CN113010108A - Storage system and hard disk management device thereof - Google Patents
Storage system and hard disk management device thereof Download PDFInfo
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- CN113010108A CN113010108A CN202110222813.5A CN202110222813A CN113010108A CN 113010108 A CN113010108 A CN 113010108A CN 202110222813 A CN202110222813 A CN 202110222813A CN 113010108 A CN113010108 A CN 113010108A
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- 238000003860 storage Methods 0.000 title claims abstract description 31
- 239000007787 solid Substances 0.000 claims abstract description 74
- 238000004891 communication Methods 0.000 claims abstract description 29
- 230000002349 favourable effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000003993 interaction Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 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
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- 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
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0658—Controller construction arrangements
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- 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
- G06F3/0683—Plurality of storage devices
- G06F3/0689—Disk arrays, e.g. RAID, JBOD
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0016—Inter-integrated circuit (I2C)
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Abstract
The invention discloses a hard disk management device, which considers that the communication modes of external equipment in a solid state disk are I2C communication, and the solid state disk can also generate in-band information of an I2C protocol, so that in order to uniformly and comprehensively manage and control a large number of solid state disks, a bus interface extension device is arranged in the hard disk management device, so that the control device can simultaneously realize the acquisition of in-band information of the solid state disks and the uniform management and control of the external equipment of the large number of solid state disks through the bus interface extension device, can more timely find the problems of the solid state disks and make corresponding control, and is favorable for the stable operation of a storage system. The invention also discloses a storage system which has the same beneficial effects as the hard disk management device.
Description
Technical Field
The invention relates to the field of storage systems, in particular to a hard disk management device, and also relates to a storage system.
Background
However, in the prior art, a CPU is usually used to connect a plurality of solid state disks via a PCIe (Peripheral Component Interconnect express) interface, and then the CPU can obtain in-band information (vendor information, basic attributes such as capacity) of each solid state disk via a PCIe protocol, but the above method cannot uniformly obtain out-of-band information (including temperature value, in-situ state, read-write rate, and the like) of the solid state disk, and cannot uniformly control out-of-band devices (ports, fans, and the like) of the solid state disk, so that management and control of the solid state disk have great limitations, and when a problem exists in a solid state disk, corresponding control may not be found and made in time, which is not conducive to stable operation of the storage system.
Therefore, how to provide a solution to the above technical problem is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a hard disk management device which can simultaneously realize the acquisition of in-band information of solid state disks and the unified management control of external devices of a large number of solid state disks, and is beneficial to the stable operation of a storage system; another object of the present invention is to provide a storage system including the above hard disk management apparatus, which can simultaneously achieve the acquisition of in-band information of the solid state disk and the unified management control of the out-band devices of a large number of solid state disks, and is favorable for stable operation of the storage system.
In order to solve the above technical problem, the present invention provides a hard disk management device, including:
the control device is used for responding to a first information acquisition instruction, acquiring in-band information and/or out-of-band information designated in the designated solid state disk through the two-wire serial bus I2C communication, and responding to the first control instruction, and controlling out-of-band equipment in the designated solid state disk through I2C communication;
the first end is connected with the control device, and the second end is respectively connected with the bus interface expansion devices of the solid state disks, so as to realize the I2C communication between the control device and the solid state disks.
Preferably, the hard disk management apparatus further includes:
a prompter;
the control device is further configured to control the prompter to prompt the acquired in-band information and the acquired out-of-band information.
Preferably, the hard disk management apparatus further includes:
instruction generating means for generating a second information acquisition instruction and/or a second control instruction therethrough;
the control device is further used for responding to the second information acquisition instruction, acquiring in-band information and/or out-of-band information specified in the specified solid state disk through I2C communication, and responding to the second control instruction, and controlling out-of-band equipment in the specified solid state disk through I2C communication;
the first information acquisition instruction and the first control instruction are both instructions automatically generated at preset intervals in the control device.
Preferably, the whole body formed by the prompter and the instruction generating device is a human-computer interaction interface.
Preferably, the control means is a controller originally present in the storage system.
Preferably, the control device is a baseboard management controller BMC.
Preferably, the out-of-band information includes a temperature value, a bit signal, a read-write rate, a bandwidth, and port link error information.
Preferably, the hard disk management apparatus further includes:
a memory connected to the control device;
the control device is further configured to store the acquired in-band information and the out-of-band information to the memory.
Preferably, the bus interface expansion device is a PFX;
the hard disk management device further includes:
the CPU in the storage system is used for acquiring the in-band information in the specified solid state disk through PCIe communication;
the PFX is connected with the CPU through an uplink high-speed serial computer expansion bus standard PCIe interface, and the PFX is connected with the plurality of solid state disks through a plurality of downlink PCIe interfaces in a one-to-one correspondence mode.
In order to solve the above technical problem, the present invention further provides a storage system, including the hard disk management apparatus as described above.
The invention provides a hard disk management device, which considers that the communication modes of external equipment in a solid state disk are I2C communication, and the solid state disk can also generate in-band information of an I2C protocol, so that in order to uniformly and comprehensively manage and control a large number of solid state disks, a bus interface extension device is arranged in the hard disk management device, so that the control device can simultaneously realize the acquisition of in-band information of the solid state disks and the uniform management and control of the external equipment of the large number of solid state disks through the bus interface extension device, can more timely find the problems of the solid state disks and make corresponding control, and is favorable for the stable operation of a storage system.
The invention also provides a storage system which has the same beneficial effects as the hard disk management device.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed in the prior art and the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a hardware management apparatus according to the present invention;
fig. 2 is a schematic structural diagram of another hardware management apparatus provided in the present invention.
Detailed Description
The core of the invention is to provide a hard disk management device which can simultaneously realize the acquisition of in-band information of the solid state disk and the unified management control of the out-band equipment of a large number of solid state disks, and is beneficial to the stable operation of a storage system; the other core of the invention is to provide a storage system comprising the hard disk management device, which can simultaneously realize the acquisition of in-band information of the solid state disks and the unified management control of the out-band equipment of a large number of solid state disks, and is favorable for the stable operation of the storage system.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a hardware management device according to the present invention, the hardware management device includes:
the control device 1 is used for responding to a first information acquisition instruction, acquiring in-band information and/or out-of-band information designated in a designated solid state disk through two-wire serial bus I2C communication, and responding to the first control instruction, and controlling out-of-band equipment in the designated solid state disk through I2C communication;
the first end is connected with the control device 1, and the second end is respectively connected with the bus interface expansion devices 2 of the plurality of solid state disks, so as to realize the I2C communication between the control device 1 and the plurality of solid state disks.
In particular, in view of the technical problems in the background art, in combination with the consideration that the communication modes of the out-band devices inside the solid state disk are I2C communication, and the solid state disk can also generate in-band information of I2C protocol, therefore, in order to uniformly and comprehensively manage and control a large number of solid state disks, the present application provides the bus interface extension apparatus 2, and the control apparatus 1 and the large number of solid state disks can be connected through the I2C bus via the bus interface extension apparatus 2, so that the control apparatus 1 can obtain the in-band information and/or out-band information specified in the specified solid state disk through the two-wire serial bus I2C communication in response to the first information obtaining instruction, and can also control the out-band devices in the specified solid state disk through the I2C communication in response to the first control instruction, and simultaneously achieve the obtaining of the in-band information of the solid state disk, and unified management control to the takeout equipment of a large amount of solid state hard drives to the structure of hard disk management device in this application is comparatively simple, therefore the cost is lower and be convenient for maintain.
Specifically, the first information obtaining instruction may be of various types, for example, the first information obtaining instruction may be an instruction generated according to a preset program cycle, or an instruction actively generated by a user, and the embodiment of the present invention is not limited herein.
After the in-band information and/or the out-of-band information are acquired, the state of the solid state disk can be comprehensively evaluated through the in-band information and the out-of-band information, so that the problems in the solid state disk can be found in time, the problems can be repaired through controlling the out-of-band equipment, the healthy and stable operation of a storage system is facilitated, and the working efficiency of the storage system is improved.
Specifically, the control for the out-of-band device may include various types, for example, the control may include control for a management controller, a fan, a CPLD (Complex programmable logic device), a light emitting diode, a fan, and various sensors, and the embodiment of the present invention is not limited herein.
The invention provides a hard disk management device, which considers that the communication modes of external equipment in a solid state disk are I2C communication, and the solid state disk can also generate in-band information of an I2C protocol, so that in order to uniformly and comprehensively manage and control a large number of solid state disks, a bus interface extension device is arranged in the hard disk management device, so that the control device can simultaneously realize the acquisition of in-band information of the solid state disks and the uniform management and control of the external equipment of the large number of solid state disks through the bus interface extension device, can more timely find the problems of the solid state disks and make corresponding control, and is favorable for the stable operation of a storage system.
For better explaining the embodiment of the present invention, please refer to fig. 2, fig. 2 is a schematic structural diagram of another hardware management apparatus provided by the present invention, and on the basis of the above embodiment:
as a preferred embodiment, the hard disk management apparatus further includes:
a prompter;
the control device 1 is further configured to control the prompter to prompt the acquired in-band information and out-of-band information.
Specifically, in order to facilitate a user to know in-band information and out-of-band information of a large amount of solid state disks in time, a prompter is further arranged in the embodiment of the invention, and after the in-band information and the out-of-band information are obtained, the control device 1 can control the prompter to prompt the in-band information and the out-of-band information, so that a worker can find and process problems in the solid state disks in the first time, the problem repairing speed is further improved, and the stable operation of the solid state disks is guaranteed.
As a preferred embodiment, the hard disk management apparatus further includes:
instruction generating means for generating a second information acquisition instruction and/or a second control instruction therethrough;
the control device 1 is further configured to, in response to a second information obtaining instruction, obtain in-band information and/or out-of-band information specified in the specified solid state disk through I2C communication, and in response to a second control instruction, control an out-of-band device in the specified solid state disk through I2C communication;
the first information obtaining instruction and the first control instruction are both instructions that are automatically generated at preset intervals inside the control device 1.
Specifically, in consideration of the fact that the staff also has the requirements for acquiring real-time in-band information and/or out-band information and controlling the out-band device of the solid state disk under certain conditions, the embodiment of the present invention further provides an instruction generating device, and the staff can generate a second information acquiring instruction and/or a second control instruction through the instruction generating device, so as to trigger the control device 1 to acquire corresponding information or control the out-band device of the solid state disk.
The preset period may be set autonomously, for example, may be 12 hours, and the embodiment of the present invention is not limited herein.
As a preferred embodiment, the whole formed by the prompter and the instruction generating device is a human-computer interaction interface.
Specifically, the human-computer interaction device 3 has the advantages of mature development, stable performance, low price and the like, and the human-computer interaction device 3 may be an original human-computer interaction device 3 of the storage system, which is not limited herein in the embodiment of the present invention.
Of course, besides the human-computer interaction device 3, the prompter and the instruction generating device may be of various types, respectively, and the embodiment of the present invention is not limited herein.
As a preferred embodiment, the control device 1 is a controller existing in the storage system.
Specifically, the original controller in the storage system can save cost and has stable performance.
Of course, the control device 1 may be of other types than the original controller in the storage system, and the embodiment of the present invention is not limited herein.
In a preferred embodiment, the control device 1 is a BMC (Baseboard Management Controller).
Specifically, BMC has the advantages of powerful performance and good stability.
Of course, the control device 1 may be of various types other than the BMC, and the embodiment of the present invention is not limited herein.
In a preferred embodiment, the out-of-band information includes temperature value, bit signal, read/write rate, bandwidth, and port link error information.
Specifically, the out-of-band information covers information of most out-of-band devices of the solid state disk, and comprehensive information management of the solid state disk can be achieved.
Of course, the out-of-band information may include other types besides the above-mentioned out-of-band information, such as a fan speed, and the like, and the embodiment of the present invention is not limited herein.
As a preferred embodiment, the hard disk management apparatus further includes:
a memory 4 connected to the control device 1;
the control device 1 is also arranged to store the acquired in-band information and out-of-band information to the memory 4.
Specifically, in order to facilitate the viewing and analysis of the historical out-of-band information and the in-band information at any time when needed later, the control device 1 in the embodiment of the present invention may further store the acquired in-band information and the acquired out-of-band information in the memory 4.
The memory 4 may be of various types, such as a hard disk, and the embodiment of the present invention is not limited herein.
As a preferred embodiment, the bus interface expansion device 2 is a PFX;
the hard disk management device further includes:
the CPU 5 in the storage system is used for acquiring in-band information in the specified solid state disk through PCIe communication;
the PFX uplink high-speed serial computer expansion bus standard PCIe interface is connected with the CPU 5, and a plurality of PFX downlink PCIe interfaces are connected with a plurality of solid state disks in a one-to-one correspondence mode.
Specifically, the PFX can simultaneously expand the I2C interface and the PCIe interface, so that the CPU 5 and the control device 1 can simultaneously manage and control the hard disk through the PFX, and the cost of the PFX itself is low.
Wherein, PFX is microsimichip PCIe SWITCH TEC, also a PCIe Switch chip.
The CPU 5 can perform data reading and writing on the solid state disk through PCIe communication on the one hand, and can acquire in-band information on the other hand.
Of course, the bus interface expansion apparatus 2 may be of various types other than PFX, and the embodiment of the present invention is not limited herein.
In order to solve the above technical problem, the present invention further provides a storage system, including the above hard disk management apparatus.
For the description of the storage system in the embodiment of the present invention, please refer to the foregoing embodiment of the hard disk management apparatus, and the embodiment of the present invention is not described herein again.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A hard disk management apparatus, comprising:
the control device is used for responding to a first information acquisition instruction, acquiring in-band information and/or out-of-band information designated in the designated solid state disk through the two-wire serial bus I2C communication, and responding to the first control instruction, and controlling out-of-band equipment in the designated solid state disk through I2C communication;
the first end is connected with the control device, and the second end is respectively connected with the bus interface expansion devices of the solid state disks, so as to realize the I2C communication between the control device and the solid state disks.
2. The hard disk management apparatus according to claim 1, further comprising:
a prompter;
the control device is further configured to control the prompter to prompt the acquired in-band information and the acquired out-of-band information.
3. The hard disk management apparatus according to claim 2, further comprising:
instruction generating means for generating a second information acquisition instruction and/or a second control instruction therethrough;
the control device is further used for responding to the second information acquisition instruction, acquiring in-band information and/or out-of-band information specified in the specified solid state disk through I2C communication, and responding to the second control instruction, and controlling out-of-band equipment in the specified solid state disk through I2C communication;
the first information acquisition instruction and the first control instruction are both instructions automatically generated at preset intervals in the control device.
4. The hard disk management device of claim 3, wherein the prompter and the instruction generating device are integrated into a human-computer interface.
5. The apparatus of claim 1, wherein the control device is an existing controller in the storage system.
6. The device of claim 5, wherein the control device is a Baseboard Management Controller (BMC).
7. The apparatus of claim 1, wherein the out-of-band information comprises temperature value, bit signal, read-write rate, bandwidth, and port link error information.
8. The hard disk management apparatus according to claim 1, further comprising:
a memory connected to the control device;
the control device is further configured to store the acquired in-band information and the out-of-band information to the memory.
9. The device of any one of claims 1 to 8, wherein the bus interface expansion device is a PFX;
the hard disk management device further includes:
the CPU in the storage system is used for acquiring the in-band information in the specified solid state disk through PCIe communication;
the PFX is connected with the CPU through an uplink high-speed serial computer expansion bus standard PCIe interface, and the PFX is connected with the plurality of solid state disks through a plurality of downlink PCIe interfaces in a one-to-one correspondence mode.
10. A storage system comprising the hard disk management apparatus as claimed in any one of claims 1 to 9.
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| CN202110222813.5A CN113010108A (en) | 2021-02-26 | 2021-02-26 | Storage system and hard disk management device thereof |
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| CN202110222813.5A CN113010108A (en) | 2021-02-26 | 2021-02-26 | Storage system and hard disk management device thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114613418A (en) * | 2022-04-02 | 2022-06-10 | 北京得瑞领新科技有限公司 | System and method for NVMe-MI function test of solid state disk |
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| CN109117342A (en) * | 2018-08-13 | 2019-01-01 | 郑州云海信息技术有限公司 | A kind of server and its hard disk health status monitoring system |
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Application publication date: 20210622 |