CN105893120B - A kind of acquisition methods and device of thread synchronization resource - Google Patents
A kind of acquisition methods and device of thread synchronization resource Download PDFInfo
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- CN105893120B CN105893120B CN201610249861.2A CN201610249861A CN105893120B CN 105893120 B CN105893120 B CN 105893120B CN 201610249861 A CN201610249861 A CN 201610249861A CN 105893120 B CN105893120 B CN 105893120B
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/468—Specific access rights for resources, e.g. using capability register
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3442—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment for planning or managing the needed capacity
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- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
- G06F9/4881—Scheduling strategies for dispatcher, e.g. round robin, multi-level priority queues
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- G06F9/46—Multiprogramming arrangements
- G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
- G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
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- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
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Abstract
The present invention provides the acquisition methods and device of a kind of thread synchronization resource, it is able to satisfy the requirement for being similar to the resource transfer of the thread with priority, the problem of causing thread not execute in time because can not resource be got in time is avoided, reduces the operation risk of whole system to a certain extent；Meanwhile the distribution condition of current all resources is recorded and monitored, whether data foundation is rationally provided for later analysis program threads Resource Design.The acquisition methods of thread synchronization resource of the invention include: the parameter for the acquisition resource that receiving thread is sent；The weighted value of the thread is determined according to the weight parameter；Determine whether the resource is lock state according to the resource parameters, under the premise of determining the resource is lock state, it is blocked state by the status modifier of the thread, then the thread is put into the waiting list of the resource, in the case where the resource is unlocked, which is supplied to the maximum thread of weighted value in the waiting list.
Description
Technical field
The present invention relates to computer and its software technology field, in particular to a kind of acquisition methods of thread synchronization resource and
Device.
Background technique
In java program, what it is based on multithreading is concurrently very common.In order to prevent because multithreading is to same resource (data pair
As) access and cause data corruption, so having the application of synchronization (lock), to guarantee that each resource can only at some moment
By a thread accesses, while other threads can only block；After the completion of waiting other threads, obstruction thread is waken up.
Since the obstruction of thread and wake-up are all random, and for the thread high for priority, if delayed
Resource is obtained, will result in thread can not execute in time, or even can generate biggish risk to whole system.Existing jvm is empty
In quasi- machine the processing mode of resource same for multiple thread dispatchings waits money based on thread generally by the way of justice lock
The length of time in source carrys out wake-up waiting thread；Other processing modes are substantially random wake-up waiting thread.
In conclusion the processing mode of prior art resource same for multiple thread dispatchings use random or based on etc.
The thread that obstruction is waken up to the length of time can not expire for being similar to the requirement of resource transfer of the thread with priority
Enough, the problem of not only thread being caused not execute in time because of can not resource be got in time in this way, or even also can be to whole
A system operation generates biggish risk；Meanwhile the prior art is not recorded and is supervised to the distribution condition of current all resources
Control, but also whether later analysis program threads Resource Design has rationally lacked foundation.
Summary of the invention
In view of this, the present invention provides the acquisition methods and device of a kind of thread synchronization resource, it can satisfy and be similar to tool
There is the requirement of the resource transfer of the thread of priority, avoids and cause thread not hold in time because can not resource be got in time
Capable problem reduces the operation risk of whole system to a certain extent；Meanwhile to the distribution condition of current all resources
It is recorded and has been monitored, whether data foundation is rationally provided for later analysis program threads Resource Design.
To achieve the above object, according to an aspect of the invention, there is provided a kind of acquisition methods of thread synchronization resource.
The acquisition methods of thread synchronization resource of the invention, comprising: the parameter for the acquisition resource that receiving thread is sent；It is described
The parameter for obtaining resource includes: resource parameters and weight parameter；The weighted value of the thread is determined according to the weight parameter；Root
Determine whether the resource is lock state according to the resource parameters, it, will be described under the premise of determining the resource is lock state
The status modifier of thread is blocked state, and then the thread is put into the waiting list of the resource, is unlocked in the resource
In the case of, which is supplied to the maximum thread of weighted value in the waiting list.
Optionally, after determining the step of whether resource is lock state according to the resource parameters further include: true
Under the premise of the fixed resource is unlocked state, which is supplied to the thread.
Optionally, the weight parameter includes weighted value, weighting function or sky；When the weight parameter is weighted value,
The step of weighted value that the thread is determined according to the weight parameter includes the weighted value that will receive as the thread
Weighted value；When the weight parameter is weighting function, the weighted value that the thread is determined according to the weight parameter
The step of include: the weighted value that the thread is calculated according to the weighting function；When the weight parameter is empty, the basis
The weight parameter determines that the step of weighted value of the thread includes: the confirmation weight parameter to be empty, then by default
Weighted value of the weighted value as the thread.
Optionally, it is described determine the step of whether resource is lock state according to the resource parameters before, further includes:
The recalls information of the resource is determined whether there is according to the resource parameters, if it is present by the recalls information of the resource
Resource extinction duration revert to initial duration；Otherwise, the recalls information of the resource is established, and the resource that the resource is arranged is withered away
Duration.
Optionally, described to determine that the step of whether resource is lock state includes: according to institute according to the resource parameters
State the resource information that resource parameters search the resource；Whether the resource is determined according to the resource lock marker in the resource information
For lock state.
Optionally, after the step of parameter for the acquisition resource that receiving thread is sent, further includes: recorded in journal file
The timestamp of record, is then stored in database profession by the initial time stamp of the thread application resource, further according to remembering in database
The average waiting duration of the timestamp statistics thread of record and the average execution duration of thread.
Optionally, described that the thread is put into after the step in the waiting list of the resource, further includes: in journal file
The timestamp of record, is then stored in database profession, further according to data by the middle timestamp for recording the thread and entering waiting list
The average waiting duration of the timestamp statistics thread recorded in library and the average execution duration of thread.
Optionally, it before the described the step of resource is supplied to the maximum thread of weighted value in the waiting list, also wraps
Include: record thread waits for timestamp in journal file, is then stored in database profession the timestamp of record, further according to
The average waiting duration of the timestamp statistics thread recorded in database and the average execution duration of thread.
Optionally, it after the described the step of resource is supplied to the maximum thread of weighted value in the waiting list, also wraps
Include: then the timestamp of record is stored in database by timestamp of the record thread after getting resource in journal file
In, the average execution duration of average waiting duration and thread further according to the timestamp statistics thread recorded in database；It is described
Timestamp after getting resource includes: the timestamp that resource is locked timestamp and resource is abandoned locking.
Optionally, the described the step of resource is supplied to the maximum thread of weighted value in the waiting list include: by etc.
Descending arrangement is carried out according to weight to the thread in queue；The resource is supplied to come first thread；And it is described to wait
After the step of carrying out descending arrangement according to weight to the thread in queue, further includes: it is instructed according to the thread scheduling received,
The change of position of the record thread in affiliated waiting list, and the weighted value of the thread after position change is revised as position and is become
Weighted value corresponding to the position after change.
According to another aspect of the present invention, a kind of acquisition device of thread synchronization resource is provided.
The acquisition device of thread synchronization resource of the invention includes: receiving module, the acquisition money sent for receiving thread
The parameter in source；The parameter for obtaining resource includes: resource parameters and weight parameter；Determining module, for according to the weight
Parameter determines the weighted value of the thread；First provides module, for determining whether the resource is lock according to the resource parameters
Determine state, under the premise of determining the resource is lock state, is blocked state by the status modifier of the thread, then should
Thread is put into the waiting list of the resource, and in the case where the resource is unlocked, which is supplied in the waiting list
The maximum thread of weighted value.
Optionally, further include the second offer module, for determine the resource be unlocked state under the premise of, by the money
Source is supplied to the thread.
Optionally, the weight parameter includes weighted value, weighting function or sky；When the weight parameter is weighted value,
The determining module is used for using the weighted value received as the weighted value of the thread；When the weight parameter is weighting function
When, the determining module is used to be calculated the weighted value of the thread according to the weighting function；When the weight parameter is empty,
The determining module is for confirming the weight parameter for sky, then using the weighted value of default as the weighted value of the thread.
It optionally, further include that information checks module, for determining whether there is the tune of the resource according to the resource parameters
With information, if it is present the resource extinction duration in the recalls information of the resource is reverted to initial duration；Otherwise, it establishes
The recalls information of the resource, and the resource extinction duration of the resource is set.
Optionally, the first offer module is also used to search the resource information of the resource according to the resource parameters, then
Determine whether the resource is lock state according to the resource lock marker in the resource information.
It optionally, further include the first logging modle, when for recording the starting of the thread application resource in journal file
Between stab, then the timestamp of record is stored in database profession, further according to the flat of the timestamp statistics thread recorded in database
The average execution duration of equal waiting time and thread.
Optionally, further include the second logging modle, for recorded in journal file the thread enter waiting list when
Between stab, then the timestamp of record is stored in database profession, further according to the flat of the timestamp statistics thread recorded in database
The average execution duration of equal waiting time and thread.
Optionally, further include third logging modle, in journal file record thread wait for timestamp, then
The timestamp of record is stored in database profession, further according to the average waiting duration of the timestamp statistics thread recorded in database
With the average execution duration of thread.
Optionally, further include the 4th logging modle, in journal file record thread get after resource when
Between stab, then the timestamp of record is stored in database profession, further according to the flat of the timestamp statistics thread recorded in database
The average execution duration of equal waiting time and thread；The timestamp got after resource includes: that resource is locked timestamp
The timestamp of locking is abandoned with resource.
Optionally, the first offer module is also used to the thread in waiting list carrying out descending arrangement according to weight,
The resource is supplied to again come first thread；And described device further includes thread scheduling module, is received for basis
Thread scheduling instruction, the change of position of the record thread in affiliated waiting list, and by the power of the thread after position change
Weight values are revised as weighted value corresponding to the position after change in location.
According to a further aspect of the invention, a kind of acquisition device of thread synchronization resource is provided.
The acquisition device of thread synchronization resource of the invention, comprising: memory and processor；Wherein, the memory is deposited
Storage instruction；The processor executes described instruction, is used for: the parameter for the acquisition resource that receiving thread is sent；The acquisition resource
Parameter include: resource parameters and weight parameter；The weighted value of the thread is determined according to the weight parameter；According to the money
Source parameter determines whether the resource is lock state, under the premise of determining the resource is lock state, by the shape of the thread
State is revised as blocked state, and then the thread is put into the waiting list of the resource, will in the case where the resource is unlocked
The resource is supplied to the maximum thread of weighted value in the waiting list.
According to the technique and scheme of the present invention, the thread of waiting is waken up by being then based on the weighted value of thread, because
This can satisfy the requirement for being similar to the resource transfer of the thread with priority, avoid due to can not get resource in time
The problem of causing thread not execute in time reduces the operation risk of whole system to a certain extent；Meanwhile in thread etc.
To in calling process, the distribution condition of current all resources be recorded and monitored, thus for later analysis journey
Whether the design of sequence thread resources rationally provides data foundation；And the technical solution can also be to the thread etc. in waiting list
To sequentially be changed, thus, the flexibility of scheduling of resource is also improved to a certain extent.
Detailed description of the invention
Attached drawing for a better understanding of the present invention, does not constitute an undue limitation on the present invention.Wherein:
Fig. 1 is a kind of schematic diagram of the acquisition device of thread synchronization resource according to an embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of the acquisition methods of thread synchronization resource according to an embodiment of the present invention；
Fig. 3 is the schematic diagram of the acquisition methods of another thread synchronization resource according to an embodiment of the present invention.
Specific embodiment
Below in conjunction with attached drawing, an exemplary embodiment of the present invention will be described, including the various of the embodiment of the present invention
Details should think them only exemplary to help understanding.Therefore, those of ordinary skill in the art should recognize
It arrives, it can be with various changes and modifications are made to the embodiments described herein, without departing from scope and spirit of the present invention.Together
Sample, for clarity and conciseness, descriptions of well-known functions and structures are omitted from the following description.
Fig. 1 is a kind of schematic diagram of the acquisition device of thread synchronization resource according to an embodiment of the present invention.The present invention is implemented
The acquisition device 10 of the thread synchronization resource of example specifically includes that receiving module 11, determining module 12 and the first offer module
13；The parameter for the acquisition resource that receiving module 11 is sent for receiving thread；The parameter for obtaining resource includes: resource parameters
And weight parameter；Determining module 12 is used to determine the weighted value of the thread according to the weight parameter；First provides module 13
For determining whether the resource is lock state according to the resource parameters, under the premise of determining the resource is lock state,
It is blocked state by the status modifier of the thread, then the thread is put into the waiting list of the resource, in the resource quilt
In the case where unlock, which is supplied to the maximum thread of weighted value in the waiting list.
The acquisition device 10 of the thread synchronization resource of the embodiment of the present invention may also include the second offer module, in determination
Under the premise of the resource is unlocked state, which is supplied to the thread.
The weight parameter being previously mentioned in the embodiment of the present invention can be weighted value, weighting function or sky；
When the weight parameter is weighted value, determining module 12 is used for using the weighted value received as the power of the thread
Weight values；
When the weight parameter is weighting function, determining module 12 is used to that the thread to be calculated according to the weighting function
Weighted value；
When the weight parameter is empty, determining module 12 is for confirming the weight parameter for sky, then by default
Weighted value of the weighted value as the thread.
The acquisition device 10 of the thread synchronization resource of the embodiment of the present invention may also include information and check that module (is not shown in figure
Out), for determining whether there is the recalls information of the resource according to the resource parameters, if it is present by the tune of the resource
Initial duration is reverted to the resource extinction duration in information；Otherwise, the recalls information of the resource is established, and the resource is set
Resource extinction duration.
First offer module 13 of the acquisition device 10 of the thread synchronization resource of the embodiment of the present invention can also be used according to institute
The resource information that resource parameters search the resource is stated, determines that the resource is further according to the resource lock marker in the resource information
No is lock state.
The acquisition device 10 of the thread synchronization resource of the embodiment of the present invention may also include the first logging modle and (not show in figure
Out), for recording the initial time stamp of the thread application resource in journal file, the timestamp of record is then stored in number
According to the average execution duration for the average waiting duration and thread in library, counting thread further according to the timestamp recorded in database.
The acquisition device 10 of the thread synchronization resource of the embodiment of the present invention may also include the second logging modle and (not show in figure
Out), the timestamp of waiting list is entered for recording the thread in journal file, the timestamp of record is then stored in number
According to the average execution duration for the average waiting duration and thread in library, counting thread further according to the timestamp recorded in database.
The acquisition device 10 of the thread synchronization resource of the embodiment of the present invention may also include third logging modle and (not show in figure
Out), in journal file record thread wait for timestamp, then the timestamp of record is stored in database profession,
The average execution duration of average waiting duration and thread further according to the timestamp statistics thread recorded in database.
The acquisition device 10 of the thread synchronization resource of the embodiment of the present invention may also include the 4th logging modle and (not show in figure
Out), for timestamp of the record thread after getting resource in journal file, the timestamp of record is then stored in number
According to the average execution duration for the average waiting duration and thread in library, counting thread further according to the timestamp recorded in database；
The timestamp got after resource includes: the timestamp that resource is locked timestamp and resource is abandoned locking.
First offer module 13 of the acquisition device 10 of the thread synchronization resource of the embodiment of the present invention can also be used to wait
Thread in queue carries out descending arrangement according to weight, then the resource is supplied to come first thread；
And described device may also include thread scheduling module (not shown), for according to the thread scheduling received
Instruction, the change of position of the record thread in affiliated waiting list, and the weighted value of the thread after position change is revised as
Weighted value corresponding to the position after change in location.
Fig. 2 is a kind of schematic diagram of the acquisition methods of thread synchronization resource according to an embodiment of the present invention.As shown in Fig. 2,
The executing subject of the acquisition methods of the thread synchronization resource of the embodiment of the present invention is obtaining for the thread synchronization resource being previously mentioned in Fig. 1
Device 10 is taken, this method mainly includes the following steps S20 to S24.
Step S20: the parameter for the acquisition resource that receiving thread is sent.The parameter packet for the acquisition resource being previously mentioned in the step
It includes: resource parameters and weight parameter；When thread needs to call resource, need the resource parameters for the resource called and the line
The weight parameter of journey is sent to the acquisition device 10 of thread synchronization resource；Meanwhile the acquisition device 10 of thread synchronization resource is in day
The initial time stamp of the thread application resource is recorded in will file.
Step S21: the weighted value of the thread is determined according to the weight parameter.In this step, thread synchronization resource
Acquisition device 10 receive thread transmission resource parameters and weight parameter after, which is determined according to weight parameter therein
The weighted value of journey；Weight parameter can be weighted value, weighting function or sky；When weight parameter is weighted value (for example, receiving
Weighted value be 8, it is assumed that the value range of weighted value is [1,10]), then, the acquisition device 10 of thread synchronization resource will receive
Weighted value of the weighted value 8 arrived as the thread；When weight parameter is weighting function, the acquisition device 10 of thread synchronization resource
Corresponding weighted value is calculated according to the weighting function received, and using the weighted value being calculated as the weight of the thread
Value；When weight parameter is empty, the acquisition device 10 of thread synchronization resource first confirms that received weight parameter is sky, so
Afterwards using the weighted value of default as the weighted value of the thread.
Step S22: determining whether the resource is lock state according to the resource parameters, if the resource is locking shape
State thens follow the steps S23；Otherwise, step S24 is executed.It is same due to often will appear in the process of thread dispatching resource
A resource is needed by the situation of multiple thread dispatchings, therefore in order to guarantee that each resource can only be by a thread at some moment
Access, needs to lock resource when resource is by thread dispatching；In step S22, the acquisition device of thread synchronization resource
10 based on the received resource parameters search the resource information of the resource, and identified according to the resource lock in the resource information
Position determines whether the resource is lock state.
Step S23: it is blocked state by the status modifier of the thread, then which is put into the waiting team of the resource
In column, in the case where the resource is unlocked, which is supplied to the maximum thread of weighted value in the waiting list.In the step
In rapid, the thread in the resource waiting list is carried out descending according to the size of weighted value by the acquisition device 10 of thread synchronization resource
Arrangement, and record in journal file the timestamp that the thread enters waiting list；In the case where the resource is unlocked,
Weighted value is recorded in journal file come first thread wait for timestamp；The resource is finally supplied to the waiting team
Weighted value comes first thread in column, and timestamp of the record thread after getting resource in journal file, wherein line
Timestamp of the journey after getting resource includes: the timestamp that resource is locked timestamp and resource is abandoned locking；Thread is same
Timestamp recorded in journal file can be periodically stored in database profession by the acquisition device 10 for walking resource, further according to database
The average waiting duration of the timestamp statistics thread of middle record and the average execution duration of thread, for monitoring and recording resource
Distribution and calling situation, and data foundation is provided when whether later analysis program threads Resource Design is reasonable.
Step S24: the resource is supplied directly to the thread.
It is therefore, right in order to clear up the resource data in memory in the technical solution of the embodiment of the present invention
The corresponding resource extinction duration of resource settings in memory, can be under the premise of resource be called for a long time, timing
Memory is cleared up, memory headroom is saved；Resource parameters determine whether the acquisition device 10 of thread synchronization resource based on the received
There are the recalls informations of the resource, if it is present the resource extinction duration in the recalls information of the resource is reverted to initially
Duration；Otherwise, the recalls information of the resource is established, and the resource extinction duration of the resource is set.The acquisition of thread synchronization resource
Device 10 is not called in resource and resource extinction time it is a length of 0 when, which is purged.
In the technical solution of the embodiment of the present invention, the acquisition device 10 of thread synchronization resource can be according to the thread tune received
Degree instruction, the change of position of the record thread in affiliated waiting list, and the weighted value of the thread after position change is modified
For weighted value corresponding to the position after change in location.The acquisition device 10 of thread synchronization resource can carry a terminal interface,
For showing currently called resource, the waiting thread in the corresponding waiting list of resource and remembered according in database
The average waiting duration for the thread that the timestamp of record counts is peaceful to be performed both by the information such as duration, and user can pass through operation
The waiting sequence of thread in resource waiting list is changed by terminal interface by way of dragging, to generate corresponding
Thread scheduling instruction, and instruct according to the thread scheduling change of position of the record thread in affiliated waiting list, and by position
The weighted value for setting the thread after changing is revised as weighted value corresponding to the position after change in location.Such as: resource etc.
To which there are three the threads waited, i.e. 3 (weighted value of thread 1 (weighted value 9), thread 2 (weighted value 8) and thread in queue
For 7)；If the needs of thread 2 first carry out at this time, it is possible to which thread 2 is placed into the position of thread 1, thread by the mode pulled
The change of 10 record thread of acquisition device, 2 position of isochronous resources, and should be for originally in the position by the weighted value of thread 2
Thread 1 weighted value, and by the weighted value of thread 1 should for it is original in second thread 2 weighted value.
Fig. 3 is the schematic diagram of the acquisition methods of another thread synchronization resource according to an embodiment of the present invention.Such as Fig. 3 institute
Show, the acquisition device 30 of thread synchronization resource of the invention mainly includes memory 31 and processor 32；Wherein, the memory
31 store instructions；The processor 32 executes described instruction, the parameter for the acquisition resource that receiving thread is sent；The acquisition
The parameter of resource includes: resource parameters and weight parameter；The weighted value of the thread is determined according to the weight parameter；According to institute
It states resource parameters and determines whether the resource is lock state, under the premise of determining the resource is lock state, by the thread
Status modifier be blocked state, then the thread is put into the waiting list of the resource, the case where the resource is unlocked
Under, which is supplied to the maximum thread of weighted value in the waiting list.
Technical solution according to an embodiment of the present invention calls out the thread of waiting by being then based on the weighted value of thread
It wakes up, therefore can satisfy the requirement for being similar to the resource transfer of the thread with priority, avoid because that can not get in time
Resource and the problem of cause thread not execute in time, reduce the operation risk of whole system to a certain extent；Meanwhile
Thread is waited in calling process, and the distribution condition of current all resources is recorded and monitored, thus in the future
Whether analysis program threads Resource Design rationally provides data foundation；And the technical solution can also be in waiting list
Thread waiting sequence is changed, thus, the flexibility of scheduling of resource is also improved to a certain extent.
Above-mentioned specific embodiment, does not constitute a limitation on the scope of protection of the present invention.Those skilled in the art should be bright
It is white, design requirement and other factors are depended on, various modifications, combination, sub-portfolio and substitution can occur.It is any
Made modifications, equivalent substitutions and improvements etc. within the spirit and principles in the present invention, should be included in the scope of the present invention
Within.
Claims (20)
1. a kind of acquisition methods of thread synchronization resource characterized by comprising
The parameter for the acquisition resource that receiving thread is sent；The parameter for obtaining resource includes: resource parameters and weight parameter；
The weighted value of the thread is determined according to the weight parameter；
Determine whether the resource is lock state according to the resource parameters, under the premise of determining the resource is lock state,
It is blocked state by the status modifier of the thread, then the thread is put into the waiting list of the resource, in the resource quilt
In the case where unlock, which is supplied to the maximum thread of weighted value in the waiting list；
The described the step of resource is supplied to the maximum thread of weighted value in the waiting list includes:
Thread in waiting list is subjected to descending arrangement according to weight；
The resource is supplied to come first thread；
And after the step of thread by waiting list carries out descending arrangement according to weight, further includes: according to reception
The thread scheduling instruction arrived, the change of position of the record thread in affiliated waiting list, and by the thread after position change
Weighted value is revised as weighted value corresponding to the position after change in location.
2. the method according to claim 1, wherein determining whether the resource is locking according to the resource parameters
After the step of state further include: under the premise of determining the resource is unlocked state, which is supplied to the thread.
3. the method according to claim 1, wherein the weight parameter includes weighted value, weighting function or sky；
When the weight parameter is weighted value, the packet the step of weighted value that the thread is determined according to the weight parameter
The weighted value that will be received is included as the weighted value of the thread；
When the weight parameter is weighting function, the step of the weighted value that the thread is determined according to the weight parameter
It include: the weighted value that the thread is calculated according to the weighting function；
When the weight parameter is empty, the step of weighted value that the thread is determined according to the weight parameter, includes:
The weight parameter is confirmed for sky, then using the weighted value of default as the weighted value of the thread.
4. the method according to claim 1, wherein it is described according to the resource parameters determine the resource whether be
Before the step of lock state, further includes: the recalls information of the resource is determined whether there is according to the resource parameters, if deposited
The resource extinction duration in the recalls information of the resource is then being reverted into initial duration；Otherwise, the calling letter of the resource is established
Breath, and the resource extinction duration of the resource is set.
5. the method according to claim 1, wherein it is described according to the resource parameters determine the resource whether be
The step of lock state includes:
The resource information of the resource is searched according to the resource parameters；
Determine whether the resource is lock state according to the resource lock marker in the resource information.
6. the method according to claim 1, wherein receiving thread send acquisition resource parameter the step of it
Afterwards, further includes: then the timestamp of record is stored in by the initial time stamp that the thread application resource is recorded in journal file
In database, further according to recorded in database timestamp statistics thread average waiting duration and thread average execution when
It is long.
7. the method according to claim 1, wherein described be put into the thread in the waiting list of the resource
After step, further includes: the timestamp that the thread enters waiting list is recorded in journal file, then by the timestamp of record
It is stored in database profession, is held further according to the average waiting duration and being averaged for thread of the timestamp statistics thread recorded in database
Row duration.
8. the method according to claim 1, wherein described be supplied to weighted value in the waiting list for the resource
Before the step of maximum thread, further includes: record thread waits for timestamp in journal file, then by record when
Between stab and be stored in database profession, the average waiting duration and thread further according to the timestamp statistics thread recorded in database it is flat
It is performed both by duration.
9. the method according to claim 1, wherein described be supplied to weighted value in the waiting list for the resource
After the step of maximum thread, further includes: then timestamp of the record thread after getting resource in journal file will
The timestamp of record is stored in database profession, further according to recorded in database timestamp statistics thread average waiting duration and
The average execution duration of thread；The timestamp got after resource includes: that resource is locked timestamp and resource is abandoned
The timestamp of locking.
10. a kind of acquisition device of thread synchronization resource characterized by comprising
Receiving module, the parameter for the acquisition resource that receiving thread is sent；The parameter for obtaining resource includes: resource parameters
And weight parameter；
Determining module, for determining the weighted value of the thread according to the weight parameter；
First provides module, for determining whether the resource is lock state according to the resource parameters, is determining that the resource is
Under the premise of lock state, it is blocked state by the status modifier of the thread, then which is put into the waiting of the resource
In queue, in the case where the resource is unlocked, which is supplied to the maximum thread of weighted value in the waiting list；
The first offer module is also used to the thread in waiting list carrying out descending arrangement according to weight, then the resource is mentioned
Supply comes first thread；
And described device further includes thread scheduling module, for according to the thread scheduling instruction received, record thread to be in institute
Belong to the change of the position in waiting list, and the weighted value of the thread after position change is revised as the position institute after change in location
Corresponding weighted value.
11. device according to claim 10, which is characterized in that further include the second offer module, for determining the money
Under the premise of source is unlocked state, which is supplied to the thread.
12. device according to claim 10, which is characterized in that the weight parameter include weighted value, weighting function or
It is empty；
When the weight parameter is weighted value, the determining module is used for using the weighted value received as the weight of the thread
Value；
When the weight parameter is weighting function, the determining module is used to that the thread to be calculated according to the weighting function
Weighted value；
When the weight parameter is empty, the determining module is for confirming the weight parameter for sky, then by the power of default
Weighted value of the weight values as the thread.
13. device according to claim 10, which is characterized in that further include that information checks module, for according to the money
Source parameter determines whether there is the recalls information of the resource, if it is present the resource in the recalls information of the resource is withered away
Duration reverts to initial duration；Otherwise, the recalls information of the resource is established, and the resource extinction duration of the resource is set.
14. device according to claim 10, which is characterized in that the first offer module is also used to according to the resource
Parameter searches the resource information of the resource, determines whether the resource is lock further according to the resource lock marker in the resource information
Determine state.
15. device according to claim 10, which is characterized in that further include the first logging modle, in journal file
The timestamp of record, is then stored in database profession, further according to data by the middle initial time stamp for recording the thread application resource
The average waiting duration of the timestamp statistics thread recorded in library and the average execution duration of thread.
16. device according to claim 10, which is characterized in that further include the second logging modle, in journal file
The timestamp of record, is then stored in database profession, further according to data by the middle timestamp for recording the thread and entering waiting list
The average waiting duration of the timestamp statistics thread recorded in library and the average execution duration of thread.
17. device according to claim 10, which is characterized in that further include third logging modle, in journal file
Middle record thread waits for timestamp, is then stored in database profession the timestamp of record, further according to recording in database
Timestamp statistics thread average waiting duration and thread average execution duration.
18. device according to claim 10, which is characterized in that further include the 4th logging modle, in journal file
The timestamp of record, is then stored in database profession, further according to data by timestamp of the middle record thread after getting resource
The average waiting duration of the timestamp statistics thread recorded in library and the average execution duration of thread；It is described get resource after
Timestamp includes: the timestamp that resource is locked timestamp and resource is abandoned locking.
19. a kind of acquisition device of thread synchronization resource characterized by comprising memory and processor；Wherein, described to deposit
Reservoir store instruction；
The processor executes described instruction, for realizing the method as described in any in claim 1-9.
20. a kind of computer-readable medium, is stored thereon with computer program, which is characterized in that described program is held by processor
The method as described in any in claim 1-9 is realized when row.
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| CN106372179B (en) * | 2016-08-31 | 2020-04-03 | 上海爱数信息技术股份有限公司 | Method and system for detecting document change and synchronization |
| CN106775974B (en) * | 2016-12-07 | 2019-12-10 | 国云科技股份有限公司 | Method for realizing distributed priority queuing lock |
| CN107133092A (en) * | 2017-05-24 | 2017-09-05 | 努比亚技术有限公司 | Multi-thread synchronization processing method, terminal and computer-readable recording medium |
| CN107147922B (en) * | 2017-06-20 | 2019-06-18 | 深圳市茁壮网络股份有限公司 | Frequency point resource allocation methods and frequency point resource management server |
| CN109308220B (en) * | 2017-07-26 | 2021-12-14 | 华为技术有限公司 | Shared resource allocation method and device |
| CN107967150B (en) * | 2017-12-19 | 2021-10-15 | 郑州云海信息技术有限公司 | Method, device, equipment and storage medium for determining thread execution sequence |
| CN110381124B (en) * | 2019-06-28 | 2022-03-25 | 苏州浪潮智能科技有限公司 | Lock resource application method and device |
| CN110611746B (en) * | 2019-09-03 | 2021-06-29 | 深圳市云网万店电子商务有限公司 | Multi-camera synchronization method and distributed system |
| CN110688102B (en) * | 2019-09-29 | 2022-03-22 | 北京浪潮数据技术有限公司 | Method, system, device and storage medium for capturing execution result of asynchronous interface |
| CN110865977A (en) * | 2019-11-05 | 2020-03-06 | 中盈优创资讯科技有限公司 | Method and device for operating HDFS directory by multiple programs |
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