CN106909197A - A kind of virtualized host time management method and virtualized host system - Google Patents
A kind of virtualized host time management method and virtualized host system Download PDFInfo
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- CN106909197A CN106909197A CN201710112953.0A CN201710112953A CN106909197A CN 106909197 A CN106909197 A CN 106909197A CN 201710112953 A CN201710112953 A CN 201710112953A CN 106909197 A CN106909197 A CN 106909197A
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/12—Synchronisation of different clock signals provided by a plurality of clock generators
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The invention discloses a kind of virtualized host time management method and virtualized host system, method includes：First order service end main frame is time calibration object with clock server, and time calibration is carried out to itself；Each level service end main frame sends time calibration instruction to next stage service end main frame successively, to control service end main frame described in each level to carry out time calibration successively；End main frame is serviced described in minimum one-level and sends time calibration instruction to belonging its client host, to control client host to carry out time calibration.Virtualized host time management method of the present invention and virtualized host system, it is time calibration basic point with clock server, time calibration is carried out to each level main frame with the management method of hierarchy, the coordinated management of virtualized host time is realized, the synchronization and unification of time between each virtualized host can be realized.
Description
Technical field
The present invention relates to network technique field, more particularly to a kind of virtualized host time management method and virtualization are led
Machine system.
Background technology
With developing rapidly for computer technology and Intel Virtualization Technology, virtualized host is on the increase, and virtualization is led
Time management between machine there has also been requirements at the higher level, in some application fields, to the uniformity and accuracy of time between main frame
It is required that very high.
For example, in a City Traffic Monitor System, regional is monitored operation by different main frames.If each
The main frame in individual region can not accomplish that the time is upper synchronous, it will cause huge leakage of the monitoring system in whole city in security
Hole；Also, monitoring system is also required to coordinated management between city and city, it is also desirable to reach time synchronized requirement.And for example, for
This kind of scientific research activity of rocket launching, the uniformity and accuracy requirement to the time is higher.
Thus, it could be seen that how to realize the synchronization and unification of time between virtualized host, just turn into those skilled in the art
The technical issues that need to address.
The content of the invention
It is an object of the invention to provide a kind of virtualized host time management method and virtualized host system, it is right to realize
The coordinated management of virtualized host time, is capable of achieving the synchronization and unification of time between virtualized host.
To achieve the above object, the present invention provides following technical scheme：
A kind of virtualized host time management method, including：
First order service end main frame is time calibration object with clock server, and time calibration is carried out to itself；
Each level service end main frame sends time calibration instruction to next stage service end main frame successively, to control each layer successively
The level service end main frame carries out time calibration；
End main frame is serviced described in minimum one-level and sends time calibration instruction to belonging its client host, to control
Stating client host carries out time calibration.
Alternatively, the first order service end main frame is time calibration object with clock server, and the time is carried out to itself
Calibration includes：
The first order service end main frame filters the temporal information from each clock server, selection with preset algorithm
The clock server of optimal path is carried out time calibration as time calibration object to itself, the first order service end
Main frame is connected with multiple clock servers.
Alternatively, the first order service end main frame is time calibration object with clock server, and the time is carried out to itself
Calibration includes：
Whether the clock server that the first order service end Host Detection preferentially sets connects normally；
If so, then the first order service end main frame with the preferential clock server for setting be time calibration object,
Time calibration is carried out to itself；
If it is not, then the first order service end main frame filters the time letter from each clock server with preset algorithm
Breath, selects the clock server of optimal path as time calibration object, itself is carried out time calibration, the first order
Service end main frame is connected with multiple clock servers.
Alternatively, also include：The first order service end main frame checks the source clock clothes of received temporal information
Whether business device, and the clock server that temporal information is returned, detect the source clock server and return to clock server
It is to determine the clock server as time calibration object.
Alternatively, the service end main frame is connected in one-to-many form with multiple next stage service end main frames, and minimum one
Level service end main frame is connected in one-to-many form with multiple client hosts.
A kind of virtualized host system, including service end main frame and client host；
The service end main frame includes that at least one-level connected with hierarchy services end main frame；
The first order service end main frame be connected with clock server, for the clock server be time calibration object,
Time calibration is carried out to itself；
The service end main frame is used for after time calibration is carried out, and refers to its next stage service end main frame transmission time calibration
Order, time calibration is carried out to control its next stage to service end main frame；
Minimum one-level service end main frame is used to send time calibration instruction to belonging its client host, to control
Making the client host carries out time calibration.
Alternatively, the first order services end main frame is used to the clock server be time calibration object, to itself
Carrying out time calibration includes：
The first order service end main frame with preset algorithm specifically for filtering the time from each clock server
Information, selects the clock server of optimal path as time calibration object, itself is carried out time calibration, described first
Level service end main frame is connected with multiple clock servers.
Alternatively, the first order services end main frame is used to the clock server be time calibration object, to itself
Carrying out time calibration includes：
Whether the clock server that the first order service end Host Detection preferentially sets connects normally；
If so, then the first order service end main frame with the preferential clock server for setting be time calibration object,
Time calibration is carried out to itself；
If it is not, then the first order service end main frame filters the time letter from each clock server with preset algorithm
Breath, selects the clock server of optimal path as time calibration object, itself is carried out time calibration, the first order
Service end main frame is connected with multiple clock servers.
Alternatively, the first order service end main frame is additionally operable to, and checks the source clock clothes of received temporal information
Whether business device, and the clock server that temporal information is returned, detect the source clock server and return to clock server
It is to determine the clock server as time calibration object.
Alternatively, the service end main frame is connected in one-to-many form with multiple next stage service end main frames, and minimum one
Level service end main frame is connected in one-to-many form with multiple client hosts.
As shown from the above technical solution, virtualized host time management method provided by the present invention and virtualized host system
System, first order service end main frame is time calibration object with clock server, itself is carried out time calibration, each level service end
Main frame sends time calibration instruction to next stage service end main frame successively, to control each level service end main frame to carry out the time successively
Calibration, minimum one-level service end main frame sends time calibration instruction to belonging its client host, to control client master
Machine carries out time calibration.
It can be seen that, virtualized host time management method of the present invention is time calibration basic point with clock server, with level frame
The management method of structure carries out time calibration to each level main frame, realizes the coordinated management of virtualized host time, can realize
The synchronization and unification of time between each virtualized host.
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
The accompanying drawing to be used needed for having technology description is 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 flow chart of virtualized host time management method provided in an embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of virtualized host system provided in an embodiment of the present invention；
Fig. 3 is a kind of connection diagram for servicing end main frame and clock server provided in an embodiment of the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with of the invention real
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described implementation
Example is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, should all belong to protection of the present invention
Scope.
Refer to Fig. 1, a kind of virtualized host time management method provided in an embodiment of the present invention, including step：
S100：First order service end main frame is time calibration object with clock server, and time calibration is carried out to itself.
In the present embodiment virtualization system, including at least one-level service end main frame, and with minimum one-level service end master
The client host of machine connection.Wherein, first order service end main frame is connected with clock server, and the clock server is outside
Server.
In system initial state or in system dynamic operation, after the clock server renewal time, first order service end
Main frame is time calibration object with clock server, calibrates the time of itself, carries out time renewal.
S101：Each level service end main frame sends time calibration instruction to next stage service end main frame successively, to control successively
Making service end main frame described in each level carries out time calibration.
In the present embodiment virtualization system, each virtualized host forms multi-level architecture, at different levels as the main frame of service end
Service end main frame sends time calibration instruction to next stage service end main frame successively, i.e. first order service end main frame takes according to clock
After business device prover time, time calibration instruction is sent to its next stage service end main frame, next stage is serviced end main frame according to finger
Prover time is made, after the completion of renewal, next stage service end main frame sends time calibration to its next stage service end main frame again
Instruction, to control its next stage to service end main frame prover time, so each level service end main frame updates the time successively.
S102：End main frame is serviced described in minimum one-level and sends time calibration instruction to belonging its client host, with
Controlling the client host carries out time calibration.
Minimum one-level service end main frame sends time calibration instruction to the client host being connected with it, controls to client
Main frame updates the time.
As can be seen that the present embodiment virtualized host time management method, first order service end main frame is with clock server
It is time calibration object, itself is carried out time calibration, each level service end main frame sends to next stage service end main frame successively
Time calibration instructs, and to control each level service end main frame to carry out time calibration successively, minimum one-level services end main frame to affiliated
Time calibration instruction is sent in its client host, to control client host to carry out time calibration.
The present embodiment virtualized host time management method, is time calibration basic point with clock server, with hierarchy
Management method time calibration is carried out to each level main frame, realize the coordinated management of virtualized host time, can realize each
The synchronization and unification of time between virtualized host.
The present embodiment virtualized host time management method is elaborated below.The present embodiment virtualized host time
Management method, including step：
S100：First order service end main frame is time calibration object with clock server, and time calibration is carried out to itself.
In the present embodiment virtualization system, each virtualized host forms multi-level architecture, including at least one-level service end
Main frame, and the client host being connected with minimum one-level service end main frame.
In the case of including one-level service end main frame, Fig. 2 is referred to, service end main frame 11 connects with clock server 10
Connect, client host 12 is connected with service end main frame 11, specific service end main frame 11 is with one-to-many form and multiple clients
End main frame 12 is connected.One of service end main frame 11 may correspond to the LAN in virtualization system.
In the case of including multiple-stage and split end main frame, service end main frames 11 at different levels form hierarchy, specifically, at different levels
Service end main frame 11 is connected in one-to-many form with multiple next stage service end main frames 11, the first order service end main frame and clock
Server 10 is connected, and minimum one-level service end main frame 11 is connected with client host 12, can be connected in one-to-many form.
In this case, the virtualization system being made up of multi-layer LAN is can be applied to, one-level is corresponded to per one-level service end main frame
LAN.
In system initial state or in system dynamic operation, after the renewal time of clock server 10, first order service
End main frame, for time calibration object, is carried out time calibration with clock server 10, updates the time.
Specifically, in a kind of specific embodiment, referring to Fig. 3, the first order is serviced described in end main frame 11 and multiple
Clock server 10 is connected；The first order service end main frame with clock server be time calibration object, when being carried out to itself
Between calibrate and include：The first order service end main frame 11 filters the time from each clock server 10 and believes with preset algorithm
Breath, selects the clock server 10 of optimal path as time calibration object, and time calibration is carried out to itself.
The first order services end main frame 11 and is connected with multiple clock servers 10, using the filtering of statistical algorithm from difference
The clock server of the temporal information of clock server, selection optimal path and best source, during with its temporal information to main frame
Between calibrated, the clock server of optimal path points to the minimum external clock of route that first order server host passes through
Source.This dynamic optimal system of selection, make service end main frame long-time cannot be connected with a certain clock server in the case of,
Time synchronized service still can be carried out effectively.
Preferably, in another specific embodiment, the first order services end main frame 11 with multiple clock servers 10
Connection.The first order service end main frame is time calibration object with clock server, is specifically wrapped to itself carrying out time calibration
Include：
The first order service end main frame 11 detects whether the clock server of preferential setting connects normally；
If so, then the first order service end main frame 11 with the preferential clock server for setting be time calibration pair
As carrying out time calibration to itself；
If it is not, then first order service end main frame 11 with preset algorithm filter from each clock server 10 when
Between information, select optimal path the clock server as time calibration object, time calibration is carried out to itself.
In this specific embodiment, the first order services end main frame 11 and is connected with multiple clock servers 10, and preferentially sets
Priority a certain clock server high is the time calibration object of the service end main frame.The first order services end main frame 11 in calibration
During its temporal, if the priority of setting clock server high is connected normally with first order service end main frame, with described excellent
The clock server for first setting is time calibration object, carries out time calibration；If detecting the clock service of the preferential setting
Device is connected disconnection with first order service end main frame, then the first order service end main frame 11 receives connected each clock service
The temporal information that device sends, and the temporal information from each clock server, selection optimal path and most are filtered with preset algorithm
The clock server in good source carries out time calibration as time calibration object to itself.The clock server of optimal path refers to
The minimum clock server of the router that passes through to first order server host.
Preferably, in above-mentioned each specific embodiment, in first order service end main frame 11 carries out the method for time renewal,
Also include：The first order service end main frame 11 checks the source clock server of received temporal information, and time
The clock server that information is returned, detects the source clock server and returns to whether clock server is to determine as the time
The clock server of calibration object.
This method employs recognition mechanism, and whether the temporal information that inspection sends is truly from identified clock clothes
Business device simultaneously checks the return path of information, to provide to jamproof protection mechanism, prevents the malicious sabotage to clock server,
Raising carries out the accuracy of time calibration to system.
S101：Each level service end main frame sends time calibration instruction to next stage service end main frame successively, to control successively
Making service end main frame described in each level carries out time calibration.
After the first order service renewal time of end main frame 11, each level service end main frame carries out time calibration successively.Specifically,
After the first order services end main frame according to clock server prover time, refer to its next stage service end main frame transmission time calibration
Order, make next stage service end main frame according to instruction prover time, after the completion of the renewal time, the next stage service end main frame again to
Its next stage service end main frame sends time calibration instruction, to control its next stage to service end main frame prover time, so each layer
Level service end main frame updates the time successively.
S102：End main frame is serviced described in minimum one-level and sends time calibration instruction to belonging its client host, with
Controlling the client host carries out time calibration.
Minimum one-level service end main frame sends time calibration instruction to the client host being connected with it, controls to client
Main frame updates the time.
The present embodiment virtualized host time management method, is time calibration basic point with clock server, with hierarchy
Management method time calibration is carried out to each level main frame, realize the coordinated management of virtualized host time, can realize each
The synchronization and unification of time between virtualized host.
Accordingly, the embodiment of the present invention also provides a kind of virtualized host system, including service end main frame and client master
Machine；
The service end main frame includes that at least one-level connected with hierarchy services end main frame；
The first order service end main frame be connected with clock server, for the clock server be time calibration object,
Time calibration is carried out to itself；
The service end main frame is used for after time calibration is carried out, and refers to its next stage service end main frame transmission time calibration
Order；
Minimum one-level service end main frame is used to send time calibration instruction to belonging its client host, to control
Making the client host carries out time calibration.
As can be seen that the present embodiment virtualized host system, the first order service end main frame with clock server be time school
Quasi- object, time calibration is carried out to itself；Service end main frames at different levels service end main frame after time calibration is carried out to its next stage
Time calibration instruction is sent, time calibration is carried out to control its next stage to service end main frame；Minimum one-level services end main frame to institute
Belong to its client host and send time calibration instruction, to control the client host to carry out time calibration.
The present embodiment virtualized host system, is time calibration basic point with clock server, with the manager of hierarchy
Method carries out time calibration to each level main frame, realizes the coordinated management of virtualized host time, can realize each virtualization master
The synchronization and unification of time between machine.
In the present embodiment virtualization system, each virtualized host forms multi-level architecture, including at least one-level service end
Main frame, and the client host being connected with minimum one-level service end main frame.
In the case of including one-level service end main frame, Fig. 2 is referred to, service end main frame 11 connects with clock server 10
Connect, client host 12 is connected with service end main frame 11, specific service end main frame 11 is with one-to-many form and multiple clients
End main frame 12 is connected.One of service end main frame 11 may correspond to the LAN in virtualization system.
In the case of including multiple-stage and split end main frame, service end main frames 11 at different levels form hierarchy, specifically, at different levels
Service end main frame 11 is connected in one-to-many form with multiple next stage service end main frames 11, the first order service end main frame and clock
Server 10 is connected, and minimum one-level service end main frame 11 is connected with client host 12, can be connected in one-to-many form.
In this case, the virtualization system being made up of multi-layer LAN is can be applied to, one-level is corresponded to per one-level service end main frame
LAN.
The present embodiment virtualized host system, in system initial state or in system dynamic operation, clock server
After 10 renewal times, the first order services end main frame with clock server 10 for time calibration object, time calibration is carried out, during renewal
Between.
Specifically, in a kind of specific embodiment, referring to Fig. 3, the first order is serviced described in end main frame 11 and multiple
Clock server 10 is connected；The first order service end main frame 11 from each clock with preset algorithm filtering specifically for being taken
The temporal information of business device 10, selects the clock server 10 of optimal path as time calibration object, when being carried out to itself
Between calibrate.
The first order services end main frame 11 and is connected with multiple clock servers 10, using the filtering of statistical algorithm from difference
The clock server of the temporal information of clock server, selection optimal path and best source, during with its temporal information to main frame
Between calibrated, this dynamic optimal system of selection, make service end main frame long-time cannot be connected with a certain clock server
In the case of, time synchronized service still can be carried out effectively.
Preferably, in another specific embodiment, the first order services end main frame 11 with multiple clock servers 10
Connection.First order service end main frame 11 specifically for：
The first order service end main frame 11 detects whether the clock server of preferential setting connects normally；
If so, then the first order service end main frame 11 with the preferential clock server for setting be time calibration pair
As carrying out time calibration to itself；
If it is not, then first order service end main frame 11 with preset algorithm filter from each clock server 10 when
Between information, select optimal path the clock server as time calibration object, time calibration is carried out to itself.
In this specific embodiment, the first order services end main frame 11 and is connected with multiple clock servers 10, and preferentially sets
Priority a certain clock server high is the time calibration object of the service end main frame.The first order services end main frame 11 in calibration
During its temporal, if the priority of setting clock server high is connected normally with first order service end main frame, with described excellent
The clock server for first setting is time calibration object, carries out time calibration；If detecting the clock service of the preferential setting
Device is connected disconnection with first order service end main frame, then the first order service end main frame 11 receives connected each clock service
The temporal information that device sends, and the temporal information from each clock server, selection optimal path and most are filtered with preset algorithm
The clock server in good source carries out time calibration as time calibration object to itself.
Preferably, in above-mentioned each specific embodiment, first order service end main frame 11 is additionally operable to：When checking received
Between information source clock server, and temporal information return clock server, detect it is described source clock server and
Whether return clock server is to determine the clock server as time calibration object.
This method employs recognition mechanism, and whether the temporal information that inspection sends is truly from identified clock clothes
Business device simultaneously checks the return path of information, to provide to jamproof protection mechanism, prevents the malicious sabotage to clock server,
Raising carries out the accuracy of time calibration to system.
After the first order service end main frame renewal time, each level service end main frame carries out time calibration successively.Specially
After the first order services end main frame according to clock server prover time, refer to its next stage service end main frame transmission time calibration
Order, make next stage service end main frame according to instruction prover time, after the completion of the renewal time, the next stage service end main frame again to
Its next stage service end main frame sends time calibration instruction, to control its next stage to service end main frame prover time, so each layer
Level service end main frame updates the time successively.Minimum one-level service end main frame sends time calibration to the client host being connected with it
Instruction, control updates the time to client host.
A kind of virtualized host time management method provided by the present invention and virtualized host system are carried out above
It is discussed in detail.Specific case used herein is set forth to principle of the invention and implementation method, above example
Illustrate that being only intended to help understands the method for the present invention and its core concept.It should be pointed out that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these change
Enter and modify to also fall into the protection domain of the claims in the present invention.
Claims (10)
1. a kind of virtualized host time management method, it is characterised in that including：
First order service end main frame is time calibration object with clock server, and time calibration is carried out to itself；
Each level service end main frame sends time calibration instruction to next stage service end main frame successively, to control each level institute successively
Stating service end main frame carries out time calibration；
End main frame is serviced described in minimum one-level and sends time calibration instruction to belonging its client host, to control the visitor
Family end main frame carries out time calibration.
2. virtualized host time management method according to claim 1, it is characterised in that the first order service end master
Machine is time calibration object with clock server, is included to itself carrying out time calibration：
The first order service end main frame filters the temporal information from each clock server with preset algorithm, and selection is optimal
The clock server in path is carried out time calibration as time calibration object to itself, and the first order services end main frame
It is connected with multiple clock servers.
3. virtualized host time management method according to claim 1, it is characterised in that the first order service end master
Machine is time calibration object with clock server, is included to itself carrying out time calibration：
Whether the clock server that the first order service end Host Detection preferentially sets connects normally；
If so, then the first order service end main frame with the preferential clock server for setting be time calibration object, to oneself
Body carries out time calibration；
If it is not, then the first order service end main frame filters the temporal information from each clock server with preset algorithm,
Select the clock server of optimal path as time calibration object, itself is carried out time calibration, the first order clothes
Business end main frame is connected with multiple clock servers.
4. the virtualized host time management method according to Claims 2 or 3, it is characterised in that also include：Described first
Level service end main frame checks the source clock server of received temporal information, and the clock service that temporal information is returned
Device, detects whether the source clock server and return clock server are to determine the clock service as time calibration object
Device.
5. virtualized host time management method according to claim 1, it is characterised in that the service end main frame is with
Many forms are connected with multiple next stage service end main frames, minimum one-level service end main frame is with one-to-many form and multiple institutes
State client host connection.
6. a kind of virtualized host system, it is characterised in that including service end main frame and client host；
The service end main frame includes that at least one-level connected with hierarchy services end main frame；
The first order service end main frame be connected with clock server, for the clock server be time calibration object, to oneself
Body carries out time calibration；
The service end main frame is used for after time calibration is carried out, and time calibration instruction is sent to its next stage service end main frame,
Time calibration is carried out to control its next stage to service end main frame；
Minimum one-level service end main frame is used to send time calibration instruction to belonging its client host, to control
Stating client host carries out time calibration.
7. virtualized host system according to claim 6, it is characterised in that the first order service end main frame be used for
The clock server is time calibration object, is included to itself carrying out time calibration：
The first order services end main frame specifically for filtering the temporal information from each clock server with preset algorithm,
Select the clock server of optimal path as time calibration object, itself is carried out time calibration, the first order clothes
Business end main frame is connected with multiple clock servers.
8. virtualized host system according to claim 6, it is characterised in that the first order service end main frame be used for
The clock server is time calibration object, is included to itself carrying out time calibration：
Whether the clock server that the first order service end Host Detection preferentially sets connects normally；
If so, then the first order service end main frame with the preferential clock server for setting be time calibration object, to oneself
Body carries out time calibration；
If it is not, then the first order service end main frame filters the temporal information from each clock server with preset algorithm,
Select the clock server of optimal path as time calibration object, itself is carried out time calibration, the first order clothes
Business end main frame is connected with multiple clock servers.
9. the virtualized host system according to claim 7 or 8, it is characterised in that the first order service end main frame is also
For checking the source clock server of received temporal information, and the clock server that temporal information is returned, detection
Whether the source clock server and return clock server are to determine the clock server as time calibration object.
10. virtualized host system according to claim 6, it is characterised in that the service end main frame is with one-to-many
Form is connected with multiple next stage service end main frames, and minimum one-level services end main frame with one-to-many form and multiple clients
End main frame is connected.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107241365A (en) * | 2017-08-14 | 2017-10-10 | 中国电子科技集团公司第二十八研究所 | A kind of cloud platform method for synchronizing time |
| CN109634353A (en) * | 2018-12-03 | 2019-04-16 | 郑州云海信息技术有限公司 | Server host cascades BOX topological structure clock synchronizing method, device, terminal and storage medium |
| CN111314008A (en) * | 2020-02-11 | 2020-06-19 | 中国银联股份有限公司 | Clock synchronization method and system |
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