CN114630201A - Operation and maintenance control system and method for data machine room - Google Patents
Operation and maintenance control system and method for data machine room Download PDFInfo
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- CN114630201A CN114630201A CN202111657104.6A CN202111657104A CN114630201A CN 114630201 A CN114630201 A CN 114630201A CN 202111657104 A CN202111657104 A CN 202111657104A CN 114630201 A CN114630201 A CN 114630201A
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- H—ELECTRICITY
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- G—PHYSICS
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
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- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
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- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
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- H04L9/008—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols involving homomorphic encryption
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Abstract
The invention discloses an operation and maintenance control system and method of a data machine room, which comprises a state monitoring module, an operation and maintenance control module and a human-computer interaction module; the monitoring content of the state monitoring module comprises whether various devices in the data machine room are normal, whether the environmental temperature is normal, whether the humidity is normal, whether the data machine room has accumulated water and the like; the functions in the operation and maintenance control module comprise reporting the environmental information sent by the state monitoring module to the man-machine interaction module and storing the stage operation data of the data machine room; the man-machine interaction module comprises a user connection module, a user query module and an alarm information display module, and is used for visually displaying the state information of the data machine room to a legal user and supporting the legal user to query historical state information. The operation and maintenance control system and method of the data computer room provided by the invention are based on the multi-class sensor interconnection technology and the high-efficiency data processing and storing method, and the real-time monitoring and control of the data computer room are completely realized.
Description
Technical Field
The invention relates to the field of operation and maintenance management of a machine room, in particular to an operation and maintenance control system and method of a data machine room.
Background
Effective control management such as data center infrastructure, computer lab environment, all hardware equipment, safety precaution is the prerequisite of guaranteeing data center safe high-efficient stable operation, for guaranteeing data center equipment, system safe high-efficient operation, need establish a set of complete comprehensive monitored control system management platform, for each equipment and system operation provide highly reliable and stable control information resource in the data center, and then improve whole data center's work efficiency and management level.
The development of data centers today is far from sufficient if management is simply done by human labor to improve production efficiency. Therefore, the production efficiency of the data center needs to be improved through an efficient management tool, monitoring and management of infrastructure equipment which ensures stable operation of the data center are very necessary through a monitoring and management system of the data center, waste of manpower and material resources is avoided, a manager can be helped to monitor the operation condition of the equipment in the data machine room in real time and whether various environmental variables in the data machine room are abnormal or not, and therefore operation management of the modern data center is improved through an intelligent monitoring system instead of manpower. Based on this background, the present invention proposes an operation and maintenance control system and method for a data machine room.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention provides an operation and maintenance control system and method for a data computer room.
The technical scheme adopted by the invention is as follows:
the operation and maintenance control system and method of the data machine room are characterized by comprising a state monitoring module, an operation and maintenance control module and a man-machine interaction module;
the state monitoring module comprises a monitoring sensor, a data processing module and a communication module, and daily monitoring contents comprise whether an equipment indicator lamp in the data machine room is normal, whether equipment generates abnormal sound, whether equipment generates abnormal smell, whether equipment emits thick smoke, whether the temperature of the data machine room is normal, whether the humidity of the data machine room is normal and whether water is accumulated in the data machine room;
the functions in the operation and maintenance control module comprise that the environment information sent by the state monitoring module is collected, and the real-time information is reported to the human-computer interaction module; storing the stage operation data of the data machine room for a user to inquire in real time;
the man-machine interaction module comprises a user connection module, a user query module and an alarm information display module, and is used for visually displaying the state information of the data machine room to a legal user and supporting the legal user to query historical state information.
In a preferred embodiment, the monitoring sensor types in the condition monitoring module include a high-speed camera, a sound sensor, an odor sensor, a smoke sensor, a temperature sensor, a humidity sensor, and a flooding sensor; the high-speed camera is arranged at a position right facing the equipment in the machine room, shoots equipment indicator lamps at certain time intervals and uploads the equipment indicator lamps to the data processing module; the sound sensor, the smell sensor, the smoke sensor, the temperature sensor and the humidity sensor are uniformly distributed and installed at a certain spatial distance according to the area of the data machine room and the equipment density; the immersion sensors are uniformly arranged at a certain height above the ground of the data machine room, and the height is smaller than the safety distance between the bottom of the device and the ground.
In a preferred embodiment, the data processing module in the state monitoring module comprises processing of image data, processing of voltage-like signals, processing of current-like signals and processing of capacitance-like signals; the image data transmitted by the high-speed camera is identified based on a machine vision technology, and the specific steps comprise image preprocessing, image threshold segmentation, image feature extraction and image classification, and abnormal data in the image data are obtained and reported; and the voltage signal processing, the current signal processing and the capacitance signal processing use an AD conversion technology to convert the analog quantity into the digital quantity, compare the digital quantity with each parameter safety threshold value built in the data processing module, acquire real-time data and report the real-time data.
In a preferred embodiment, the communication module in the state monitoring module uses a Lora communication technology, Lora sub-nodes are all built in a plurality of groups of data processing modules, Lora gateways are built in an operation and maintenance control module, a Lora wan protocol is followed between the sub-nodes and the Lora gateways, and the Lora network is based on a star topology network basic framework; the working steps of the communication module are as follows: s1, after a communication module powers on equipment, a system carries out initialization operation, and data of a sub-node and a gateway are synchronized; s2, a network access request is uploaded to the child node, and communication contact is established after confirmation of the Lora gateway; and S3, the sub-node uploads the data sent by the data processing module, receives a control instruction issued by the Lora gateway, and performs information verification between the sub-node and the Lora gateway through replying an ACK mark.
In a preferred embodiment, the operation and maintenance control module is built based on a B/S architecture and comprises a state monitoring information processing part, a server operation monitoring part, a network communication monitoring module and an alarm information pushing and inquiring part;
the state monitoring information processing part identifies the environment variable information transmitted by the state monitoring module, and pushes and alarms abnormal information;
the server operation monitoring part monitors an operation and maintenance control system of the data computer room in real time, monitored objects comprise memory use information of the server, a CPU operation state of the server, a power supply of the server, UPS power supply conditions and content keyword comparison, when the monitored objects are abnormal, the operation and maintenance control module immediately gives an alarm, and corresponding maintenance measures are taken according to the alarm information;
the network communication monitoring module monitors Lora communication between an operation and maintenance control system and a monitoring sensor of a data machine room and SNMP communication between the operation and maintenance control system and a man-machine interaction module in a mode that two communication parties send data packets to each other, online character strings are set, and whether a receiving party returns a feedback signal is monitored; when the Lora communication fails, the operation and maintenance control system sends failure information to the man-machine interaction module, and when the SNMP communication fails, the man-machine interaction module automatically detects that the communication is disconnected and sends alarm information;
the alarm information pushing and inquiring part reports various fault information to the man-machine interaction module and supports the man-machine interaction module to actively extract historical fault information from the operation and maintenance control module.
In a preferred embodiment, an SQL-based database is built in the operation and maintenance control module, and a PGSH homomorphic encryption and decryption algorithm is used for data storage in the database, which is implemented as follows:
s1: for each type of information x to be stored, generating an encryption key sk according to a security parameter lambda input by a user in a system, wherein the sk comprises a large prime number a and a large prime number b, the relationship is that sk is a.b, and the encryption information is y-xb + a + rab by considering an error parameter r; in the same way, the decryption process is as follows:
where mod a represents the intermediate ciphertext value;
s2: suppose the search information is x1And the stored information is x2And the ciphertext information obtained after encryption is y1＝x1b+a+r1ab and y2＝x2b+a+r2ab, when searching the ciphertext information, the calculation formula is as follows:
wherein, if x1＝x2Then search for the result [ ((x)1-x2)b mod ab)＝＝0]If true, detect value is 1, otherwise the search result is 0.
In a preferred embodiment, the implementation of the required system functions by the PGSH homomorphic encryption and decryption algorithm in the operation and maintenance control module includes: the method comprises three parts of key management, encryption and decryption of process files and ciphertext retrieval, wherein the key management is used for producing and managing the key files, the encryption and decryption of the process files are used for realizing the encryption and decryption of stored documents, and the ciphertext retrieval is used for realizing the index retrieval function of encrypted files.
In a preferred embodiment, the human-computer interaction module comprises a user connection module, a user query module and an alarm information display module;
the user connection module is used for verifying the legality of a user logging in the system and establishing connection with the operation and maintenance control module by using a login account and a password, the operation and maintenance control module verifies the consistency of the user account and the password with stored information according to an encryption method in the process, if the information is consistent, the connection between the operation and maintenance control module and the man-machine interaction module is established, and if the information is inconsistent, a login error is prompted;
the user query module supports a user to call the operation and maintenance state information of the past data machine room by setting the input end of a control instruction in the human-computer interaction interface, and performs data analysis and display by using a built-in analysis strategy;
the alarm information display module is in a real-time updating state, is communicated with the operation and maintenance control module, and timely alarms users when any fault exists in the data machine room.
Compared with the prior art, the operation and maintenance control system and method of the data machine room provided by the invention have the advantages that:
the invention provides an operation and maintenance control system and method of a data machine room, which comprises a state monitoring module, an operation and maintenance control module and a human-computer interaction module; the state monitoring module comprises a monitoring sensor, a data processing module and a communication module, and daily monitoring contents comprise whether an equipment indicator lamp in the data machine room is normal, whether equipment generates abnormal sound, whether equipment generates abnormal smell, whether equipment emits thick smoke, whether the temperature of the data machine room is normal, whether the humidity of the data machine room is normal and whether water is accumulated in the data machine room; the functions in the operation and maintenance control module comprise that the environment information sent by the state monitoring module is collected, and the real-time information is reported to the human-computer interaction module; storing the stage operation data of the data machine room for a user to inquire in real time; the man-machine interaction module comprises a user connection module, a user query module and an alarm information display module, and is used for visually displaying the state information of the data machine room to a legal user and supporting the legal user to query historical state information. The operation and maintenance control system and method of the data computer room provided by the invention are based on the multi-class sensor interconnection technology and the high-efficiency data processing and storing method, and the real-time monitoring and control of the data computer room are completely realized.
Drawings
Fig. 1 is a schematic composition diagram of an operation and maintenance control system and method for a data room.
Fig. 2 is a schematic diagram of a state monitoring module in the operation and maintenance control system and method of the data room.
Fig. 3 is a schematic diagram of an SQL database encryption and decryption method in the operation and maintenance control system and method of the data room.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
A system and a method for controlling operation and maintenance of a data machine room are provided, which comprises a state monitoring module, an operation and maintenance control module and a human-computer interaction module;
the state monitoring module comprises a monitoring sensor, a data processing module and a communication module, and daily monitoring contents comprise whether an equipment indicator lamp in the data machine room is normal, whether equipment generates abnormal sound, whether equipment generates abnormal smell, whether equipment emits thick smoke, whether the temperature of the data machine room is normal, whether the humidity of the data machine room is normal and whether water is accumulated in the data machine room;
the monitoring sensor types in the state monitoring module comprise a high-speed camera, a sound sensor, an odor sensor, a smoke sensor, a temperature sensor, a humidity sensor and a water immersion sensor; the high-speed camera is arranged at a position right facing the equipment in the machine room, shoots equipment indicator lamps at certain time intervals and uploads the equipment indicator lamps to the data processing module; the sound sensor, the smell sensor, the smoke sensor, the temperature sensor and the humidity sensor are uniformly distributed and installed at a certain spatial distance according to the area of the data machine room and the equipment density; the immersion sensors are uniformly arranged at a certain height above the ground of the data machine room, and the height is smaller than the safety distance between the bottom of the equipment and the ground.
The data processing module in the state monitoring module comprises image data processing, voltage signal processing, current signal processing and capacitance signal processing; the image data transmitted by the high-speed camera is identified based on a machine vision technology, and the specific steps comprise image preprocessing, image threshold segmentation, image feature extraction and image classification, and abnormal data in the image data are obtained and reported; and the voltage signal processing, the current signal processing and the capacitance signal processing use an AD conversion technology to convert analog quantity into digital quantity, and the digital quantity is compared with each parameter safety threshold value built in the data processing module to obtain real-time data and report the real-time data.
The communication module in the state monitoring module uses the Lora communication technology, the Lora sub-nodes are arranged in the multiple groups of data processing modules, the Lora gateway is arranged in the operation and maintenance control module, the Lora gateway and the sub-nodes follow the Lora WAN protocol, and the Lora network is based on a star topology network basic framework; the working steps of the communication module are as follows: s1, after a communication module powers on equipment, a system carries out initialization operation, and data of a sub-node and a gateway are synchronized; s2, a sub-node uploads a network access request, and a communication link is established after the Lora gateway confirms the network access request; and S3, the sub-node uploads the data sent by the data processing module, receives a control instruction issued by the Lora gateway, and performs information verification between the sub-node and the Lora gateway through replying an ACK mark.
The functions in the operation and maintenance control module comprise that the environment information sent by the state monitoring module is collected, and the real-time information is reported to the human-computer interaction module; storing the stage operation data of the data machine room for a user to inquire in real time;
the operation and maintenance control module is built based on a B/S framework and comprises a state monitoring information processing part, a server operation monitoring part, a network communication monitoring module and an alarm information pushing and inquiring part;
the state monitoring information processing part identifies the environment variable information transmitted by the state monitoring module, and pushes and alarms abnormal information;
the server operation monitoring part monitors an operation and maintenance control system of the data computer room in real time, a monitored object comprises memory use information of the server, a CPU operation state of the server, a power supply of the server, a UPS power supply condition and content keyword comparison, when the monitored object is abnormal, the operation and maintenance control module immediately gives an alarm, and corresponding maintenance measures are taken according to the alarm information;
the network communication monitoring module monitors Lora communication between an operation and maintenance control system and a monitoring sensor of a data machine room and SNMP communication between the operation and maintenance control system and a man-machine interaction module in a mode that two communication parties send data packets to each other, online character strings are set, and whether a receiving party returns a feedback signal is monitored; when the Lora communication fails, the operation and maintenance control system sends failure information to the man-machine interaction module, and when the SNMP communication fails, the man-machine interaction module automatically detects that the communication is disconnected and sends alarm information;
the alarm information pushing and inquiring part reports various fault information to the man-machine interaction module and supports the man-machine interaction module to actively extract historical fault information from the operation and maintenance control module.
An SQL-based database is built in the operation and maintenance control module, a PGSH homomorphic encryption and decryption algorithm is used for data storage in the database, and the implementation mode is as follows:
s1: for each type of information x to be stored, generating an encryption key sk according to a security parameter lambda input by a user in a system, wherein the sk comprises a large prime number a and a large prime number b, the relationship is that sk is a.b, and the encryption information is y-xb + a + rab by considering an error parameter r; in the same way, the decryption process is as follows:
where mod a represents the intermediate ciphertext value;
s2: suppose the search information is x1And the stored information is x2And the ciphertext information obtained after encryption is y1＝x1b+a+r1ab and y2＝x2b+a+r2ab, when searching the ciphertext information, the calculation formula is as follows:
wherein, if x1＝x2Then search for the result [ ((x)1-x2)b mod ab)＝＝0]If true, the detect value is 1, otherwise the search result is 0.
The PGSH homomorphic encryption and decryption algorithm in the operation and maintenance control module realizes the required system functions, and comprises the following steps: the system comprises three parts of key management, encryption and decryption of process files and ciphertext retrieval, wherein the key management is used for producing and managing the key files, the encryption and decryption of the process files are used for realizing the encryption and decryption of stored documents, and the ciphertext retrieval is used for realizing the index retrieval function of encrypted files.
The man-machine interaction module comprises a user connection module, a user query module and an alarm information display module, and is used for visually displaying the state information of the data computer room to a legal user and supporting the legal user to query historical state information.
The user connection module is used for verifying the legality of a user logging in the system, and establishing connection with the operation and maintenance control module by using a login account and a password, the operation and maintenance control module verifies the consistency of the user account and the password with stored information according to an encryption method in the process, if the information is consistent, the connection between the operation and maintenance control module and the man-machine interaction module is established, and if the information is inconsistent, a login error is prompted;
the user query module supports a user to call the operation and maintenance state information of the past data machine room by setting the input end of a control instruction in the human-computer interaction interface, and performs data analysis and display by using a built-in analysis strategy;
the alarm information display module is in a real-time updating state, is communicated with the operation and maintenance control module, and timely alarms users when any fault exists in the data machine room.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various equivalent changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (10)
1. An operation and maintenance control system of a data machine room is characterized by comprising a state monitoring module, an operation and maintenance control module and a human-computer interaction module;
the state monitoring module comprises a monitoring sensor, a data processing module and a communication module, and daily monitoring contents comprise whether an equipment indicator lamp in the data machine room is normal, whether equipment generates abnormal sound, whether equipment generates abnormal smell, whether equipment emits thick smoke, whether the temperature of the data machine room is normal, whether the humidity of the data machine room is normal and whether water is accumulated in the data machine room;
the functions in the operation and maintenance control module comprise that the environment information sent by the state monitoring module is collected, and the real-time information is reported to the human-computer interaction module; storing the stage operation data of the data machine room for a user to inquire in real time;
the man-machine interaction module comprises a user connection module, a user query module and an alarm information display module, and is used for visually displaying the state information of the data machine room to a legal user and supporting the legal user to query historical state information.
2. The operation and maintenance control system of the data room as claimed in claim 1, wherein the monitoring sensor types in the state monitoring module comprise a high-speed camera, a sound sensor, an odor sensor, a smoke sensor, a temperature sensor, a humidity sensor and a flooding sensor; the high-speed camera is arranged at a position right facing the equipment in the machine room, shoots equipment indicator lamps at certain time intervals and uploads the equipment indicator lamps to the data processing module; the sound sensor, the smell sensor, the smoke sensor, the temperature sensor and the humidity sensor are uniformly distributed and installed at a certain spatial distance according to the area of the data machine room and the equipment density; the immersion sensors are uniformly arranged at a certain height above the ground of the data machine room, and the height is smaller than the safety distance between the bottom of the device and the ground.
3. The operation and maintenance control system of the data room according to claim 2, wherein the data processing module in the state monitoring module comprises processing of image data, processing of voltage-like signals, processing of current-like signals and processing of capacitance-like signals; the image data transmitted by the high-speed camera is identified based on a machine vision technology, and the specific steps comprise image preprocessing, image threshold segmentation, image feature extraction and image classification, and abnormal data in the image data are obtained and reported; and the voltage signal processing, the current signal processing and the capacitance signal processing use an AD conversion technology to convert analog quantity into digital quantity, compare the digital quantity with each parameter safety threshold value built in a data processing module, acquire real-time data and report the real-time data.
4. The operation and maintenance control system of a data machine room according to claim 3, wherein the communication modules in the state monitoring module use a Lora communication technology, Lora sub-nodes are all built in the multiple groups of data processing modules, Lora gateways are built in the operation and maintenance control module, Lora WAN protocols are followed between the sub-nodes and the Lora gateways, and the Lora network is based on a star topology network basic framework; the working steps of the communication module are as follows: s1, after a communication module powers on equipment, a system carries out initialization operation, and data of a sub-node and a gateway are synchronized; s2, a sub-node uploads a network access request, and a communication link is established after the Lora gateway confirms the network access request; and S3, the sub-node uploads the data sent by the data processing module, receives a control instruction issued by the Lora gateway, and performs information verification between the sub-node and the Lora gateway through replying an ACK mark.
5. The operation and maintenance control system of the data machine room according to claim 4, wherein the operation and maintenance control module is built based on a B/S architecture and comprises a state monitoring information processing part, a server operation monitoring part, a network communication monitoring module and an alarm information pushing and inquiring part;
the state monitoring information processing part identifies the environment variable information transmitted by the state monitoring module, and pushes and alarms abnormal information;
the server operation monitoring part monitors an operation and maintenance control system of the data computer room in real time, monitored objects comprise memory use information of the server, a CPU operation state of the server, a power supply of the server, UPS power supply conditions and content keyword comparison, when the monitored objects are abnormal, the operation and maintenance control module immediately gives an alarm, and corresponding maintenance measures are taken according to the alarm information;
the network communication monitoring module monitors Lora communication between an operation and maintenance control system and a monitoring sensor of a data machine room and SNMP communication between the operation and maintenance control system and a man-machine interaction module in a mode that two communication parties send data packets to each other, online character strings are set, and whether a receiving party returns a feedback signal is monitored; when the Lora communication fails, the operation and maintenance control system sends failure information to the man-machine interaction module, and when the SNMP communication fails, the man-machine interaction module automatically detects that the communication is disconnected and sends alarm information;
the alarm information pushing and inquiring part reports various fault information to the man-machine interaction module and supports the man-machine interaction module to actively extract historical fault information from the operation and maintenance control module.
6. The operation and maintenance control system of the data room according to claim 5, wherein the operation and maintenance control module builds an SQL-based database, and the data storage in the database uses a PGSH homomorphic encryption and decryption algorithm, which is implemented as follows:
s1: for each type of information x to be stored, generating an encryption key sk according to a security parameter lambda input by a user in a system, wherein the sk comprises a large prime number a and a large prime number b, the relationship is that sk is a.b, and the encryption information is y-xb + a + rab by considering an error parameter r; in the same way, the decryption process is as follows:
where moda represents the intermediate ciphertext value;
s2: suppose the search information is x1And the stored information is x2And the ciphertext information obtained after encryption is y1＝x1b+a+r1ab and y2＝x2b+a+r2ab, when searching the ciphertext information, the calculation formula is as follows:
wherein, if x1＝x2Then search for the result [ ((x)1-x2)bmodab)＝＝0]If true, the detect value is 1, otherwise the search result is 0.
7. The operation and maintenance control system of the data room according to claim 6, wherein the implementation of the required system functions by the PGSH homomorphic encryption and decryption algorithm in the operation and maintenance control module comprises: the method comprises three parts of key management, encryption and decryption of process files and ciphertext retrieval, wherein the key management is used for producing and managing the key files, the encryption and decryption of the process files are used for realizing the encryption and decryption of stored documents, and the ciphertext retrieval is used for realizing the index retrieval function of encrypted files.
8. The operation and maintenance control system of the data computer room according to claim 7, wherein the human-computer interaction module comprises a user connection module, the user connection module is used for verifying the legality of a user logging in the system, a connection is established with the operation and maintenance control module by using a login account and a password, in the process, the operation and maintenance control module verifies the consistency of the user account and the password with stored information according to an encryption method, if the information is consistent, a connection between the operation and maintenance control module and the human-computer interaction module is established, and if the information is inconsistent, a login error is prompted.
9. The operation and maintenance control system of a data computer room according to claim 8, wherein the human-computer interaction module comprises a user query module, and an input end of a control instruction is arranged in the human-computer interaction interface, so that a user is supported to call operation and maintenance state information of a past data computer room, and a built-in analysis strategy is used for data analysis and display.
10. The operation and maintenance control system of a data computer room of claim 9, wherein the human-computer interaction module comprises an alarm information display module, the alarm information display module is in a real-time updating state, and is in communication with the operation and maintenance control module, and timely alarms the user when any fault occurs in the data computer room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111657104.6A CN114630201B (en) | 2021-12-31 | 2021-12-31 | Operation and maintenance control system and method for data machine room |
Applications Claiming Priority (1)
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|---|---|---|---|
| CN202111657104.6A CN114630201B (en) | 2021-12-31 | 2021-12-31 | Operation and maintenance control system and method for data machine room |
Publications (2)
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| CN114630201A true CN114630201A (en) | 2022-06-14 |
| CN114630201B CN114630201B (en) | 2022-09-23 |
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