CN109741769B - Hard disk vibration reduction method and device based on PES data, terminal and storage medium - Google Patents
Hard disk vibration reduction method and device based on PES data, terminal and storage medium Download PDFInfo
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- 238000004590 computer program Methods 0.000 claims description 4
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Abstract
The invention provides a hard disk vibration reduction method, a device, a terminal and a storage medium based on PES data, comprising the following steps: acquiring serial port data of the hard disk; acquiring PES data of a hard disk magnetic head according to the serial port data; acquiring a vibration frequency band according to the PES data; and carrying out vibration reduction protection according to the vibration frequency band. The invention can quantitatively analyze the vibration influence on the hard disk, thereby pertinently implementing the vibration protection of the hard disk and greatly enhancing the vibration reduction effect on the hard disk.
Description
Technical Field
The invention belongs to the technical field of server testing, and particularly relates to a hard disk vibration reduction method, device, terminal and storage medium based on PES data.
Background
With the continuous development of hard disk technology, the capacity of a hard disk is rapidly increased, the capacity of the hard disk needs to be increased in a limited physical space of the magnetic disk and can be solved only by increasing the magnetic density of the magnetic disk, the gap between the magnetic tracks of the magnetic disk becomes smaller due to the increase of the magnetic density of the magnetic disk, the distance between the magnetic tracks of the magnetic disk is dozens of nanometers at present, the distance between the magnetic tracks of the hard disk is reduced to a range of 5 nanometers in the future popularization of HAMR technology, the requirement on the accurate positioning of a magnetic head is very high, and the positioning and reading and writing of the magnetic head are more easily influenced by external vibration interference.
Most of the existing hard disk vibration reduction methods are to arrange vibration reduction pads on a hard disk bracket, but the physical vibration caused by the vibration of a fan can be reduced only to a certain extent. The current maximum fan speed of Purley platforms has reached 2.6 million revolutions per second, causing high frequency vibrations that are quite severe. If the fan only blindly adopts the vibration damping material as before, the vibration damping effect is not ideal.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a hard disk vibration reduction method, a hard disk vibration reduction device, a hard disk vibration reduction terminal and a hard disk vibration reduction storage medium based on PES data, and aims to solve the technical problems.
In a first aspect, an embodiment of the present application provides a method for reducing vibration of a hard disk based on PES data, where the method includes:
acquiring serial port data of the hard disk;
acquiring PES data of a hard disk magnetic head according to the serial port data;
acquiring a vibration frequency band according to the PES data;
and carrying out vibration reduction protection according to the vibration frequency band.
With reference to the first aspect, in a first implementation manner of the first aspect, the acquiring PES data of the hard disk head according to the serial port data includes:
recompiling the serial port data;
and performing spread spectrum processing on the recompiled data to obtain the PES data.
With reference to the first aspect, in a second implementation manner of the first aspect, the acquiring a vibration band according to PES data includes:
generating a corresponding vibration frequency chart according to the PES data;
acquiring a low-frequency vibration frequency band according to the vibration frequency chart;
and acquiring a high-frequency vibration frequency band according to the vibration frequency chart.
With reference to the first aspect, in a third implementation manner of the first aspect, the performing vibration damping protection according to a vibration frequency band includes:
creating a database for storing damping methods and damping materials corresponding to the vibration frequency bands;
judging whether a matching vibration frequency band consistent with the currently acquired vibration frequency band exists in the database:
if so, calling a damping method and a damping material corresponding to the matched vibration frequency band;
and if not, judging and displaying that the matching fails.
In a second aspect, an embodiment of the present application provides a hard disk vibration damping device based on PES data, the device including:
the data acquisition unit is configured for acquiring the serial port data of the hard disk;
the data conversion unit is configured to acquire PES data of the hard disk magnetic head according to the serial port data;
the frequency band acquisition unit is configured to acquire a vibration frequency band according to the PES data;
and the vibration reduction protection unit is configured for vibration reduction protection according to the vibration frequency band.
With reference to the second aspect, in a first implementation manner of the second aspect, the data conversion unit includes:
the data compiling module is configured for recompiling the serial port data;
and the data spreading module is configured to perform spreading processing on the recompiled data to obtain the PES data.
With reference to the second aspect, in a second implementation manner of the second aspect, the frequency band obtaining unit includes:
the graph generation module is configured for generating a corresponding vibration frequency graph according to the PES data;
the low-frequency obtaining module is configured to obtain a low-frequency vibration frequency band according to the vibration frequency chart;
and the high-frequency obtaining module is configured to obtain a high-frequency vibration frequency band according to the vibration frequency chart.
With reference to the second aspect, in a third embodiment of the second aspect, the vibration damping protection unit includes:
the history storage module is configured for creating a database for storing the damping method and the damping material corresponding to the vibration frequency band;
the frequency band matching module is configured for judging whether a matching vibration frequency band consistent with the currently acquired vibration frequency band exists in the database;
the matching and calling module is configured for calling a damping method and a damping material corresponding to the matching vibration frequency band;
and the matching failure module is configured for judging and displaying the matching failure.
In a third aspect, a terminal is provided, including:
a processor, a memory, wherein,
the memory is used for storing a computer program which,
the processor is used for calling and running the computer program from the memory so as to make the terminal execute the method of the terminal.
In a fourth aspect, a computer storage medium is provided having stored therein instructions that, when executed on a computer, cause the computer to perform the method of the above aspects.
In a fifth aspect, there is provided a computer program product comprising instructions which, when run on a computer, cause the computer to perform the method of the above aspects.
The beneficial effect of the invention is that,
according to the hard disk vibration reduction method, device, terminal and storage medium based on the PES data, provided by the invention, the hard disk vibration frequency band is obtained according to the PES data by obtaining the serial port data of the hard disk and converting the serial port data into the PES data, so that vibration reduction protection is performed in a targeted manner according to the vibration frequency band. The invention can quantitatively analyze the vibration influence on the hard disk, thereby pertinently implementing the vibration protection of the hard disk and greatly enhancing the vibration reduction effect on the hard disk.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic flow chart diagram of a method of one embodiment of the present application.
FIG. 2 is a chart of hard disk vibration frequencies for a method of one embodiment of the present application.
FIG. 3 is a table of hard disk vibration frequencies before vibration protection for a method of one embodiment of the present application.
FIG. 4 is a table of hard disk vibration frequencies after vibration protection for a method according to one embodiment of the present application.
FIG. 5 is a schematic block diagram of an apparatus of one embodiment of the present application.
Fig. 6 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all 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 following explains key terms appearing in the present application.
FIG. 1 is a schematic flow chart diagram of a method of one embodiment of the present application. The execution body in FIG. 1 may be a hard disk vibration damping device based on PES data.
As shown in fig. 1, the method 100 includes:
Optionally, as an embodiment of the present application, the acquiring PES data of the hard disk head according to the serial port data includes:
recompiling the serial port data;
and performing spread spectrum processing on the recompiled data to obtain the PES data.
Optionally, as an embodiment of the present application, the acquiring a vibration frequency band according to PES data includes:
generating a corresponding vibration frequency chart according to the PES data;
acquiring a low-frequency vibration frequency band according to the vibration frequency chart;
and acquiring a high-frequency vibration frequency band according to the vibration frequency chart.
Optionally, as an embodiment of the present application, the performing vibration damping protection according to a vibration frequency band includes:
creating a database for storing damping methods and damping materials corresponding to the vibration frequency bands;
judging whether a matching vibration frequency band consistent with the currently acquired vibration frequency band exists in the database:
if so, calling a damping method and a damping material corresponding to the matched vibration frequency band;
and if not, judging and displaying that the matching fails.
In order to facilitate understanding of the present invention, the principle of the hard disk vibration reduction method based on PES data according to the present invention is combined with the process of analyzing and protecting the hard disk vibration in the embodiment to further describe the hard disk vibration reduction method based on PES data according to the present invention.
Specifically, the hard disk vibration reduction method based on PES data comprises the following steps:
and S1, acquiring the serial port data of the hard disk.
The serial port line is used for connecting the serial port of the hard disk, and the serial port data of the hard disk is acquired through a serial port equipment debugging tool V1.0.
And S2, acquiring PES data of the hard disk magnetic head according to the serial port data.
And recompiling and spreading the data captured by the serial port to obtain PES data of the hard disk magnetic head.
And S3, acquiring a vibration frequency band according to the PES data.
A vibration frequency chart is generated from the PES data as shown in fig. 2. And acquiring a low-frequency vibration frequency band and a high-frequency vibration frequency band from the chart.
And S4, performing vibration reduction protection according to the vibration frequency band.
And creating a database for storing damping methods (a damping pad is selected for a low-frequency vibration frequency band, silencing cotton is selected for a high-frequency vibration frequency band) and damping materials (different damping materials are selected for different frequency bands) corresponding to the vibration frequency bands, wherein the database needs to be updated continuously. Judging whether a matching vibration frequency band consistent with the currently acquired vibration frequency band exists in the database: if so, taking a damping method and a damping material corresponding to the matched vibration frequency band; if not, judging and displaying that the matching fails.
Referring to fig. 3 and 4, after adding the vibration protection measure to the hard disk, PES of the hard disk is measured, and it is found that the original peak vibration energy has been weakened and the hard disk performance is restored to 100% of the original spec. Therefore, the technical scheme of the application can effectively analyze the vibration influence on the hard disk, can feed back and guide the mechanism to carry out design improvement, and avoids high-frequency vibration energy in system conduction.
As shown in fig. 5, the apparatus 500 includes:
a data obtaining unit 510, where the data obtaining unit 510 is configured to obtain hard disk serial port data;
the data conversion unit 520, the data conversion unit 520 is used for obtaining the PES data of the hard disk magnetic head according to the serial port data;
a frequency band obtaining unit 530, where the frequency band obtaining unit 530 is configured to obtain a vibration frequency band according to the PES data;
and the vibration reduction protection unit 540, the vibration reduction protection unit 540 is used for performing vibration reduction protection according to the vibration frequency band.
Optionally, as an embodiment of the present application, the data conversion unit includes:
the data compiling module is configured for recompiling the serial port data;
and the data spreading module is configured to perform spreading processing on the recompiled data to obtain the PES data.
Optionally, as an embodiment of the present application, the frequency band obtaining unit includes:
the graph generation module is configured for generating a corresponding vibration frequency graph according to the PES data;
the low-frequency obtaining module is configured to obtain a low-frequency vibration frequency band according to the vibration frequency chart;
and the high-frequency obtaining module is configured to obtain a high-frequency vibration frequency band according to the vibration frequency chart.
Optionally, as an embodiment of the present application, the damping protection unit includes:
the history storage module is configured for creating a database for storing the damping method and the damping material corresponding to the vibration frequency band;
the frequency band matching module is configured for judging whether a matching vibration frequency band consistent with the currently acquired vibration frequency band exists in the database;
the matching and calling module is configured for calling a damping method and a damping material corresponding to the matching vibration frequency band;
and the matching failure module is configured for judging and displaying the matching failure.
Fig. 6 is a schematic structural diagram of a terminal device 600 according to an embodiment of the present invention, where the terminal device 600 may be used to execute a hard disk vibration reduction method based on PES data according to an embodiment of the present application.
The terminal device 600 may include: a processor 610, a memory 620, and a communication unit 630. The components communicate via one or more buses, and those skilled in the art will appreciate that the architecture of the servers shown in the figures is not limiting of the application, and may be a bus architecture, a star architecture, a combination of more or fewer components than those shown, or a different arrangement of components.
The memory 620 may be used for storing instructions executed by the processor 610, and the memory 620 may be implemented by any type of volatile or non-volatile storage terminal or combination thereof, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk. The executable instructions in memory 620, when executed by processor 610, enable terminal 600 to perform some or all of the steps in the method embodiments described below.
The processor 610 is a control center of the storage terminal, connects various parts of the entire electronic terminal using various interfaces and lines, and performs various functions of the electronic terminal and/or processes data by operating or executing software programs and/or modules stored in the memory 620 and calling data stored in the memory. The processor may be composed of an Integrated Circuit (IC), for example, a single packaged IC, or a plurality of packaged ICs connected with the same or different functions. For example, the processor 610 may include only a Central Processing Unit (CPU). In the embodiments of the present application, the CPU may be a single arithmetic core or may include multiple arithmetic cores.
A communication unit 630, configured to establish a communication channel so that the storage terminal can communicate with other terminals. And receiving user data sent by other terminals or sending the user data to other terminals.
The present application also provides a computer storage medium, wherein the computer storage medium may store a program, and the program may include some or all of the steps in the embodiments provided in the present application when executed. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM) or a Random Access Memory (RAM).
Therefore, the hard disk vibration frequency band is obtained according to the PES data by obtaining the serial port data of the hard disk and converting the serial port data into the PES data, and vibration reduction protection is performed according to the vibration frequency band in a targeted mode. The method can quantitatively analyze the vibration influence on the hard disk, thus pertinently implementing the vibration protection of the hard disk and greatly enhancing the vibration reduction effect on the hard disk.
Those skilled in the art will clearly understand that the techniques in the embodiments of the present application may be implemented by way of software plus a required general hardware platform. Based on such understanding, the technical solutions in the embodiments of the present application may be embodied in the form of a software product, where the computer software product is stored in a storage medium, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and the like, and includes several instructions to enable a computer terminal (which may be a personal computer, a server, or a second terminal, a network terminal, and the like) to perform all or part of the steps of the method according to the embodiments of the present invention.
The same and similar parts in the various embodiments in this specification may be referred to each other. Especially, for the terminal embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant points can be referred to the description in the method embodiment.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A hard disk vibration reduction method based on PES data is characterized by comprising the following steps:
acquiring serial port data of the hard disk;
acquiring PES data of a hard disk magnetic head according to the serial port data;
acquiring a vibration frequency band according to the PES data;
carrying out vibration reduction protection according to the vibration frequency band;
the acquiring PES data of the hard disk magnetic head according to the serial port data comprises the following steps:
recompiling the serial port data;
and performing spread spectrum processing on the recompiled data to obtain the PES data.
2. The method of claim 1, wherein the obtaining the vibration band according to the PES data comprises:
generating a corresponding vibration frequency chart according to the PES data;
acquiring a low-frequency vibration frequency band according to the vibration frequency chart;
and acquiring a high-frequency vibration frequency band according to the vibration frequency chart.
3. The method of claim 1, wherein the vibration damping protection according to the vibration frequency band comprises:
creating a database for storing damping methods and damping materials corresponding to the vibration frequency bands;
judging whether a matching vibration frequency band consistent with the currently acquired vibration frequency band exists in the database:
if so, calling a damping method and a damping material corresponding to the matched vibration frequency band;
and if not, judging and displaying that the matching fails.
4. A PES data-based hard disk vibration damping device, comprising:
the data acquisition unit is configured for acquiring the serial port data of the hard disk;
the data conversion unit is configured to acquire PES data of the hard disk magnetic head according to the serial port data;
the frequency band acquisition unit is configured to acquire a vibration frequency band according to the PES data;
the vibration reduction protection unit is configured for performing vibration reduction protection according to the vibration frequency band;
the data conversion unit includes:
the data compiling module is configured for recompiling the serial port data;
and the data spreading module is configured to perform spreading processing on the recompiled data to obtain the PES data.
5. The apparatus of claim 4, wherein the frequency band obtaining unit comprises:
the graph generation module is configured for generating a corresponding vibration frequency graph according to the PES data;
the low-frequency obtaining module is configured to obtain a low-frequency vibration frequency band according to the vibration frequency chart;
and the high-frequency obtaining module is configured to obtain a high-frequency vibration frequency band according to the vibration frequency chart.
6. The apparatus of claim 4, wherein the vibration damping protection unit comprises:
the history storage module is configured for creating a database for storing the damping method and the damping material corresponding to the vibration frequency band;
the frequency band matching module is configured for judging whether a matching vibration frequency band consistent with the currently acquired vibration frequency band exists in the database;
the matching and calling module is configured for calling a damping method and a damping material corresponding to the matching vibration frequency band;
and the matching failure module is configured for judging and displaying the matching failure.
7. A terminal, comprising:
a processor;
a memory for storing instructions for execution by the processor;
wherein the processor is configured to perform the method of any one of claims 1-3.
8. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the method according to any one of claims 1-3.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1941089A (en) * | 2005-09-27 | 2007-04-04 | 日立环球储存科技荷兰有限公司 | Disk drive and control method thereof |
| US8824088B2 (en) * | 2013-01-08 | 2014-09-02 | Dell Products L.P. | Method and system for hard disk drive throughput optimization using position error signaling |
| US9477274B2 (en) * | 2012-10-04 | 2016-10-25 | Dell Products L.P. | Cooling fan suspension vibration filter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110051581A1 (en) * | 2009-08-25 | 2011-03-03 | Seagate Technology Llc | Vibration analysis methodology using data storage devices |
| US20150219120A1 (en) * | 2014-01-31 | 2015-08-06 | Asia Vital Components Co., Ltd. | Fan frame body structure |
| US20170160771A1 (en) * | 2015-12-03 | 2017-06-08 | HGST Netherlands B.V. | Enhanced fan control in data storage enclosures |
| US10437270B2 (en) * | 2016-09-26 | 2019-10-08 | Dell Products L.P. | Systems and methods for reporting of excessive vibration conditions in a storage resource |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1941089A (en) * | 2005-09-27 | 2007-04-04 | 日立环球储存科技荷兰有限公司 | Disk drive and control method thereof |
| US9477274B2 (en) * | 2012-10-04 | 2016-10-25 | Dell Products L.P. | Cooling fan suspension vibration filter |
| US8824088B2 (en) * | 2013-01-08 | 2014-09-02 | Dell Products L.P. | Method and system for hard disk drive throughput optimization using position error signaling |
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