CN109989935B - Fan control method, device and equipment based on double-control storage server - Google Patents
Fan control method, device and equipment based on double-control storage server Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000004590 computer program Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 10
- 230000009977 dual effect Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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Abstract
The invention discloses a fan control method based on a double-control storage server, which comprises the steps of obtaining a state signal of the storage server after detecting that the storage server is in a standby power state, and indicating that the storage server is in a power-on state or a power-off state if the state signal is a non-running state signal. Therefore, only the selected first target CPLD is required to control the fan, and the other CPLD is in a non-control state at the moment, so that the interference on the control of the fan by the first target CPLD is avoided. In addition, the invention also discloses a fan control device, equipment and a storage medium based on the double-control storage server, and the effects are as above.
Description
Technical Field
The present invention relates to the field of servers, and in particular, to a method, an apparatus, a device, and a computer-readable storage medium for controlling a fan based on a dual-control storage server.
Background
In order to ensure high-reliability control of the storage server, a dual-controller scheme is generally adopted to control the fans. In general, the storage server is in an operating state after being normally powered on (standby state), and when the two controllers are normally operated, data communication exists between the two controllers, the BMC serving as the main control controller transmits the PWM signal output by the fan control strategy to the fan, and at this time, the BMC serving as the auxiliary control controller does not output the PWM signal. However, when the storage server is in the two states of the startup state and the shutdown state, the BMC of the dual-control controller does not output the PWM signal for controlling the fan, but the CPLD corresponding to the dual-control controller controls the fan, and in addition, when the storage server is not in the standby state, the CPLD corresponding to the dual-control storage server also controls the fan.
Disclosure of Invention
The invention aims to disclose a fan control method, a device, equipment and a computer readable storage medium based on a double-control storage server, which solve the problem of fan failure caused by uneven rotating speed when the storage server is in a starting state and a shutdown state and the fan is controlled to rotate by control signals with phase difference output by CPLDs of two controllers.
In order to achieve the above purpose, the embodiment of the invention discloses the following technical scheme:
the embodiment of the invention discloses a fan control method based on a double-control storage server, which comprises the following steps:
detecting whether the storage server is in a standby power state or not;
if the storage server is in the standby power state, acquiring a state signal of the storage server;
judging whether the state signal is an operation state signal;
and if the state signal is not the running state signal, selecting a first target CPLD and controlling the fan by using the first target CPLD.
Optionally, if the power supply is not in the standby state, the method further includes:
and selecting a second target CPLD and controlling the fan by utilizing the second target CPLD.
Optionally, the detecting whether the storage server is in a standby power state includes:
detecting whether the storage server is powered by an external power supply;
if yes, determining that the storage server is in the standby power state;
if not, determining that the storage server is not in the standby power state.
Optionally, the selecting a second target CPLD and controlling the fan by using the second target CPLD specifically includes:
detecting whether a delay signal sent by the internal power supply module is received;
if the delay signal is received, executing the following steps:
detecting whether the two CPLDs are both in place;
if so, determining the master control CPLD as the second target CPLD;
if not, determining the CPLD in place as the second target CPLD;
correspondingly, before the delay time corresponding to the delay signal, the second target CPLD is utilized to control the fan to rotate at a preset rotating speed;
and after the delay time corresponding to the delay signal, controlling the fan to be static by using the second target CPLD.
Optionally, the selecting a first target CPLD and controlling the fan by using the first target CPLD specifically includes:
detecting whether the two CPLDs are both in place;
if so, determining the master control CPLD as the first target CPLD and controlling the fan;
if not, determining that the CPLD in place is the first target CPLD and controlling the fan.
Optionally, if the state signal is a power-on signal, controlling the fan by using the first target CPLD specifically includes:
controlling the fan to rotate at a first rotation speed by using the first target CPLD;
correspondingly, if the status signal is a shutdown signal, controlling the fan by using the first target CPLD specifically includes:
and controlling the fan to rotate at a second rotating speed by utilizing the first target CPLD.
Second, the embodiment of the invention discloses a fan control device based on a double-control storage server, which comprises:
the detection module is used for detecting whether the storage server is in a standby power state or not; if the power supply is in the standby power state, entering an acquisition module;
the acquisition module is used for acquiring the state signal of the storage server;
the judging module is used for judging whether the state signal is an operation state signal; if the state signal is not the running state signal, entering a first control module;
the first control module is used for selecting a first target CPLD and controlling the fan by utilizing the first target CPLD.
Optionally, the method further includes:
and the second control module is used for selecting a second target CPLD and controlling the fan by utilizing the second target CPLD.
Third, the embodiment of the invention discloses a fan control device based on a double-control storage server, which comprises:
a memory for storing a computer program;
a processor for executing the computer program stored in the memory to implement the steps of any of the above-mentioned dual-control storage server-based fan control methods.
Fourthly, the embodiment of the invention discloses a computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and the computer program is executed by a processor to realize the steps of the dual-control storage server-based fan control method.
The embodiment of the invention discloses a fan control method based on a double-control storage server, which comprises the steps of obtaining a state signal of the storage server after detecting that the storage server is in a standby power state, and indicating that the storage server is in a power-on state or a power-off state if the state signal is a non-running state signal. Therefore, only the selected first target CPLD is required to control the fan, and the other CPLD is in a non-control state at the moment, so that the interference on the control of the fan by the first target CPLD is avoided. Accordingly, the problem of fan failure caused by uneven fan rotating speed does not exist. In addition, the embodiment of the invention also discloses a fan control device, equipment and a storage medium based on the double-control storage server, and the effects are as above.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flow chart illustrating a fan control method based on a dual-control storage server according to a first embodiment of the present invention;
fig. 2 is a schematic flowchart of a specific implementation manner of step S104 according to the embodiment of the present invention;
fig. 3 is a schematic flow chart of a fan control method based on a dual-control storage server according to a second embodiment of the present invention;
fig. 4 is a flowchart illustrating a specific implementation manner of step S301 according to the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a fan control apparatus based on a dual-control storage server according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a fan control device based on a dual-control storage server according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a fan control method, a device and equipment based on a double-control storage server and a computer readable storage medium, which solve the problem of fan failure caused by uneven rotating speed when a control signal with phase difference output by CPLDs of two controllers controls a fan to rotate when the storage server is in a starting state and a shutdown state.
Referring to fig. 1, fig. 1 is a schematic flow chart of a fan control method based on a dual-control storage server according to a first embodiment of the present invention, where the method includes:
s101: whether the storage server is in a standby state or not is detected. If the power supply is in the standby state, the process proceeds to step S102.
Specifically, in this embodiment, whether the storage server is in the standby state specifically detects whether the storage server is powered by an external power supply, and detects whether the storage server is powered by the external power supply and can be powered by the AC cable of the storage server is in place, and if the AC cable is not in place, it indicates that the storage server is powered by the internal power supply instead of the external power supply at this time.
As an alternative embodiment of the present invention, step S101 specifically includes:
whether the storage server is powered by an external power supply is detected.
And if so, determining that the storage server is in a standby power state.
If not, determining that the storage server is not in a standby power state.
S102: and acquiring a state signal of the storage server.
S103: and judging whether the state signal is an operation state signal. If the status signal is not running, the process proceeds to S104.
Specifically, in this embodiment, the storage server has a power-on state, a power-off state, and an operating state, and when the storage server is in the operating state, the BMCs of the dual controller may respectively and correspondingly control the storage server). When the storage server is in the power-on state or the power-off state, step S104 is entered.
S104: and selecting a first target CPLD and controlling the fan by using the first target CPLD.
Specifically, the selecting of the first target CPLD may be performed according to whether the CPLDs of the two controllers are in place, for this reason, the embodiment of the present invention discloses a specific implementation manner of step S104, please refer to fig. 2, and fig. 2 is a flowchart illustrating a specific implementation manner of step S104 disclosed in the embodiment of the present invention, including:
s201: detecting whether the two CPLDs are in place or not; if yes, the process proceeds to step S202. If not, the process proceeds to step S203.
S202: and the controller is used for determining the master CPLD as the first target CPLD and controlling the fan.
S203: and determining the CPLD in the position as a first target CPLD and controlling the fan.
Specifically, when the first target CPLD is used to control the fan, the corresponding control may be performed according to the power-on state and the power-off state of the fan. If the state signal is the on-state signal, the first target CPLD controls the fan to rotate at the first rotating speed, and if the state signal is the off-state signal, the first target CPLD controls the fan to rotate at the second rotating speed.
The embodiment of the invention discloses a fan control method based on a double-control storage server, which comprises the steps of obtaining a state signal of the storage server after detecting that the storage server is in a standby power state, and indicating that the storage server is in a power-on state or a power-off state if the state signal is a non-running state signal. Therefore, only the selected first target CPLD is required to control the fan, and the other CPLD is in a non-control state at the moment, so that the interference on the control of the fan by the first target CPLD is avoided. Accordingly, the problem of fan failure caused by uneven fan rotating speed does not exist.
When the storage server is not in a standby state, the internal power supply supplies power to the storage server, and at the moment, the rotation of the fan is also controlled by the CPLDs of the two controllers, so that the problem that the rotation speed of the fan is not uniform due to the fact that the CPLDs of the two controllers simultaneously control the fan when the storage server is not in the standby state is solved. Referring to fig. 3, fig. 3 is a schematic flow chart of a fan control method based on a dual-control storage server according to a second embodiment of the present invention, where the method includes:
s101: whether the storage server is in a standby state or not is detected. If the power supply is in the standby state, the process proceeds to step S102. If the power supply is not in the standby state, the process proceeds to step S301.
S102: and acquiring a state signal of the storage server.
S103: and judging whether the state signal is an operation state signal. If the status signal is not the operation status signal, the process proceeds to step S104.
S104: and selecting a first target CPLD and controlling the fan by using the first target CPLD.
S301: and selecting a second target CPLD and controlling the fan by using the second target CPLD.
Specifically, in this embodiment, when the second target CPLD is selected, whether the internal power supply sends the delay signal may be detected, and if the internal power supply sends the delay signal at this time, it indicates that the storage server is not in the standby power state at this time.
The present invention discloses a specific implementation manner for step S301, please refer to fig. 4, where fig. 4 is a flowchart illustrating a specific implementation manner for step S301 according to an embodiment of the present invention, and includes:
s401: whether a delay signal sent by the internal power supply module is received or not is detected, and if the delay signal is received, the step S402 is executed.
S402: and detecting whether the two CPLDs are in place, if so, entering a step S403, and if not, entering a step S404.
S403: and determining the master CPLD as the second target CPLD, and executing step S405 and step S406.
S404: the CPLD in place is determined to be the second target CPLD, and step S405 and step S406 are executed.
Specifically, after step S403 or step S404, step S405 and step S406 may be performed.
S405: and before the delay time corresponding to the delay signal, controlling the fan to rotate at a preset rotating speed by using the second target CPLD.
Specifically, the preset rotation speed may be determined empirically, for example, 50% or 60% of the maximum rotation speed of the fan.
S406: and after the delay time corresponding to the delay signal, controlling the fan to be static by using the second target CPLD.
Specifically, the embodiment of the present invention is described by taking an example of a delay time of 3 seconds, after receiving a delay signal of 3 seconds of delay sent by an internal power supply, before reaching a time point of 3 seconds of delay, the second target CPLD first controls the fan to rotate at 50% of the maximum rotation speed of the fan, and at a time point of 3 seconds after reaching delay, the fan can be in a stationary state.
The fan control method based on the double-control storage server disclosed by the second embodiment of the invention has the beneficial effects that the problem of uneven rotating speed of the fan caused by the fact that the CPLDs of two controllers simultaneously control the fan is avoided by selecting the second target CPLD to control the fan when the storage server is not in a standby power state.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a fan control device based on a dual-control storage server according to an embodiment of the present invention, where the fan control device based on a dual-control storage server includes:
a detection module 501, configured to detect whether the storage server is in a standby power state; if the power supply is in the standby power state, entering an acquisition module;
an obtaining module 502, configured to obtain a status signal of a storage server;
a judging module 503, configured to judge whether the status signal is an operation status signal; if the state signal is not the running state signal, entering a first control module;
the first control module 504 is configured to select a first target CPLD and control the fan using the first target CPLD.
The embodiment of the invention discloses a fan control device based on a double-control storage server, which is characterized in that after a detection module detects that the storage server is in a standby power state, an acquisition module acquires a state signal of the storage server, and when a judgment module judges that the state signal is a non-running state signal, the storage server is in a starting state or a shutdown state. Therefore, only the selected first target CPLD is required to control the fan, and the other CPLD is in a non-control state at the moment, so that the interference on the control of the fan by the first target CPLD is avoided. Accordingly, the problem of fan failure caused by uneven fan rotating speed does not exist.
Based on the above embodiment, as an optional embodiment, the method further includes:
and the second control module is used for selecting the second target CPLD and controlling the fan by utilizing the second target CPLD.
Based on the foregoing embodiments, as an optional embodiment, the detection module 501 includes:
the first detection unit is used for detecting whether the storage server is powered by an external power supply; if yes, entering a first determining unit, and if not, entering a second determining unit;
the first determining unit is used for determining that the storage server is in a standby power state;
and the second determination unit is used for determining that the storage server is not in a standby power state.
Based on the above embodiment, as an optional embodiment, the second control module includes:
the second detection unit is used for detecting whether a delay signal sent by the internal power supply module is received or not;
if the delay signal is received, entering a third detection unit;
the third detection unit is used for detecting whether the two CPLDs are both in place; if yes, entering a third determining unit, and if not, entering a fourth determining unit.
The third determining unit is used for determining the master control CPLD as a second target CPLD, and correspondingly, before the delay time corresponding to the delay signal, the second target CPLD is used for controlling the fan to rotate at the preset rotating speed; after the delay time corresponding to the delay signal, the fan is then controlled to be stationary using the second target CPLD.
The fourth determining unit is used for determining the CPLD in place as a second target CPLD; correspondingly, before the delay time corresponding to the delay signal, the second target CPLD is utilized to control the fan to rotate at the preset rotating speed; after the delay time corresponding to the delay signal, the fan is then controlled to be stationary using the second target CPLD.
Based on the above embodiments, as an alternative embodiment, the first control module 504 includes:
the fourth detection unit is used for detecting whether the two CPLDs are both in place; if yes, entering a fifth determining unit, and if not, entering.
The fifth determining unit is used for determining the master control CPLD as the first target CPLD and controlling the fan;
and the sixth determining unit is used for determining the CPLD in place as the first target CPLD and controlling the fan.
Referring to fig. 6, fig. 6 is a schematic structural diagram of a fan control device based on a dual-control storage server according to an embodiment of the present invention, where the device includes:
a memory 601 for storing a computer program;
a processor 602 for executing the computer program stored in the memory to implement the steps of the dual-control storage server-based fan control method mentioned in any of the above embodiments.
The fan control device based on the dual-control storage server disclosed in this embodiment may call the computer program stored in the memory through the processor to implement the steps of the fan control method based on the dual-control storage server disclosed in any of the above embodiments, so that the fan control device has the same practical effects as the above fan control method based on the dual-control storage server.
In order to better understand the present solution, a computer-readable storage medium is disclosed in an embodiment of the present invention, and a computer program is stored on the computer-readable storage medium, and when being executed by a processor, the computer program implements the steps of the fan control method based on the dual-control storage server according to any of the above embodiments.
Since the computer program stored in the computer-readable storage medium can be called by the processor to implement the steps of the fan control method based on the dual-control storage server as disclosed in any of the above embodiments, the computer-readable storage medium has the same practical effect as the above fan control method based on the dual-control storage server.
The method, the apparatus, the device and the computer readable storage medium for controlling the fan based on the dual-control storage server disclosed in the present application are described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
Claims (10)
1. A fan control method based on a double-control storage server is characterized by comprising the following steps:
detecting whether the storage server is in a standby power state or not;
if the storage server is in the standby power state, acquiring a state signal of the storage server;
judging whether the state signal is an operation state signal;
and if the state signal is not the running state signal, selecting a first target CPLD, controlling the fan by using the first target CPLD, and enabling the other CPLD to be in a non-control state of the fan.
2. The dual-control storage server-based fan control method according to claim 1, further comprising, if not in the standby power state:
and selecting a second target CPLD and controlling the fan by utilizing the second target CPLD.
3. The dual-control storage server-based fan control method according to claim 1, wherein the detecting whether the storage server is in a standby state comprises:
detecting whether the storage server is powered by an external power supply;
if yes, determining that the storage server is in the standby power state;
if not, determining that the storage server is not in the standby power state.
4. The dual-control storage server-based fan control method according to claim 2, wherein the selecting a second target CPLD and controlling the fan using the second target CPLD specifically comprises:
detecting whether a delay signal sent by an internal power supply module is received;
if the delay signal is received, executing the following steps:
detecting whether the two CPLDs are both in place;
if so, determining the master control CPLD as the second target CPLD;
if not, determining the CPLD in place as the second target CPLD;
correspondingly, before the delay time corresponding to the delay signal, the second target CPLD is utilized to control the fan to rotate at a preset rotating speed;
and after the delay time corresponding to the delay signal, controlling the fan to be static by using the second target CPLD.
5. The dual-control storage server-based fan control method according to claim 1, wherein the selecting a first target CPLD and controlling the fan using the first target CPLD specifically comprises:
detecting whether the two CPLDs are both in place;
if so, determining the master control CPLD as the first target CPLD and controlling the fan;
if not, determining that the CPLD in place is the first target CPLD and controlling the fan.
6. The dual-control storage server-based fan control method according to claim 5, wherein if the status signal is a power-on signal, controlling the fan by using the first target CPLD specifically comprises:
controlling the fan to rotate at a first rotation speed by using the first target CPLD;
correspondingly, if the status signal is a shutdown signal, controlling the fan by using the first target CPLD specifically includes:
and controlling the fan to rotate at a second rotating speed by utilizing the first target CPLD.
7. A fan control device based on double-control storage server is characterized by comprising:
the detection module is used for detecting whether the storage server is in a standby power state or not; if the power supply is in the standby power state, entering an acquisition module;
the acquisition module is used for acquiring the state signal of the storage server;
the judging module is used for judging whether the state signal is an operation state signal; if the state signal is not the running state signal, entering a first control module;
the first control module is used for selecting a first target CPLD, controlling the fan by using the first target CPLD and enabling the other CPLD to be in a non-control state on the fan.
8. The dual-control storage server-based fan control device according to claim 7, further comprising:
and the second control module is used for selecting a second target CPLD and controlling the fan by utilizing the second target CPLD.
9. A fan control device based on a dual-control storage server, comprising:
a memory for storing a computer program;
a processor for executing a computer program stored in the memory to implement the steps of the dual on-premise storage server based fan control method according to any of claims 1 to 6.
10. A computer-readable storage medium having a computer program stored thereon, the computer program being executable by a processor to perform the steps of the dual storage server-based fan control method according to any one of claims 1 to 6.
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| CN201910290155.6A CN109989935B (en) | 2019-04-11 | 2019-04-11 | Fan control method, device and equipment based on double-control storage server |
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