CN107315369A - A kind of BMC chip intelligently assists processing unit and processing method - Google Patents
A kind of BMC chip intelligently assists processing unit and processing method Download PDFInfo
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- CN107315369A CN107315369A CN201710567604.8A CN201710567604A CN107315369A CN 107315369 A CN107315369 A CN 107315369A CN 201710567604 A CN201710567604 A CN 201710567604A CN 107315369 A CN107315369 A CN 107315369A
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- arm processor
- processor
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- mainboard
- module
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0421—Multiprocessor system
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/22—Pc multi processor system
- G05B2219/2214—Multicontrollers, multimicrocomputers, multiprocessing
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24125—Watchdog, check at timed intervals
Abstract
The present invention discloses a kind of BMC chip intelligently association's processing unit and processing method, including：Arm processor, communication module, the Co-processor Module being connected with arm processor, the server master board being connected respectively with arm processor, Co-processor Module, and the management platform being connected by communication module with Co-processor Module.The present invention is after the failure of BMC chip internal processor, maintain the transmission of video and control, and send an alert to management platform, server contention states are transmitted in real time, play a part of monitoring server operation, determined to send Alert Level according to the time of Inactivity Interval simultaneously, and decide whether to close server, it is ensured that server occurs without accident.
Description
Technical field
The present invention relates to BMC chip field, and in particular to a kind of BMC chip intelligently assists processing unit and processing method.
Background technology
As client is original to the requirement in terms of the stability of server higher, the management to server master board requires more next
It is stricter.Server master board is managed using BMC chip, and BMC chip can realize the monitoring and control of system operation, so that
Realize safeguard more preferable to system.In the practical application of server, BMC chip can be disturbed by various factors, such as electric
Magnetic radiation, voltage instability etc., can cause the program fleet of BMC chip.After BMC chip fails, the operation of server and prison
Control is out of hand, and whole server has the risk of operation irregularity.Meanwhile, BMC chip failure also can not just send warning message, i.e.,
Make client pinpoint the problems to be also required to labor intensive and go on-site maintenance, bring the great wasting of resources.
The content of the invention
To solve the above problems, the present invention provides a kind of BMC chip intelligently association's processing unit and processing method, can be in BMC
After inner processors of chip failure, the transmission of video and control is maintained, and sends an alert to management platform, server is transmitted in real time
Working condition, and closing server is decided whether according to configuration strategy.
The technical scheme is that：A kind of BMC chip intelligently assists processing unit, including：Arm processor, communication module,
The Co-processor Module being connected with the arm processor, the server master being connected respectively with the arm processor, Co-processor Module
Plate, and the management platform being connected by communication module with Co-processor Module；
The Co-processor Module includes：
House dog submodule：Failure detection is carried out to arm processor and arm processor is resetted, and by arm processor fail message
Association's processing control submodule is sent to repositioning information；
Association's processing control submodule：It is provided with mainboard information receiving end mouthful and mainboard control signal sends port；Work as arm processor
During normal operation, the interactive information that arm processor is sent is transmitted to management platform through communication module, and arm processor is sent
Mainboard control signal send port through mainboard control signal and be transmitted to server master board, and the control that will be received through communication module
Information is sent to arm processor；When receiving arm processor fail message, the master that will be received through mainboard information receiving end mouthful
Plate information issues management platform by communication module, and sends port by mainboard control signal and send mainboard control signal to server
Mainboard, and sent a warning by communication module to management platform.
Further, association's processing control submodule includes：
Alarm receiver unit：Receive the arm processor fail message that mouth mold block of guarding the gate is sent；
Alarm judging unit：Alert Level is judged according to arm processor fail message；
Alarm transmitting element：Warning information is sent in message form.
Further, the warning information message that alarm transmitting element is sent includes following information：Alarm types, purpose are compiled
Number, device request numbering, this arm processor out-of-service time, the Failure count of arm processor out-of-service time last time, 24 hours, go through
History Failure count, overflow indicator, ECC check data.
Further, mainboard information receiving end mouthful is video information receiving port, and mainboard control signal is sent based on port
Plate power control signal sends port.
Further, the interactive information that arm processor is sent includes video information.
Further, communication module is network interface.
Further, Co-processor Module also includes data encapsulation analyzing sub-module, and the data encapsulation analyzing sub-module is used
It is packaged or parses in the transmission data between arm processor and association's processing control submodule.
A kind of BMC chip intelligently association's processing method, including arm processor, Co-processor Module and server master board；
It is further comprising the steps of：
S1：Interactive information and mainboard control signal that Co-processor Module forwarding arm processor is sent, and judge that arm processor is
No failure；
S2：The repeat step S1 if arm processor does not fail, the Co-processor Module adapter interactive information if arm processor fails
With mainboard control signal, and send a warning, and restart arm processor.
Further, Co-processor Module adapter interactive information refers to that Co-processor Module receives mainboard information and incited somebody to action in step S2
It sends, and sends motherboard power supply control signal to server master board.
Further, sent a warning in step S2 and specifically include following steps：
S2.1：Judge whether Inactivity Interval is less than most short interval predetermined threshold value；
S2.2：If Inactivity Interval is less than most short interval predetermined threshold value, sends three-level alarm and close server；Otherwise judge to lose
Whether effect interval is less than middle rank interval predetermined threshold value；
S2.3：If Inactivity Interval is less than middle rank interval predetermined threshold value, second-level alarm is sent；Otherwise judge whether Inactivity Interval is small
In most long interval predetermined threshold value；
S2.4：If Inactivity Interval is less than maximum duration predetermined threshold value, primary alarm is sent.
The BMC chip that the present invention is provided intelligently assists processing unit and processing method, in the failure of BMC chip internal processor
Afterwards, the transmission of video and control is maintained, and sends an alert to management platform, server contention states are transmitted in real time, monitoring is played
The effect of server operation.Meanwhile, the present apparatus has the function of record BMC chip processor Inactivity Interval, according to Inactivity Interval
Time determine send Alert Level, and decide whether close server, it is ensured that server occurs without accident.
Brief description of the drawings
Fig. 1 is specific embodiment of the invention apparatus structure schematic diagram.
Fig. 2 is specific embodiment of the invention method flow schematic diagram.
In figure, 1-ARM processors, 2- Co-processor Modules, 21- house dog submodules, 22- data encapsulation analyzing sub-module,
23- associations processing control submodule, 3- server master boards, 4- communication modules, 5- management platforms.
Embodiment
Below in conjunction with the accompanying drawings and the present invention will be described in detail by specific embodiment, following examples are to the present invention
Explanation, and the invention is not limited in implementation below.
As shown in figure 1, the BMC chip that the present invention is provided intelligently assists processing unit, including：Arm processor 1, communication module
4th, Co-processor Module 2, server master board 3, management platform 5.Co-processor Module 2 is connected with arm processor 1,3 points of server master board
It is not connected with arm processor 1, Co-processor Module 2, management platform 5 is connected by communication module 4 with coprocessor.
Wherein Co-processor Module 2 includes：House dog submodule 21 and association's processing control submodule 23.
House dog submodule 21：Failure detection is carried out to arm processor 1 and arm processor 1 is resetted, and by arm processor
1 fail message and repositioning information are sent to association's processing control submodule 23.
Association's processing control submodule 23：It is provided with mainboard information receiving end mouthful and mainboard control signal sends port；Work as ARM
When processor 1 is normally run, the interactive information that arm processor 1 is sent is transmitted to management platform 5 through communication module 4, by ARM
The mainboard control signal that processor 1 is sent sends port through mainboard control signal and is transmitted to server master board 3, and will be through the mould that communicates
The control information that block 4 is received is sent to arm processor 1；When receiving 1 fail message of arm processor, it will be connect through mainboard information
The mainboard information that receiving end mouthful is received issues management platform 5 by communication module 4, and sends port by mainboard control signal and send mainboard
Control signal sends a warning to management platform 5 to server master board 3, and by communication module 4.
In the present embodiment, communication module 4 can use network interface, and mainboard information receiving end mouthful is video information receiving terminal
Mouthful, mainboard control signal sends port and sends port, the interactive information bag that arm processor 1 is sent for main plate power control signal
Include video information.Server master board 3 is by video information（VGA signals）Data signal can be converted to after sending through D/A converting circuit
After be sent to arm processor 1 or association processing control submodule 23.
Co-processor Module 2 also includes data and encapsulates analyzing sub-module 22, and data encapsulation analyzing sub-module 22 is used for ARM
Transmission data between reason device 1 and association's processing control submodule 23 are packaged or parsed.
When arm processor 1 is normally run, arm processor 1 is sent information and is transmitted to management platform 5 by Co-processor Module 2
Or server master board 3；During arm processor 1 fails, Co-processor Module 2 takes over the monitoring to server master board 3, that is, receives
The video information that server master board 3 is sent, is directly sent to management platform 5, and send motherboard power supply control letter by it through network
Number give server master board 3 so that play a part of monitoring server operation.When arm processor 1 reset and start finish after, then
Control is handed into arm processor 1.
Association's processing control submodule 23 is received after the fail message of arm processor 1, is judged always according to its inside configuration strategy
Alert Level, realizes alarm function, and failure is found in time for keeper.Association's processing control submodule 23 is configured with：
Alarm receiver unit：Receive the fail message of arm processor 1 that mouth mold block of guarding the gate is sent；
Alarm judging unit：Alert Level is judged according to the fail message of arm processor 1；
Alarm transmitting element：Warning information is sent in message form.
Association's processing control submodule 23 judges Alert Level according to time between failures, and decides whether to close server.
When Inactivity Interval is less than most short interval predetermined threshold value（It may be configured as 1 hour）, then three-level alarm is sent, and close clothes
Business device；When Inactivity Interval is less than midfeather predetermined threshold value（It may be configured as 12 hours）, then second-level alarm is sent；Work as Inactivity Interval
Less than most long interval predetermined threshold value（It may be configured as 24 hours）, then three-level alarm is sent.
The warning information message that alarm transmitting element is sent includes following information：Alarm types, purpose numbering, device request
Numbering, this arm processor out-of-service time, the Failure count of arm processor out-of-service time last time, 24 hours, history Failure count,
Overflow indicator, ECC check data.Management platform 5 receives message information, can monitoring server failure state in real time.
As shown in Fig. 2 the BMC chip that the present embodiment is provided intelligently assists processing method, following steps are specifically included：
S1：Interactive information and mainboard control signal that the forwarding arm processor 1 of Co-processor Module 2 is sent, and judge arm processor 1
Whether fail；
S2：The repeat step S1 if arm processor 1 does not fail, the adapter of the Co-processor Module 2 interaction letter if arm processor 1 fails
Breath and mainboard control signal, and send a warning, and restart arm processor 1.
The adapter interactive information of Co-processor Module 2 refers to that Co-processor Module 2 receives mainboard information and sent in step S2,
And motherboard power supply control signal is sent to server master board 3.
Sent a warning in step S2 and specifically include following steps：
S2.1：Judge whether Inactivity Interval is less than most short interval predetermined threshold value；
S2.2：If Inactivity Interval is less than most short interval predetermined threshold value, sends three-level alarm and close server；Otherwise judge to lose
Whether effect interval is less than middle rank interval predetermined threshold value；
S2.3：If Inactivity Interval is less than middle rank interval predetermined threshold value, second-level alarm is sent；Otherwise judge whether Inactivity Interval is small
In most long interval predetermined threshold value；
S2.4：If Inactivity Interval is less than maximum duration predetermined threshold value, primary alarm is sent.
Disclosed above is only the preferred embodiment of the present invention, but the present invention is not limited to this, any this area
What technical staff can think does not have a creative change, and some improvement made without departing from the principles of the present invention and
Retouching, should all be within the scope of the present invention.
Claims (10)
1. a kind of BMC chip intelligently assists processing unit, it is characterised in that including：Arm processor, communication module, with the ARM
The Co-processor Module of processor connection, the server master board being connected respectively with the arm processor, Co-processor Module, Yi Jitong
Cross the management platform that communication module is connected with Co-processor Module；
The Co-processor Module includes：
House dog submodule：Failure detection is carried out to arm processor and arm processor is resetted, and by arm processor fail message
Association's processing control submodule is sent to repositioning information；
Association's processing control submodule：It is provided with mainboard information receiving end mouthful and mainboard control signal sends port；Work as arm processor
During normal operation, the interactive information that arm processor is sent is transmitted to management platform through communication module, and arm processor is sent
Mainboard control signal send port through mainboard control signal and be transmitted to server master board, and the control that will be received through communication module
Information is sent to arm processor；When receiving arm processor fail message, the master that will be received through mainboard information receiving end mouthful
Plate information issues management platform by communication module, and sends port by mainboard control signal and send mainboard control signal to server
Mainboard, and sent a warning by communication module to management platform.
2. BMC chip according to claim 1 intelligently assists processing unit, it is characterised in that association's processing control submodule
Block includes：
Alarm receiver unit：Receive the arm processor fail message that mouth mold block of guarding the gate is sent；
Alarm judging unit：Alert Level is judged according to arm processor fail message；
Alarm transmitting element：Warning information is sent in message form.
3. BMC chip according to claim 2 intelligently assists processing unit, it is characterised in that alarm transmitting element is sent
Warning information message includes following information：When alarm types, purpose numbering, device request numbering, the failure of this arm processor
Between, the Failure count of arm processor out-of-service time last time, 24 hours, history Failure count, overflow indicator, ECC check data.
4. the BMC chip according to claim 1,2 or 3 intelligently assists processing unit, it is characterised in that mainboard information receiving end
Mouth is video information receiving port, and mainboard control signal sends port and sends port for main plate power control signal.
5. BMC chip according to claim 4 intelligently assists processing unit, it is characterised in that the interaction that arm processor is sent
Information includes video information.
6. the BMC chip according to claim 1,2 or 3 intelligently assists processing unit, it is characterised in that communication module is network
Interface.
7. the BMC chip according to claim 1,2 or 3 intelligently assists processing unit, it is characterised in that Co-processor Module is also wrapped
Data encapsulation analyzing sub-module is included, the data encapsulation analyzing sub-module is used for arm processor and association's processing control submodule
Between transmission data be packaged or parse.
8. a kind of BMC chip intelligently assists processing method, it is characterised in that including arm processor, Co-processor Module and server master
Plate；
It is further comprising the steps of：
S1：Interactive information and mainboard control signal that Co-processor Module forwarding arm processor is sent, and judge that arm processor is
No failure；
S2：The repeat step S1 if arm processor does not fail, the Co-processor Module adapter interactive information if arm processor fails
With mainboard control signal, and send a warning, and restart arm processor.
9. BMC chip according to claim 8 intelligently assists processing method, it is characterised in that Co-processor Module in step S2
Adapter interactive information refers to that Co-processor Module receives mainboard information and sent, and sends motherboard power supply control signal to service
Device mainboard.
10. BMC chip according to claim 8 or claim 9 intelligently assists processing method, it is characterised in that send police in step S2
Breath of notifying specifically includes following steps：
S2.1：Judge whether Inactivity Interval is less than most short interval predetermined threshold value；
S2.2：If Inactivity Interval is less than most short interval predetermined threshold value, sends three-level alarm and close server；Otherwise judge to lose
Whether effect interval is less than middle rank interval predetermined threshold value；
S2.3：If Inactivity Interval is less than middle rank interval predetermined threshold value, second-level alarm is sent；Otherwise judge whether Inactivity Interval is small
In most long interval predetermined threshold value；
S2.4：If Inactivity Interval is less than maximum duration predetermined threshold value, primary alarm is sent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567604.8A CN107315369B (en) | 2017-07-12 | 2017-07-12 | Intelligent co-processing device for BMC (baseboard management controller) chip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567604.8A CN107315369B (en) | 2017-07-12 | 2017-07-12 | Intelligent co-processing device for BMC (baseboard management controller) chip |
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| CN107315369A true CN107315369A (en) | 2017-11-03 |
| CN107315369B CN107315369B (en) | 2019-12-17 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070234123A1 (en) * | 2006-03-31 | 2007-10-04 | Inventec Corporation | Method for detecting switching failure |
| CN103324495A (en) * | 2012-03-23 | 2013-09-25 | 鸿富锦精密工业（深圳）有限公司 | Method and system for data center server boot management |
| CN103577298A (en) * | 2012-07-31 | 2014-02-12 | 鸿富锦精密工业（深圳）有限公司 | Baseboard management controller monitoring system and method |
| CN104317677A (en) * | 2014-09-29 | 2015-01-28 | 浪潮电子信息产业股份有限公司 | Brickland-based redundant monitoring management system and method |
| CN104503932A (en) * | 2015-01-07 | 2015-04-08 | 加弘科技咨询(上海)有限公司 | Method and system for judging master baseboard management controller of multi-mainboard server |
| CN104598329A (en) * | 2015-02-12 | 2015-05-06 | 浪潮电子信息产业股份有限公司 | Automatic BMC (baseboard management controller) fault solution method based on RMC (rack server management center) management |
| CN105117317A (en) * | 2015-08-17 | 2015-12-02 | 浪潮(北京)电子信息产业有限公司 | Method and device for monitoring server performance |
| CN105278644A (en) * | 2015-09-24 | 2016-01-27 | 浪潮电子信息产业股份有限公司 | Method for rotating fan of server at full-speed after BMC (Baseboard Management Controller) fails |
| CN106814834A (en) * | 2017-01-22 | 2017-06-09 | 济南浪潮高新科技投资发展有限公司 | A kind of server heat dissipation control method and system |
-
2017
- 2017-07-12 CN CN201710567604.8A patent/CN107315369B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070234123A1 (en) * | 2006-03-31 | 2007-10-04 | Inventec Corporation | Method for detecting switching failure |
| CN103324495A (en) * | 2012-03-23 | 2013-09-25 | 鸿富锦精密工业（深圳）有限公司 | Method and system for data center server boot management |
| CN103577298A (en) * | 2012-07-31 | 2014-02-12 | 鸿富锦精密工业（深圳）有限公司 | Baseboard management controller monitoring system and method |
| CN104317677A (en) * | 2014-09-29 | 2015-01-28 | 浪潮电子信息产业股份有限公司 | Brickland-based redundant monitoring management system and method |
| CN104503932A (en) * | 2015-01-07 | 2015-04-08 | 加弘科技咨询(上海)有限公司 | Method and system for judging master baseboard management controller of multi-mainboard server |
| CN104598329A (en) * | 2015-02-12 | 2015-05-06 | 浪潮电子信息产业股份有限公司 | Automatic BMC (baseboard management controller) fault solution method based on RMC (rack server management center) management |
| CN105117317A (en) * | 2015-08-17 | 2015-12-02 | 浪潮(北京)电子信息产业有限公司 | Method and device for monitoring server performance |
| CN105278644A (en) * | 2015-09-24 | 2016-01-27 | 浪潮电子信息产业股份有限公司 | Method for rotating fan of server at full-speed after BMC (Baseboard Management Controller) fails |
| CN106814834A (en) * | 2017-01-22 | 2017-06-09 | 济南浪潮高新科技投资发展有限公司 | A kind of server heat dissipation control method and system |
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| CN107315369B (en) | 2019-12-17 |
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Effective date of registration: 20191113 Address after: 215100 No. 1 Guanpu Road, Guoxiang Street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Applicant after: Suzhou Wave Intelligent Technology Co., Ltd. Address before: 450000 Henan province Zheng Dong New District of Zhengzhou City Xinyi Road No. 278 16 floor room 1601 Applicant before: Zhengzhou Yunhai Information Technology Co. Ltd. |
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