CN106775857A - A kind of component heat of server is deleted, heat increases and hot replacement method and device - Google Patents

A kind of component heat of server is deleted, heat increases and hot replacement method and device Download PDF

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Publication number
CN106775857A
CN106775857A CN201611118435.1A CN201611118435A CN106775857A CN 106775857 A CN106775857 A CN 106775857A CN 201611118435 A CN201611118435 A CN 201611118435A CN 106775857 A CN106775857 A CN 106775857A
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China
Prior art keywords
component
value
server
data processing
configuration file
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CN201611118435.1A
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Chinese (zh)
Inventor
汤津
郭言学
柯程远
林桂清
黄杰豪
宋海川
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201611118435.1A priority Critical patent/CN106775857A/en
Publication of CN106775857A publication Critical patent/CN106775857A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44Arrangements for executing specific programs
    • G06F9/445Program loading or initiating
    • G06F9/44505Configuring for program initiating, e.g. using registry, configuration files
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00Arrangements for software engineering
    • G06F8/60Software deployment
    • G06F8/65Updates

Abstract

Heat deletion, heat the invention discloses a kind of server increase and hot replacement method and device, and the hot delet method includes:Action type in configuration file is revised as to delete;When profile state detection thread detects the configuration file to be changed, the filename and the action type of the component to be deleted are obtained, and the value that the component of data processing threads updates flag is set to the first value;The data processing threads are performed deletes component operation, and the value of the component dirty bit of the data processing threads is configured differently than the second value of the first value.Hereby it is achieved that the heat renewal of continual service device work.

Description

A kind of component heat of server is deleted, heat increases and hot replacement method and device
Technical field
The present invention relates to server component administrative skill field, and in particular to a kind of server heat delete, heat increase and Hot replacement method and device.
Background technology
Central air-conditioner monitoring server is used to be monitored the Central air-conditioning unit for being distributed in various regions, realizes data and adopts The functions such as collection, storage, analysis application.Due to continuing to increase for central air-conditioning demand, monitored unit quantity is also quick therewith Increase.
For each central air-conditioning, server can all build corresponding component to realize communication between the two, including number Issued according to parsing, data display and order.When currently carrying out component renewal in the server, it usually needs:1) in server The middle code for completing parsing data;2) device out of service, starts to compile, debugs;3) it is successfully tested, restarts server.So And device out of service can cause the interruption of monitoring, so as to cause the discontinuous of monitoring data, for analysis operating states of the units, judge Unit fault occurrence reason brings difficulty.
The content of the invention
The technical problem to be solved in the present invention be currently carry out in the server component update when need it is out of service Device, so as to cause monitoring interruption and monitoring data it is discontinuous.
Therefore, a kind of hot delet method of the component of server is the embodiment of the invention provides, including:By in configuration file Action type is revised as deleting, and the filename of component to be deleted is also included in the configuration file;When profile state detection Thread detects the configuration file when changing, and obtains the filename and the action type of the component to be deleted, And the value that the component of data processing threads updates flag is set to the first value;The data processing threads are waited to delete according to Component operation is deleted except the filename of component and the action type are performed, and the component of the data processing threads is changed The value of flag bit is set to second value, and the second value is different from the described first value.
Optionally, before the action type by configuration file is revised as the step of deleting, described to be deleted group Part is stored in component catalog in the form of dynamic link library, and the component catalog is located at the executable catalogue of the server Under;The configuration file is located under the executable catalogue of the server.
Optionally, held according to the filename and the action type of the component to be deleted in the data processing threads Before row is deleted the step of component is operated, also include:The data processing threads read all component in the component catalog And be loaded into the assembly set of the data processing threads;File of the data processing threads according to the component to be deleted Name and the action type are performed deletes component operation, and the value of the component dirty bit of the data processing threads is set Being set to second value includes:The component to be deleted is deleted from the assembly set;By the component of the data processing threads The value of dirty bit is set to second value;The component to be deleted is deleted from the component catalog.
The embodiment of the present invention additionally provides a kind of hot increase method of component of server, including:By the behaviour in configuration file It is revised as increasing as type, the filename of component to be increased is also included in the configuration file;When profile state detection line Journey detects the configuration file when changing, and obtains the filename and the action type of the component to be increased, and The value that the component of the data processing threads updates flag is set to the first value;The data processing threads are treated according to The filename and the action type for increasing component perform increase component operation, and the component of data processing threads is changed into mark The value of will position is set to second value, and the second value is different from the described first value.
Optionally, also included before the action type by configuration file is revised as the step of increasing:Will be described Component to be increased is stored in component catalog in the form of dynamic link library, and the component catalog is located at the executable mesh of the server Under record;The configuration file is located under the executable catalogue of the server.
Optionally, the data processing threads are performed according to the filename of the component to be increased and the action type Increasing component operation, and the value of the component dirty bit of the data processing threads is set into second value includes:Will be described Component to be increased is loaded into the assembly set of the data processing threads;The component modification mark of the data processing threads is set The value of will position is set to second value;The component to be increased is stored in the database of the server.
The embodiment of the present invention additionally provides a kind of hot replacement method of the component of server, including:According to any of the above-described kind of institute The hot delet method of component of the server stated, will be replaced component and is deleted from server;Clothes according to any of the above-described kind It is engaged in the hot increase method of component of device, will replaces during component increases to the server.
The component heat that the embodiment of the present invention additionally provides a kind of server deletes device, including:Configuration file modified module, For being revised as the action type in configuration file to delete, the filename of component to be deleted is also included in the configuration file; Profile state monitoring modular, for detecting that thread monitors the state of the configuration file by profile state, and When detecting the configuration file and changing, the filename and the action type of the component to be deleted are obtained, and The value that the component of data processing threads updates flag is set to the first value;Component removing module, for by the data Treatment thread is performed deletes component operation, and the value of the component dirty bit of the data processing threads is set into second Value, the second value is different from the described first value.
The component heat that the embodiment of the present invention additionally provides a kind of server increases device, including:Configuration file modified module, For being revised as the action type in configuration file to increase, the filename of component to be increased is also included in the configuration file; Profile state monitoring modular, for detecting that thread monitors the state of the configuration file by profile state, and When detecting the configuration file and changing, the filename and the action type of the component to be increased are obtained, and The value that the component of data processing threads updates flag is set to the first value;Component increases module, for by the data Treatment thread is performed increases component operation, and the value of the component dirty bit of the data processing threads is set into second Value, the second value is different from the described first value.
The embodiment of the present invention additionally provides a kind of hot alternative of the component of server, including:The component of above-mentioned server Heat deletes device, is deleted from server for that will be replaced component;The component heat of above-mentioned server increases device, for that will replace In changing component and increasing to the server
The heat of the server of the embodiment of the present invention is deleted, heat increases and hot replacement method and device, only need to design and develop people Member's modification configuration file, profile state detection thread and data treatment thread will be automatically performed renewal process, accomplish clothes Business device is not interrupted, it is ensured that the continuity of work.
Brief description of the drawings
The features and advantages of the present invention can be more clearly understood from by reference to accompanying drawing, accompanying drawing is schematical without that should manage Solution is to carry out any limitation to the present invention, in the accompanying drawings:
Fig. 1 is a kind of flow chart of the hot delet method of component of server of the embodiment of the present invention;
Fig. 2 is the flow chart of the hot delet method of component of another server of the embodiment of the present invention;
Fig. 3 is a kind of flow chart of the hot increase method of component of server of the embodiment of the present invention;
Fig. 4 is the flow chart of the hot increase method of component of another server of the embodiment of the present invention;
Fig. 5 is a kind of flow chart of the hot replacement method of component of server of the embodiment of the present invention;
Fig. 6 is a kind of schematic diagram of the component heat deletion device of server of the embodiment of the present invention;
Fig. 7 is a kind of schematic diagram of the component heat increase device of server of the embodiment of the present invention;
Fig. 8 is a kind of schematic diagram of the hot alternative of component of server of the embodiment of the present invention.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those skilled in the art are not having There is the every other embodiment made and being obtained under the premise of creative work, belong to the scope of protection of the invention.
Fig. 1 is a kind of flow chart of the hot delet method of component of server that one embodiment of the invention is provided, in a tool In the application scenarios of body, the server is central air-conditioner monitoring server, for monitoring distribution Central air-conditioning unit throughout, Central air-conditioning unit has the agreement of complete set when producing, different types of Central air-conditioning unit has different agreements, assists View can also be updated, monitoring server according to protocol construction component, to realize the communication with Central air-conditioning unit;Such as Fig. 1 Shown, the hot delet method of the component includes:
S11. the action type in configuration file is revised as deleting, the configuration file is located at the executable catalogue of server Under (/bin), the filename of component to be deleted is also included in the configuration file;For example, the filename of the configuration file can be set It is com_mgr.conf, its content is:
Name='libprot_0001.so'
OperType=2
Wherein, the first row represents that the title of component to be modified is " libprot_0001.so ", from its suffix " .so " It is dynamic link library file;Second row represents action type, and " 2 " represent that action type is to delete here.
S12. when simultaneously profile state detects that thread (when the data storage main program of server starts, can start Profile state detects thread and at least one data processing threads, and profile state detection thread is for monitoring configuration Whether file there is modification and is obtained when changing to need the component Name and action type of modification, data processing line Journey be for loading, parsing, storage assembly) when detecting the configuration file and changing, obtain the text of the component to be deleted Part name and the action type, and the value that the component of data processing threads updates flag is set to the first value, data processing When thread only updates the value of flag for the first value in component, the operation that just meeting executive module updates;For example, the component updates First value of flag can be true.
S13. data processing threads are performed according to the filename and action type of component to be deleted and delete component operation, and The value of the component dirty bit of data processing threads is configured differently than the second value of the first value, to identify configuration file Modification has been processed.For example, the second value that the component updates flag can be false.
The hot delet method of the embodiment of the present invention, need to only design and develop the configuration file in personnel's modification server, match somebody with somebody Put filename that component to be deleted is write in file and be revised as action type to delete, profile state detection thread sum The hot deletion action of component will be automatically performed according to these information according to treatment thread, it is not necessary to the normal work of ISR, protected The continuity of server work is demonstrate,proved.
Specifically, before step S12, component to be deleted can have been deposited in the component catalog of server, this to be deleted group Part is deposited in the form of dynamic link library, individually component can be entered independently of the original code of server using dynamic link library Row compiling and debugging, reduce coupling, wherein, the component catalog is located under the executable catalogue of server, and configuration file also is located at Under the executable catalogue.
Fig. 2 is the flow chart of the hot delet method of component of another server that one embodiment of the invention is provided, such as Fig. 2 institutes Show, the method includes:
S21. all component (including component to be deleted) in data processing threads reading assembly catalogue is simultaneously loaded into its group In part set.Specifically, each data processing threads can have an assembly set to come comprising all of component, with handle come The different component of mark.When server needs data volume to be processed big, the data processing threads can be multiple.
S22. the action type in configuration file is revised as deleting, the text of component to be deleted is also included in the configuration file Part name.
S23. when profile state detection thread detects configuration file and changes, treating in reading configuration file is deleted Except the filename and action type of component, the value that the component of data processing threads updates flag is set to the first value.
S24. data processing threads delete the component to be deleted from its assembly set.In concrete operations, can not The state of data processing threads monitor in real time its component renewal flag is set, but some trigger conditions are set, for example, when clothes Business device can just trigger the data processing threads and detect that its component updates the state of flag when receiving external data, then when When the value for detecting component renewal flag is the first value, can just perform and the component to be deleted is deleted from its assembly set Operation.In central air-conditioning monitoring system in this specific application scenarios, each air-conditioning by GPRS module wirelessly to Server sends data, and server opens IP and port, and GPRS module can send unit data to the port, and it is clothes to receive data Business device is known by bottom I/O event, is not that configuration file is notified, configuration file is only intended to more New Parent.
S25. the value of its component dirty bit is configured differently than data processing threads the second value of the first value, to mark The modification for knowing the configuration file is responded and processed.
S26. data processing threads delete the component to be deleted from the component catalog.Specifically, when data processing line When journey is for multiple, should just be deleted from component catalog after all data processing threads all complete above-mentioned S24 and S25 steps Except component to be deleted.Because, in a program, the component being loaded into each thread is a memory mapping, each Image can all cause that the file usage quantity of component to be deleted plus 1, in only all of thread the image of component to be deleted all -1, Component could be thoroughly deleted when deleting component to be deleted again, even if otherwise directly deleting component file, each thread is in internal memory In have the code and data of last revision, it is invalid subsequently to update.
Fig. 3 is a kind of flow chart of the hot increase method of component of server that one embodiment of the invention is provided, such as Fig. 3 institutes Show, the method includes:
S31. the action type in configuration file is revised as increasing, the text of component to be increased is also included in the configuration file Part name;For example, it is com_mgr.conf to set configuration file, amended configuration file content is:
Name='libprot_0001.so'
OperType=1
Wherein, the first row represent component to be increased be ' libprot_0001.so', suffix " .so " represent its be dynamic Link library file, the second row represents action type, and " 1 " represents action type to increase.
S32. when profile state detection thread detects configuration file to be changed, the component to be increased is obtained Filename and action type, and the value that the component of data processing threads updates flag is set to the first value;For example, the group The first value that part updates flag can be true.
S33. data processing threads are performed according to the filename and action type of the component to be increased increases component operation, And the value of the component dirty bit of the data processing threads is configured differently than the second value of the first value.For example, the component The second value for updating flag can be false.
The hot increase method of the embodiment of the present invention, need to only design and develop the configuration file in personnel's modification server, match somebody with somebody Put filename that component to be increased is write in file and be revised as action type to increase, profile state detection thread sum Will be automatically performed component heat according to these information according to treatment thread increases operation, it is not necessary to the normal work of ISR, protects The continuity of server work is demonstrate,proved.
Optionally, before above-mentioned steps 31, also include:
Component to be increased is stored in component catalog in the form of dynamic link library, component catalog is located at the executable of server Under catalogue;Also there is configuration file under the executable catalogue.
Fig. 4 is the flow chart of the hot increase method of component of another server that one embodiment of the invention is provided, such as Fig. 4 institutes Show, the method includes:
S41., component to be increased is stored in the component catalog of server in the form of dynamic link library.For example, will be to be increased Component libprot_0001.so is stored in the component catalog protocol under the executable catalogue BIN of server.
S42. the action type in configuration file is revised as increasing, the text of component to be increased is also included in the configuration file Part name.For example, configuration file com_mgr.conf also is located under executable catalogue BIN, its content modification is:
Name='libprot_0001.so'
OperType=1
Wherein, the first row represent the filename of component to be increased be ' libprot_0001.so', the second row represents operation Type, " 1 " represents action type to increase.
S43. when profile state detection thread detects configuration file to be changed, the component to be increased is obtained Filename and action type, and the value that the component of data processing threads updates flag is set to the first value.First value E.g. true, represents that data processing threads can be updated the operation of component.
S44. be loaded into the component to be increased in assembly set by data processing threads.In practical operation, can be to number Performed according to treatment thread and update operation setting trigger condition, for example, when server receives new data, trigger data treatment line Journey detects whether the value that its component updates flag is the first value, if the first value, then performs the above-mentioned component loading to be increased Operation in assembly set.
S45. the value that data processing threads set its component dirty bit is the second value different from the first value, to identify The modification of configuration file is responded and processed.
S46. component to be increased is stored in data processing threads the database of server.Specifically, data processing threads are complete Into after the parsing of the component to be increased, database is deposited into, so that its is formally effective.
Fig. 5 is a kind of flow chart of the hot replacement method of component of server that one embodiment of the invention is provided, such as Fig. 5 institutes Show, the method includes:
S51. component will be replaced to be deleted from server, what the deletion was used is, for example, any of the above-described kind of group of server The hot delet method of part.
S52. in component will be replaced increasing to server, what the increase was used is, for example, any of the above-described kind of group of server The hot increase method of part.
The hot replacement method of component of the server of the embodiment of the present invention, first doing component deletion action, then make component increases behaviour Make, and deletion action and increase operation belong to heat and update operation, it is achieved that the component of continual service device is replaced, guarantor The normal work of server is demonstrate,proved.
Fig. 6 is a kind of schematic diagram of the component heat deletion device of server that one embodiment of the invention is provided, such as Fig. 6 institutes Show, the device includes:
Configuration file modified module 61, for being revised as the action type in configuration file to delete, in the configuration file Also include the filename of component to be deleted;For example, amended configuration file content is:
Name='libprot_0001.so'
OperType=2
Wherein, the first row represents that the title of component to be updated is " libprot_0001.so ", from its suffix " .so " It is dynamic link library file;Second row represents action type, and " 2 " represent that action type is to delete here.
Profile state detection module 62, for detecting that thread monitors the shape of the configuration file by profile state State, and when detecting configuration file and changing, obtains the filename and action type of the component to be deleted, and by number The value for updating flag according to the component for the treatment of thread is set to the first value, and data processing threads only update flag in its component Value the operation of more New Parent can be just performed when being the first value.The component updates the first value e.g. true of flag.
Component removing module 63, is deleted component and operated for being performed by data processing threads, and by the data processing line The value of the component dirty bit of journey is configured differently than the second value of the first value, is responded with the modification for representing configuration file And treatment.The second value is, for example, false.
The component heat of the embodiment of the present invention deletes device, is not required to the normal work of ISR and can just complete component to delete Remove, it is ensured that the continuity of server work.
Fig. 7 is a kind of schematic diagram of the component heat increase device of server that one embodiment of the invention is provided, such as Fig. 7 institutes Show, the device includes:
Configuration file modified module 71, for being revised as the action type in configuration file to delete, in the configuration file Also include the filename of component to be deleted;For example, amended configuration file content is:
Name='libprot_0001.so'
OperType=1
Wherein, the first row represent component to be increased be ' libprot_0001.so', suffix " .so " represent its be dynamic Link library file, the second row represents action type, and " 1 " represents action type to increase.
Profile state detection module 72, for detecting that thread monitors the shape of configuration file by profile state State, and when detecting configuration file and changing, obtains the filename and action type of the component to be deleted, and by number The value for updating flag according to the component for the treatment of thread is set to the first value;Data processing threads only update flag in its component Value the operation of more New Parent can be just performed when being the first value.The component updates the first value e.g. true of flag.
Component increases module 73, deletes component and operates for being performed by data processing threads, and by the data processing line The value of the component dirty bit of journey is configured differently than the second value of the first value, is responded with the modification for representing configuration file And treatment.The second value is, for example, false.
The component heat of the embodiment of the present invention increases device, and being not required to the normal work of ISR can just complete component increasing Add operation, it is ensured that the continuity of server work.
Fig. 8 is a kind of schematic diagram of the hot alternative of component of server that one embodiment of the invention is provided, such as Fig. 8 institutes Show, the device includes:
The component heat of server deletes device 81, and the component heat of e.g. above-mentioned server deletes device, for will be by Component is replaced to be deleted from server;
The component heat of server increases device 82, and the component heat of e.g. above-mentioned server increases device, for that will replace In changing component and increasing to the server.
The hot alternative of component of the server of the embodiment of the present invention, increases module, successively by hot removing module and heat Complete deletion component to be replaced and increase the operation for replacing component, and deletion action and increase operation belong to heat and update behaviour Make, it is achieved that the component of continual service device is replaced, it is ensured that the normal work of server.
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can not depart from this hair Various modification can be adapted in the case of bright spirit and scope and modification, and such modification and modification are each fallen within by appended claims Within limited range.

Claims (10)

1. a kind of hot delet method of the component of server, it is characterised in that including:
Action type in configuration file is revised as to delete, the filename of component to be deleted is also included in the configuration file;
When profile state detection thread detects the configuration file to be changed, the text of the component to be deleted is obtained Part name and the action type, and the value that the component of data processing threads updates flag is set to the first value;
The data processing threads are performed according to the filename of the component to be deleted and the action type and delete component behaviour Make, and the value of the component dirty bit of the data processing threads is set to second value, the second value is different from described First value.
2. the hot delet method of the component of server according to claim 1, it is characterised in that described by configuration file Action type be revised as delete the step of before, the component to be deleted is stored in component catalog in the form of dynamic link library In, the component catalog is located under the executable catalogue of the server;The configuration file is located at holding for the server Under column catalogue.
3. the hot delet method of the component of server according to claim 2, it is characterised in that in the data processing threads Filename and the action type according to the component to be deleted are performed before deleting the step of component is operated, and are also included:
The data processing threads read all component in the component catalog and are loaded into the group of the data processing threads In part set;
The data processing threads are performed according to the filename of the component to be deleted and the action type and delete component behaviour Make, and the value of the component dirty bit of the data processing threads is set to second value includes:
The component to be deleted is deleted from the assembly set;
The value of the component dirty bit of the data processing threads is set to second value;
The component to be deleted is deleted from the component catalog.
4. a kind of hot increase method of component of server, it is characterised in that including:
Action type in configuration file is revised as to increase, the filename of component to be increased is also included in the configuration file;
When profile state detection thread detects the configuration file to be changed, the text of the component to be increased is obtained Part name and the action type, and the value that the component of data processing threads updates flag is set to the first value;
The data processing threads are performed according to the filename of the component to be increased and the action type increases component behaviour Make, and the value of the component dirty bit of the data processing threads is set to second value, the second value is different from described First value.
5. the hot increase method of the component of server according to claim 4, it is characterised in that described by configuration file Action type be revised as increase the step of before also include:
The component to be increased is stored in component catalog in the form of dynamic link library, the component catalog is located at the server Executable catalogue under;
The configuration file is located under the executable catalogue of the server.
6. the hot increase method of the component of server according to claim 5, it is characterised in that the data processing threads root Being performed according to the filename of the component to be increased and the action type increases component and operates, and by the data processing threads The value of component dirty bit be set to second value and include:
The component to be increased is loaded into the assembly set of the data processing threads;
The value for setting the component dirty bit of the data processing threads is set to second value;
The component to be increased is stored in the database of the server.
7. a kind of hot replacement method of the component of server, it is characterised in that including:
The hot delet method of component of the server according to any one of claim 1-3, will be replaced component from server Middle deletion;
The hot increase method of component of the server according to any one of claim 4-6, will replace component increases to described In server.
8. a kind of component heat of server deletes device, it is characterised in that including:
Configuration file modified module, for being revised as the action type in configuration file to delete, also wraps in the configuration file Include the filename of component to be deleted;
Profile state monitoring modular, for detecting that thread monitors the state of the configuration file by profile state, And when detecting the configuration file and changing, obtain the filename and the operation class of the component to be deleted Type, and the value that the component of data processing threads updates flag is set to the first value;
Component removing module, is deleted component and operated for being performed by the data processing threads, and by the data processing line The value of the component dirty bit of journey is set to second value, and the second value is different from the described first value.
9. a kind of component heat of server increases device, it is characterised in that including:
Configuration file modified module, for being revised as the action type in configuration file to increase, also wraps in the configuration file Include the filename of component to be increased;
Profile state monitoring modular, for detecting that thread monitors the state of the configuration file by profile state, And when detecting the configuration file and changing, obtain the filename and the operation class of the component to be increased Type, and the value that the component of data processing threads updates flag is set to the first value;
Component increases module, increases component and operates for being performed by the data processing threads, and by the data processing line The value of the component dirty bit of journey is set to second value, and the second value is different from the described first value.
10. a kind of hot alternative of the component of server, it is characterised in that including:
The component heat of the server described in claim 8 deletes device, is deleted from server for that will be replaced component;
The component heat of the server described in claim 9 increases device, for that will replace during component increases to the server.
CN201611118435.1A 2016-12-07 2016-12-07 A kind of component heat of server is deleted, heat increases and hot replacement method and device Pending CN106775857A (en)

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CN108228274A (en) * 2017-12-07 2018-06-29 中国航空工业集团公司西安航空计算技术研究所 A kind of airborne distributed task scheduling dynamically distributes and the implementation method of dynamic construction technology
CN111736883A (en) * 2020-05-11 2020-10-02 山东浪潮通软信息科技有限公司 Computer management system hot upgrading method and device based on data delay upgrading
CN115421820A (en) * 2022-11-03 2022-12-02 深圳市江元智造科技有限公司 Automatic cleaning method and system based on android application and readable storage medium

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