and acquiring data information of the successfully created timing snapshot, assembling the DOM structure, and adding the assembled DOM structure to the DOM of the volume table.
Further, error information is fed back to the user interface when the timed snapshot creation fails.
A second aspect of the present invention provides an apparatus for creating a timed snapshot, the apparatus comprising:
the monitoring processing unit is used for monitoring the timing strategy of the volume and screening out the volume which starts the timing strategy and has the timing strategy attribute;
the analysis unit is used for analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy;
and the snapshot creating unit is used for creating the timing snapshot when the time point is reached.
Further, the apparatus further includes a configuration unit, where the configuration unit is configured to configure a timing policy for the volume, and set the timing policy as an attribute of the volume.
Furthermore, the device also comprises a snapshot information processing unit, wherein the snapshot information processing unit is used for acquiring the data information of the timing snapshot which is successfully created, assembling the DOM structure, and adding the assembled DOM structure into the DOM of the volume table.
A third aspect of the invention provides a computer storage medium having stored thereon computer instructions which, when run on the apparatus, cause the apparatus to perform the steps of the method.
The fourth aspect of the present invention provides a storage management software, including a user operation page, the storage management software further including a monitoring processing layer, the monitoring processing layer monitoring the timing policy of the volumes, and screening out the volumes which start the timing policy and have the timing policy attribute; analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy; when the time point is reached, establishing a timing snapshot; the timing strategy is configured through the user operation interface.
The apparatus according to the second aspect of the present invention is capable of implementing the methods according to the first aspect and the implementation manners of the first aspect, and achieves the same effects.
The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:
1. according to the method and the device, the timing snapshot strategy is set and configured to be the attribute of the volume, when the volume information is acquired, the timing strategy can be screened out and analyzed to the time point in the strategy, and the corresponding creating action is executed on the time point, so that the creation of the snapshot volume can be accurately performed, the timeliness is improved, the resource consumption is reduced, and the data security is ensured.
2. After the snapshot is established successfully, the DOM structure is assembled based on the data information of the snapshot volume and added to the DOM of the volume table, so that a user can check the latest snapshot volume data without manual operation, and the usability is improved.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic flow diagram of example 1 of the process of the present invention;
FIG. 2 is a schematic flow chart of example 2 of the method of the present invention;
FIG. 3 is a schematic flow chart of example 3 of the method of the present invention;
FIG. 4 is a schematic view of the structure of embodiment 1 of the device of the invention'
FIG. 5 is a schematic structural diagram of an embodiment 2 of the apparatus of the present invention;
FIG. 6 is a schematic structural diagram of an embodiment 3 of the device of the present invention;
fig. 7 is a schematic structural diagram of the management software according to the present invention.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the invention.
As shown in fig. 1, a method for creating a timed snapshot according to the present invention includes the following steps:
s1, monitoring the timing strategy of the volume, and screening out the volume which starts the timing strategy and has the timing strategy attribute;
s2, analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy;
and S3, when the time point is reached, creating a timing snapshot.
In step S1, in the monitoring of the volume information, a volume having a timing policy attribute is screened out. When the management software is adopted to read the volume data, the monitoring processing layer of the management software judges the timing strategy attribute and screens out the volume with the timing strategy attribute. The management software mentioned in this embodiment and the following embodiments is storage management software.
In step S2, the time policy is analyzed to obtain attribute values corresponding to the time policy attributes, such as xx minutes xx seconds when xx month xx is xx in xx year, xx month xx is xx, and specific time points set in the time policy are obtained.
In step S3, the creation process of the timed snapshot is implemented by using the creation method of the existing snapshot volume.
As shown in fig. 2, on the basis of the above embodiment, another embodiment of the method of the present invention is described.
Before the timing policy of the monitoring volume, the method further comprises the following steps:
s0, configuring the timing strategy for the volume, and setting the timing strategy as the attribute of the volume.
The specific process of setting the timing policy as the attribute of the volume is as follows: in the form of a data structure, a timing policy attribute is added to original attributes of a volume, wherein the original attributes comprise a volume type and a volume capacity. The specific implementation manner can be configured by the access page of the management software, set a timing policy for the volume, the timing policy becomes the attribute of the volume, and the method of step S1-step S3 is processed by the monitoring processing layer.
As shown in fig. 3, on the basis of the above embodiment, another embodiment of the method according to the present invention further includes, after the creating of the timing snapshot, the steps of:
s4, obtaining the data information of the timing snapshot which is successfully created, assembling the DOM structure, and adding the assembled DOM structure to the DOM of the volume table.
After the action of creating the timing snapshot volume is completed, communication is carried out through a Socket based on a TCP protocol, an interface of management software is notified, after the interface receives the notification, if the timing snapshot volume is successfully created, the management software obtains the data information of the snapshot volume which is successfully created, and DOM structure assembly is carried out according to the format of a volume table. The volume table will show the information of the volume, including the volume id, name, capacity, status, identification, host mapping, and timing policy.
The DOM structure assembly is carried out according to the data information of the snapshot volume successfully created, and comprises the following steps:
<tr>
<td>id</td>
< td > name </td >
...
< td > timing strategy </td >
</tr>
)
After the assembly is completed, the DOM structure is added to the DOM of the volume table, so that the user can check the latest snapshot volume data without manual operation.
And if the timed snapshot is failed to be created, displaying error information on an interface so as to achieve the purpose of prompting the user.
As shown in fig. 4, an apparatus for creating a timing snapshot according to the present invention includes a monitoring processing unit 1, a parsing unit 2, and a snapshot creating unit 3.
The monitoring processing unit 1 is used for monitoring the timing strategy of the volume and screening out the volume which starts the timing strategy and has the timing strategy attribute; the analysis unit 2 is configured to analyze the timing policy of the screened volume to obtain a time point in the timing policy; the snapshot creating unit 3 is configured to create a timing snapshot when the time point is reached.
As shown in fig. 5, the apparatus further includes a configuration unit 4, where the configuration unit 4 is configured to configure a timing policy for a volume, and set the timing policy as an attribute of the volume.
As shown in fig. 6, the apparatus further includes a snapshot information processing unit 5, where the snapshot information processing unit 5 is configured to obtain data information of a timing snapshot that is successfully created, assemble a DOM structure, and add the assembled DOM structure to a DOM of the volume table.
The device of the invention can realize each step in the method and achieve the same technical effect.
The invention also provides a computer storage medium having stored thereon computer instructions which, when run on the apparatus, cause the apparatus to perform the steps of the method.
As shown in fig. 7, the present invention provides a storage management software including a user operation page and a monitoring processing layer. The monitoring processing layer monitors the timing strategy of the volumes and screens out the volumes which start the timing strategy and have the timing strategy attribute; analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy; when the time point is reached, establishing a timing snapshot; the timing strategy is configured through the user operation interface.
The steps in the above-described method embodiment 1 of the present invention are implemented in the monitoring processing layer of the management software.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. A method of creating a timed snapshot, the method comprising the steps of:
monitoring the timing strategy of the volume, and screening out the volume which starts the timing strategy and has the timing strategy attribute;
analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy;
and when the time point is reached, the creation of the timing snapshot is carried out.
2. The method for creating a timed snapshot as claimed in claim 1, further comprising the step of, before said timing policy for monitoring volumes:
configuring a timing strategy for the volume, and setting the timing strategy as the attribute of the volume.
3. The method for creating a timed snapshot according to claim 2, wherein the specific process of setting the timing policy as the attribute of the volume is as follows:
in the form of a data structure, a timing policy attribute is added to original attributes of a volume, wherein the original attributes comprise a volume type and a volume capacity.
4. The method for creating the timed snapshot according to claim 1 or 2, wherein the creating of the timed snapshot further comprises the following steps:
and acquiring data information of the successfully created timing snapshot, assembling the DOM structure, and adding the assembled DOM structure to the DOM of the volume table.
5. The method for creating the timed snapshot according to claim 4, wherein an error message is fed back to the user interface when the timed snapshot is failed to be created.
6. An apparatus for creating a timed snapshot, the apparatus comprising:
the monitoring processing unit is used for monitoring the timing strategy of the volume and screening out the volume which starts the timing strategy and has the timing strategy attribute;
the analysis unit is used for analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy;
and the snapshot creating unit is used for creating the timing snapshot when the time point is reached.
7. The apparatus for creating a timed snapshot as claimed in claim 6, wherein said apparatus further comprises a configuration unit, said configuration unit is configured to configure a timing policy for a volume, and set said timing policy as an attribute of the volume.
8. The apparatus according to claim 6 or 7, wherein the apparatus further comprises a snapshot information processing unit, and the snapshot information processing unit is configured to obtain data information of the timing snapshot that is successfully created, assemble a DOM structure, and add the assembled DOM structure to the DOM of the volume table.
9. A computer storage medium having computer instructions stored thereon, which, when run on an apparatus according to claim 6 or 7, cause the apparatus to perform the steps of the method according to claim 1 or 2.
10. A kind of storage management software, including user's operation page, its characteristic is, the said storage management software also includes monitoring the processing layer, the said monitoring processing layer monitors the timing tactics of the volume, screen out and start the timing tactics and have volume of the attribute of timing tactics; analyzing the timing strategy of the screened volume to obtain a time point in the timing strategy; when the time point is reached, establishing a timing snapshot; the timing strategy is configured through the user operation interface.
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| CN202110940098.9A CN113868015A (en) | 2021-08-16 | 2021-08-16 | Method and device for creating timing snapshot |
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| CN202110940098.9A CN113868015A (en) | 2021-08-16 | 2021-08-16 | Method and device for creating timing snapshot |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107577798A (en) * | 2017-09-20 | 2018-01-12 | 郑州云海信息技术有限公司 | A kind of snapshot creation method, device and computer-readable recording medium |
| CN107918650A (en) * | 2017-11-14 | 2018-04-17 | 郑州云海信息技术有限公司 | A kind of snapshot creation method, device, system and computer-readable recording medium |
| US10324803B1 (en) * | 2016-09-27 | 2019-06-18 | Amazon Technologies, Inc. | Storage snapshot management |
| CN110688258A (en) * | 2019-09-24 | 2020-01-14 | 苏州浪潮智能科技有限公司 | Snapshot creating method and device |
| CN111752793A (en) * | 2020-05-27 | 2020-10-09 | 中国平安财产保险股份有限公司 | System abnormity monitoring method and device, computer equipment and storage medium |
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- 2021-08-16 CN CN202110940098.9A patent/CN113868015A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10324803B1 (en) * | 2016-09-27 | 2019-06-18 | Amazon Technologies, Inc. | Storage snapshot management |
| CN107577798A (en) * | 2017-09-20 | 2018-01-12 | 郑州云海信息技术有限公司 | A kind of snapshot creation method, device and computer-readable recording medium |
| CN107918650A (en) * | 2017-11-14 | 2018-04-17 | 郑州云海信息技术有限公司 | A kind of snapshot creation method, device, system and computer-readable recording medium |
| CN110688258A (en) * | 2019-09-24 | 2020-01-14 | 苏州浪潮智能科技有限公司 | Snapshot creating method and device |
| CN111752793A (en) * | 2020-05-27 | 2020-10-09 | 中国平安财产保险股份有限公司 | System abnormity monitoring method and device, computer equipment and storage medium |
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