CN112463075A - Data reading and writing method and system of solid state disk - Google Patents
Data reading and writing method and system of solid state disk Download PDFInfo
- Publication number
- CN112463075A CN112463075A CN202011465295.1A CN202011465295A CN112463075A CN 112463075 A CN112463075 A CN 112463075A CN 202011465295 A CN202011465295 A CN 202011465295A CN 112463075 A CN112463075 A CN 112463075A
- Authority
- CN
- China
- Prior art keywords
- write
- read
- proportion
- pressure
- garbage collection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 40
- 239000007787 solid Substances 0.000 title claims abstract description 31
- 230000004044 response Effects 0.000 claims abstract description 19
- 238000004364 calculation method Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000004064 recycling Methods 0.000 description 4
- 238000013500 data storage Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0604—Improving or facilitating administration, e.g. storage management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0614—Improving the reliability of storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
- G06F3/0622—Securing storage systems in relation to access
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
The invention discloses a data reading and writing method and a system of a solid state disk, wherein the method comprises the following steps: continuously collecting and determining a capacity waterline of the solid state disk, and comparing the capacity waterline with a safety threshold; responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local; immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the input and output of the host is zero in the learning time; and controlling the garbage collection writing speed based on the locally stored reading and writing proportion and the reading and writing pressure in response to the end of the learning time. The invention can control the occupation of read-write resources and improve the processing speed and stability.
Description
Technical Field
The present invention relates to the field of data storage, and in particular, to a method and a system for reading and writing data in a solid state disk.
Background
In the big data era, the data storage capacity is increased with the development of new technologies such as 5G, artificial intelligence, big data, block chains and the like, higher requirements are placed on IOPS (read/write per second) and QOS (quality of service) for data storage, and the SSD is about to be developed in the data revolution. In practical application, the SSD needs to adapt to different workloads, and guarantees both IOPS and QOS and performance stability under different workloads, and especially under a read-write hybrid scenario, the SSD has different preemption degrees for nand flash bandwidths, thereby affecting the back-end garbage collection.
Aiming at the problems that the SSD data hybrid read-write resource in the prior art occupies high and affects the rear-end garbage recovery, no effective solution is available at present.
Disclosure of Invention
In view of this, an object of the embodiments of the present invention is to provide a method and a system for reading and writing data of a solid state disk, which can control occupation of read and write resources and improve processing speed and stability.
Based on the above purpose, a first aspect of the embodiments of the present invention provides a data reading and writing method for a solid state disk, including the following steps:
continuously collecting and determining a capacity waterline of the solid state disk, and comparing the capacity waterline with a safety threshold;
responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local;
immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the input and output of the host is zero in the learning time;
and controlling the garbage collection writing speed based on the locally stored reading and writing proportion and the reading and writing pressure in response to the end of the learning time.
In some embodiments, the method further comprises: and responding to the sudden change of the capacity waterline at any time, continuously acquiring the read-write proportion and the read-write pressure of the input and the output of the host within the learning time length again, and updating the read-write proportion and the read-write pressure to the local.
In some embodiments, the method further comprises: the speed of garbage collection writes is stopped or minimized in response to the capacity waterline continuing above a safe threshold.
In some embodiments, the method further comprises: while maximizing the speed of garbage collection and writing, continuously collecting the read-write pressure of the input and the output of the host; maximizing the speed of garbage collection writing continues until the host input-output read-write pressure is re-determined to be non-zero.
In some embodiments, controlling the speed of garbage collection writes based on locally stored read-write ratios and read-write pressures comprises: and determining a write arbitration curve based on the locally stored read-write proportion and the read-write pressure, and comparing a theoretical calculation value determined based on the write arbitration curve with the current value of the capacity waterline to determine the proportion of garbage collection write and host write.
In some embodiments, the method further comprises: the speed of garbage collection writes is further controlled based on the ratio of garbage collection writes to host writes, and the total write speed.
In some embodiments, determining a write arbitration curve based on the locally stored read-write proportion and read-write pressure comprises: determining a workload in advance, and determining a write arbitration curve using the workload based on the locally stored read-write proportion and the read-write pressure.
A second aspect of the embodiments of the present invention provides a data reading and writing system for a solid state disk, including:
a processor; and
a memory storing program code executable by the processor, the program code when executed performing the steps of:
continuously collecting and determining a capacity waterline of the solid state disk, and comparing the capacity waterline with a safety threshold; responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local;
immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the input and output of the host is zero in the learning time;
and controlling the garbage collection writing speed based on the locally stored reading and writing proportion and the reading and writing pressure in response to the end of the learning time.
In some embodiments, the steps further comprise: while maximizing the speed of garbage collection and writing, continuously collecting the read-write pressure of the input and the output of the host; maximizing the speed of garbage collection writing continues until the host input-output read-write pressure is re-determined to be non-zero.
In some embodiments, controlling the speed of garbage collection writes based on locally stored read-write ratios and read-write pressures comprises: and determining a write arbitration curve based on the locally stored read-write proportion and the read-write pressure, and comparing a theoretical calculation value determined based on the write arbitration curve with the current value of the capacity waterline to determine the proportion of garbage collection write and host write.
The invention has the following beneficial technical effects: according to the data reading and writing method and system for the solid state disk, provided by the embodiment of the invention, the capacity water level line of the solid state disk is continuously acquired and determined and is compared with the safety threshold value; responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local; immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the input and output of the host is zero in the learning time; the technical scheme of responding to the end of the learning time and controlling the garbage recycling writing speed based on the locally stored reading and writing proportion and the reading and writing pressure can control the occupation of reading and writing resources and improve the processing speed and stability.
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 of a data reading and writing method of a solid state disk provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
In view of the foregoing, a first aspect of the embodiments of the present invention provides an embodiment of a method for reading and writing data from and into a solid state disk, which improves processing speed and stability. Fig. 1 is a schematic flow chart of a data reading and writing method of a solid state disk provided in the present invention.
The data reading and writing method of the solid state disk, as shown in fig. 1, includes the following steps:
step S101, continuously collecting and determining a capacity waterline of the solid state disk, and comparing the capacity waterline with a safety threshold;
step S103, responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local;
step S105, in response to the fact that the read-write pressure of the input and the output of the host computer is determined to be zero in the learning time, immediately ending the learning time and maximizing the speed of garbage collection and writing;
and step S107, responding to the end of the learning time, and controlling the garbage recycling writing speed based on the locally stored reading and writing proportion and the reading and writing pressure.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), a Random Access Memory (RAM), or the like. Embodiments of the computer program may achieve the same or similar effects as any of the preceding method embodiments to which it corresponds.
In some embodiments, the method further comprises: and responding to the sudden change of the capacity waterline at any time, continuously acquiring the read-write proportion and the read-write pressure of the input and the output of the host within the learning time length again, and updating the read-write proportion and the read-write pressure to the local.
In some embodiments, the method further comprises: the speed of garbage collection writes is stopped or minimized in response to the capacity waterline continuing above a safe threshold.
In some embodiments, the method further comprises: while maximizing the speed of garbage collection and writing, continuously collecting the read-write pressure of the input and the output of the host; maximizing the speed of garbage collection writing continues until the host input-output read-write pressure is re-determined to be non-zero.
In some embodiments, controlling the speed of garbage collection writes based on locally stored read-write ratios and read-write pressures comprises: and determining a write arbitration curve based on the locally stored read-write proportion and the read-write pressure, and comparing a theoretical calculation value determined based on the write arbitration curve with the current value of the capacity waterline to determine the proportion of garbage collection write and host write.
In some embodiments, the method further comprises: the speed of garbage collection writes is further controlled based on the ratio of garbage collection writes to host writes, and the total write speed.
In some embodiments, determining a write arbitration curve based on the locally stored read-write proportion and read-write pressure comprises: determining a workload in advance, and determining a write arbitration curve using the workload based on the locally stored read-write proportion and the read-write pressure.
The following further illustrates embodiments of the invention in terms of specific examples.
Firstly, an algorithm for identifying host (host) workload is added, and after the workload is identified, a corresponding write arbitration strategy is formulated. And performing the read-write proportion statistics and the read-write pressure statistics of the Host IO, and regularly acquiring the water level line of the residual space of the SSD. And determining the strength for controlling host bandwidth and background garbage recovery according to the read-write proportion and pressure statistics.
The statistical method of the read-write proportion of the Host IO is as follows: and (3) adding and stopping garbage collection during the safe water level line, adding learning time T, learning the reading-writing proportion and the host pressure in the T, recording the learning time T into local, making a corresponding writing arbitration curve according to the reading-writing proportion and the host pressure after the T time, and adjusting and controlling the speed of background garbage collection according to the host writing proportion and the host pressure. Enabling the idle water level line of the SSD to be stable to a certain water level line based on the learned read-write proportion and pressure, and when the idle water level line of the SSD changes suddenly, needing to learn the read-write proportion and pressure of the host again, and finishing learning and updating the learning result in the local;
the above-mentioned way of controlling the garbage collection intensity adjusts the ratio of host write and GC (garbage collection) write according to the deviation of the idle waterline and the write arbitration theoretical calculation value. In addition, when the host IO is identified to be in an idle state, the garbage collection needs to be completely released according to the learning result, so that the waterline can quickly rise.
As can be seen from the foregoing embodiments, in the data reading and writing method for a solid state disk provided in the embodiments of the present invention, the capacity water level line of the solid state disk is continuously acquired and determined; responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local; immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the input and output of the host is zero in the learning time; the technical scheme of responding to the end of the learning time and controlling the garbage recycling writing speed based on the locally stored reading and writing proportion and the reading and writing pressure can control the occupation of reading and writing resources and improve the processing speed and stability.
It should be particularly noted that, steps in the embodiments of the data reading and writing method for a solid state disk described above may be intersected, replaced, added, and deleted, so that the data reading and writing method for a solid state disk, which is transformed by reasonable permutation and combination, shall also belong to the protection scope of the present invention, and shall not limit the protection scope of the present invention to the described embodiments.
In view of the foregoing, a second aspect of the embodiments of the present invention provides an embodiment of a data read/write system for a solid state disk, which quickly determines a performance bottleneck of a concurrent system to perform targeted optimization. The system comprises:
a processor; and
a memory storing program code executable by the processor, the program code when executed performing the steps of:
continuously collecting and determining a capacity waterline of the solid state disk, and comparing the capacity waterline with a safety threshold; responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local;
immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the input and output of the host is zero in the learning time;
and controlling the garbage collection writing speed based on the locally stored reading and writing proportion and the reading and writing pressure in response to the end of the learning time.
In some embodiments, the steps further comprise: while maximizing the speed of garbage collection and writing, continuously collecting the read-write pressure of the input and the output of the host; maximizing the speed of garbage collection writing continues until the host input-output read-write pressure is re-determined to be non-zero.
In some embodiments, controlling the speed of garbage collection writes based on locally stored read-write ratios and read-write pressures comprises: and determining a write arbitration curve based on the locally stored read-write proportion and the read-write pressure, and comparing a theoretical calculation value determined based on the write arbitration curve with the current value of the capacity waterline to determine the proportion of garbage collection write and host write.
It can be seen from the above embodiments that, in the system provided by the embodiment of the present invention, the capacity water level line of the solid state disk is continuously collected and determined, and is compared with the safety threshold; responding to the fact that the capacity waterline is continuously below the safety threshold, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host in the learning time length, and storing the read-write proportion and the read-write pressure to the local; immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the input and output of the host is zero in the learning time; the technical scheme of responding to the end of the learning time and controlling the garbage recycling writing speed based on the locally stored reading and writing proportion and the reading and writing pressure can control the occupation of reading and writing resources and improve the processing speed and stability.
It should be particularly noted that, the embodiment of the system described above adopts the embodiment of the data reading and writing method of the solid state disk to specifically describe the working process of each module, and those skilled in the art can easily think that these modules are applied to other embodiments of the data reading and writing method of the solid state disk. Of course, since the steps in the data reading and writing method embodiment of the solid state disk may be intersected, replaced, added, and deleted, these reasonable permutation, combination and transformation should also belong to the protection scope of the present invention in the system, and the protection scope of the present invention should not be limited to the embodiment.
The foregoing is an exemplary embodiment of the present disclosure, but it should be noted that various changes and modifications could be made herein without departing from the scope of the present disclosure as defined by the appended claims. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. Furthermore, although elements of the disclosed embodiments of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to these examples; within the idea of an embodiment of the invention, also technical features in the above embodiment or in different embodiments may be combined and there are many other variations of the different aspects of an embodiment of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present invention are intended to be included within the scope of the embodiments of the present invention.
Claims (10)
1. A data read-write method of a solid state disk is characterized by comprising the following steps:
continuously collecting and determining a capacity waterline of the solid state disk, and comparing the capacity waterline with a safety threshold;
responding to the fact that the capacity waterline is continuously below a safety threshold value, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host computer in the learning time length, and storing the read-write proportion and the read-write pressure to the local;
immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the host input and output is zero in the learning time;
controlling a speed of garbage collection writing based on a locally stored read-write proportion and a read-write pressure in response to the learning time ending.
2. The method of claim 1, further comprising: responding to the sudden change of the capacity waterline at any time, and continuously acquiring the read-write proportion and the read-write pressure of the input and the output of the host computer within the learning time length again and updating the read-write proportion and the read-write pressure to the local.
3. The method of claim 1, further comprising: stopping or minimizing the speed of garbage collection writes in response to the capacity waterline continuing to be above a safe threshold.
4. The method of claim 1, further comprising: while maximizing the speed of garbage collection writing, continuously collecting the read-write pressure of the input and the output of the host; maximizing the speed of garbage collection writing continues until the host input-output read-write pressure is re-determined to be non-zero.
5. The method of claim 1, wherein controlling the speed of garbage collection writes based on locally stored read-write ratios and read-write pressures comprises: and determining a write arbitration curve based on the locally stored read-write proportion and the read-write pressure, and comparing a theoretical calculation value determined based on the write arbitration curve with the current value of the capacity waterline to determine the proportion of garbage collection write and host write.
6. The method of claim 5, further comprising: the speed of garbage collection writes is further controlled based on the ratio of garbage collection writes to host writes, and the total write speed.
7. The method of claim 5, wherein determining a write arbitration curve based on locally stored read-write ratios and read-write pressures comprises: determining a workload in advance, and determining the write arbitration curve using the workload based on a locally stored read-write proportion and read-write pressure.
8. A data read-write system of a solid state disk is characterized by comprising:
a processor; and
a memory storing program code executable by the processor, the program code when executed performing the steps of:
continuously collecting and determining a capacity waterline of the solid state disk, and comparing the capacity waterline with a safety threshold;
responding to the fact that the capacity waterline is continuously below a safety threshold value, continuously collecting the read-write proportion and the read-write pressure of the input and the output of the host computer in the learning time length, and storing the read-write proportion and the read-write pressure to the local;
immediately ending the learning time and maximizing the speed of garbage collection writing in response to determining that the read-write pressure of the host input and output is zero in the learning time;
controlling a speed of garbage collection writing based on a locally stored read-write proportion and a read-write pressure in response to the learning time ending.
9. The system of claim 8, wherein the steps further comprise: while maximizing the speed of garbage collection writing, continuously collecting the read-write pressure of the input and the output of the host; maximizing the speed of garbage collection writing continues until the host input-output read-write pressure is re-determined to be non-zero.
10. The system of claim 8, wherein controlling the speed of garbage collection writes based on the locally stored read-write proportion and read-write pressure comprises: and determining a write arbitration curve based on the locally stored read-write proportion and the read-write pressure, and comparing a theoretical calculation value determined based on the write arbitration curve with the current value of the capacity waterline to determine the proportion of garbage collection write and host write.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011465295.1A CN112463075B (en) | 2020-12-14 | 2020-12-14 | Data reading and writing method and system of solid state disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011465295.1A CN112463075B (en) | 2020-12-14 | 2020-12-14 | Data reading and writing method and system of solid state disk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112463075A true CN112463075A (en) | 2021-03-09 |
| CN112463075B CN112463075B (en) | 2023-04-18 |
Family
ID=74804187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011465295.1A Active CN112463075B (en) | 2020-12-14 | 2020-12-14 | Data reading and writing method and system of solid state disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112463075B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115562617A (en) * | 2022-11-30 | 2023-01-03 | 苏州浪潮智能科技有限公司 | Depth setting method and system of FIFO memory and electronic equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109857337A (en) * | 2018-12-10 | 2019-06-07 | 浪潮(北京)电子信息产业有限公司 | A kind of writing speed control method, system, device and readable storage medium storing program for executing |
| CN111078134A (en) * | 2019-10-18 | 2020-04-28 | 苏州浪潮智能科技有限公司 | Method, apparatus, and medium for adjusting concurrent amount of garbage reclamation in a storage array |
| CN111813343A (en) * | 2020-07-16 | 2020-10-23 | 济南浪潮数据技术有限公司 | Solid state disk garbage recovery method, system and related components |
-
2020
- 2020-12-14 CN CN202011465295.1A patent/CN112463075B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109857337A (en) * | 2018-12-10 | 2019-06-07 | 浪潮(北京)电子信息产业有限公司 | A kind of writing speed control method, system, device and readable storage medium storing program for executing |
| CN111078134A (en) * | 2019-10-18 | 2020-04-28 | 苏州浪潮智能科技有限公司 | Method, apparatus, and medium for adjusting concurrent amount of garbage reclamation in a storage array |
| CN111813343A (en) * | 2020-07-16 | 2020-10-23 | 济南浪潮数据技术有限公司 | Solid state disk garbage recovery method, system and related components |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115562617A (en) * | 2022-11-30 | 2023-01-03 | 苏州浪潮智能科技有限公司 | Depth setting method and system of FIFO memory and electronic equipment |
| CN115562617B (en) * | 2022-11-30 | 2023-03-03 | 苏州浪潮智能科技有限公司 | Depth setting method and system of FIFO memory and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112463075B (en) | 2023-04-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110058794B (en) | Data storage device for dynamically executing garbage recovery and operation method | |
| US8832411B2 (en) | Working set swapping using a sequentially ordered swap file | |
| CN110941395B (en) | Dynamic random access memory, memory management method, system and storage medium | |
| CN107728953B (en) | Method for improving mixed read-write performance of solid state disk | |
| CN112749102B (en) | Memory space garbage recycling method, device, equipment and medium | |
| CN105095287A (en) | LSM (Log Structured Merge) data compact method and device | |
| US11874779B2 (en) | Scheduling of read operations and write operations based on a data bus mode | |
| CN114356248B (en) | Data processing method and device | |
| CN112463075B (en) | Data reading and writing method and system of solid state disk | |
| US11803321B2 (en) | Interruption of program operations at a memory sub-system | |
| CN105988875B (en) | Method and device for running process | |
| CN110674064B (en) | Data transmission method, device, equipment and computer readable storage medium | |
| CN112148488A (en) | Message processing method and system based on multi-cycle cache | |
| CN111435403B (en) | Wear balancing method and device for flash memory system | |
| CN108170380B (en) | Method for improving sequential reading performance of solid state disk and solid state disk | |
| CN109086001A (en) | A kind of NAND Flash rubbish recovering method and system | |
| CN111177027B (en) | Dynamic random access memory, memory management method, system and storage medium | |
| CN113076070A (en) | Data processing method and device | |
| CN111930304B (en) | Data acquisition speed control method, equipment and storage medium | |
| CN111338567B (en) | Mirror image caching method based on Protocol Buffer | |
| CN112905121A (en) | Data brushing method and system | |
| CN110888588A (en) | Flash memory controller and related access method and electronic device | |
| CN113918094B (en) | SSD writing bandwidth control method | |
| CN113590196B (en) | Data processing method and device based on 3D xPoint memory and readable storage medium | |
| CN117891410A (en) | Memory system and data processing method of flash memory |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |