CN104461800A - Hard disk running state detection system - Google Patents
Hard disk running state detection system Download PDFInfo
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- CN104461800A CN104461800A CN201410680612.XA CN201410680612A CN104461800A CN 104461800 A CN104461800 A CN 104461800A CN 201410680612 A CN201410680612 A CN 201410680612A CN 104461800 A CN104461800 A CN 104461800A
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Abstract
A hard disk running state detection system comprises a substrate management controller, at least one hard disk, an SAS expansion card, wherein each hard disk comprises a signal output interface, running state signals of the hard disks are transmitted to corresponding signal indicator lamps through the corresponding signal output interfaces so that the indicator lamps can be controlled to display the running states of the corresponding hard disks, the SAS expansion card is electrically connected with the substrate management controller and is electrically connected with the hard disks through the corresponding signal output interfaces, the SAS expansion card is used for receiving the running state signals of the hard disks through a parallel interface communication protocol, obtaining corresponding first hard disk state information through analysis and conducting communication protocol conversion, corresponding second hard disk state information obtained through conversion is transmitted to the substrate management controller through a UART communication protocol, the substrate management controller obtains the second hard disk state information through the UART communication protocol and transmits the second hard disk state information to a remote control end through a network, and the remote control end can remotely monitor the running states of the hard disks in real time.
Description
Technical field
The present invention relates to server system technical field, particularly relate to a kind of hard disk running status detection system being carried out the running status of remote detection HDD by UART serial ports.
Background technology
Server is the important foundation of the network architecture.Usually in the server, hard disk (Hard Disk Drive is called for short HDD) is used to the pen recorder of storage information.Can comprise multiple HDD in server system, each HDD has three state: normal run (Active) state, hard disk exists (Present) state or be in hard disk loads unsuccessfully (Fail) state.
In existing Servers-all system, the running status of each HDD lights its corresponding HDD LED by the output of relevant signal to show intuitively; The running status of HDD is indicated to load unsuccessfully (Fail) state for normally running (Active) state, hard disk existence (Present) state or being in hard disk by the bright light color of LED, effectively can reflect the duty of hard disk, inspect for user.But, because 3 kinds of running statuses of existing HDD can only at the scene by checking that the bright light color of LED identifies, cannot the running status of each HDD of long-range real-time detection.
Therefore, the running status of each HDD of design energy remote monitoring, makes staff can find faulty hard disk timely and effectively, improves the stability of system and the ageing of faulty hard disk process, ensures that the trouble-free operation of system just becomes problem demanding prompt solution.
Summary of the invention
Running status for HDD each in existing server system can only at the scene by checking that the bright light color of LED identifies, cannot the technical matters of running status of each HDD of long-range real-time detection, the object of the present invention is to provide a kind of hard disk running status detection system, the operating state signal of hard disk is gathered by arranging SAS expansion card, and adopt UART communication protocol and baseboard management controller to carry out data communication, realize the running status of each HDD of remote monitoring, the stability of effective raising system and the ageing of faulty hard disk process.
For achieving the above object, the invention provides a kind of hard disk running status detection system, comprising: a baseboard management controller, at least one hard disk, hard disk described in each has a signal output interface, the operating state signal of described at least one hard disk transfers to corresponding signal lamp by corresponding described signal output interface, to control the running status of the described at least one hard disk of corresponding described signal lamp display, one SAS expansion card, be electrically connected described baseboard management controller, and be electrically connected described at least one hard disk by corresponding described signal output interface, for being received the operating state signal of described at least one hard disk by Parallel Interface Communication agreement, parse corresponding first disk state information, to go forward side by side Serial Communication protocol conversion, corresponding second disk state information after conversion is sent to described baseboard management controller by UART communication protocol, wherein said baseboard management controller obtains described second disk state information by described UART communication protocol, and be sent to remote control terminal by network, for the running status of at least one hard disk described in described remote control terminal real-time remote monitoring.
In an embodiment of the present invention, described baseboard management controller also comprises one first register, after described baseboard management controller obtains described second disk state information by described UART communication protocol, first by described second disk state information temporary storage in described first register.
In an embodiment of the present invention, described baseboard management controller also comprises one first UART interface; Described SAS expansion card comprises: at least one group of GPIO interface, and each group GPIO interface is electrically connected hard disk described in, to be received the operating state signal of described hard disk by Parallel Interface Communication agreement by signal output interface described in; One SGPIO unit, for resolving the operating state signal of described at least one hard disk, parse described first disk state information accordingly, Serial Communication protocol conversion of going forward side by side, converting to can by the described second disk state information of described UART communication protocol transmission; One second UART interface, is electrically connected described first UART interface of described baseboard management controller, the described second disk state information after conversion is sent to described baseboard management controller by described UART communication protocol.
In an embodiment of the present invention, described SAS expansion card also comprises: one second register, be electrically connected described SGPIO unit, when described SGPIO unit resolves goes out described first disk state information after converting described second disk state information to accordingly, first by the described second disk state information temporary storage after conversion in described second register.
The invention has the advantages that: utilize hard disk running status detection system of the present invention, detect the running status of multiple hard disk with a baseboard management controller in real time, and remote control terminal can be sent to by network, inspect for user is long-range.Make staff can find faulty hard disk timely and effectively, improve the stability of system and the ageing of faulty hard disk process, ensure the trouble-free operation of system.
Accompanying drawing explanation
Fig. 1, the configuration diagram of hard disk running status detection system one embodiment of the present invention;
Fig. 2, the configuration diagram of another embodiment of hard disk running status detection system of the present invention.
Embodiment
Below in conjunction with accompanying drawing, hard disk running status detection system provided by the invention is elaborated.
With reference to figure 1, the configuration diagram of hard disk running status detection system one embodiment of the present invention; Described hard disk running status detection system 10 comprises a hard disk (Hard Disk Drive in the present embodiment, HDD) 12, one SAS expansion card 14 and a baseboard management controller (Baseboard Management Controller, BMC) 16.
Described hard disk 12 has a signal output interface 121, and the operating state signal of described hard disk 12 transfers to corresponding external signal pilot lamp 19 by described signal output interface 121, to control the running status that described signal lamp 19 shows described hard disk 12.Wherein, described signal lamp 19 can be LED.Indicate the running status of hard disk 12 to load unsuccessfully (Fail) state for normally running (Active) state, hard disk existence (Present) state or being in hard disk by the bright light color of LED, inspect for user scene.
Described SAS expansion card (SAS Expander) 14, be electrically connected described baseboard management controller 16, and be electrically connected described hard disk 12 by described signal output interface 121, for being received the operating state signal of described hard disk 12 by Parallel Interface Communication agreement, parse corresponding first disk state information and go forward side by side Serial Communication protocol conversion to convert corresponding second disk state information to, by the corresponding second disk state information after conversion by UART (Universal AsynchronousReceiver/Transmitter, universal asynchronous receiving-transmitting) communication protocol 15 is sent to described baseboard management controller 16.Wherein, the first disk state information is described hard disk 12 status information of parallel data form; Second disk state information is described hard disk 12 status information of serial data form.
Specifically, after SAS expansion card 14 receives the operating state signal of described hard disk 12 by Parallel Interface Communication agreement, by SGPIO (the Serial General Purpose Input/Output of inside, serial universal input/output) resolve, corresponding first disk state information can be parsed: Active, Present, Fail state.Because SAS expansion card 14 and baseboard management controller 16 can carry out data transmission by UART communication protocol, therefore, the described first disk state information parsed (i.e. described hard disk 12 status information of parallel data form) is carried out communication Protocol Conversion by SAS expansion card 14 further, convert the second disk state information (i.e. described hard disk 12 status information of serial data form) can transmitted by UART communication protocol to, thus the running status of the described hard disk 12 of acquisition that baseboard management controller 16 just can be real-time.
Described baseboard management controller 16 obtains described second disk state information by described UART communication protocol 15, and is sent to remote control terminal 18 by network 17, for the running status of hard disk 12 described in described remote control terminal 18 real-time remote monitoring.Wherein, described UART communication protocol 15 comprises the transmission of Uart_TX serial ports, Uart_RX serial ports receives, as shown in Figure 1.Described network 17 can be cable network or wireless network.
Specifically, after described baseboard management controller 16 receives described second disk state information (i.e. described hard disk 12 status information of serial data form) by UART communication protocol 15, at once or be in batches sent to remote control terminal 18 by network 17.Described remote control terminal 18 can the running status of hard disk 12 described in real-time remote monitoring according to described second disk state information: normally run (Active) state, hard disk exists (Present) state or be in hard disk loads unsuccessfully (Fail) state.User, by the remote monitoring of described remote control terminal 18, can find hard disk failure in time, effectively, improves the stability of system and the ageing of faulty hard disk process.
In the present embodiment, described baseboard management controller 16 also comprises one first UART interface 161, and described SAS expansion card 14 comprises: one group of GPIO interface 141, SGPIO unit 142 and one second UART interface 143.Described first UART interface 161 of described baseboard management controller 16 carries out data communication by UART communication protocol 15 and described second UART interface 143 of described SAS expansion card 14.
Described one group of GPIO (General Purpose Input/Output, universal input/output) interface 141 is electrically connected described hard disk 12 by described signal output interface 121, for being received the operating state signal of the described hard disk 12 that described signal output interface 121 spreads out of by Parallel Interface Communication agreement.Wherein, described Parallel Interface Communication agreement can be GPIO communication protocol; One group of GPIO interface comprises three GPIO interfaces, is respectively used to the three kinds of running statuses receiving described hard disk 12: Active, Present, Fail state.
Described SGPIO unit 142, for resolving the operating state signal of described hard disk 12, the described first disk state information accordingly that parses is gone forward side by side Serial Communication protocol conversion, converts the described second disk state information can transmitted by described UART communication protocol 15 to.Also be, the operating state signal of the described hard disk 12 that described one group of GPIO interface 141 can be received by described SGPIO unit 142 resolves to corresponding first disk state information (i.e. described hard disk 12 status information of parallel data form), and then communication Protocol Conversion is carried out to the first disk state information, convert the second disk state information (i.e. described hard disk 12 status information of serial data form) can transmitted by UART communication protocol to, and be sent to described second UART interface 143.
Described second UART interface 143 is electrically connected described first UART interface 161 of described baseboard management controller 16, the described second disk state information after conversion is sent to described baseboard management controller 16 by described UART communication protocol 15.Also be, second UART interface 143 of described SAS expansion card 14 carries out data communication by described UART communication protocol 15 with described first UART interface 161 of described baseboard management controller 16, and the second disk state information (i.e. described hard disk 12 status information of serial data form) is sent to described baseboard management controller 16.
With reference to figure 2, the configuration diagram of another embodiment of hard disk running status detection system of the present invention; Described hard disk running status detection system 20 comprises multiple hard disk 22, SAS expansion card 24 and a baseboard management controller 26 in the present embodiment.The present embodiment is described to comprise 3 hard disks 22, also can comprise more than 2 or 3 in other embodiments, and its hard disk running status detects, monitor mode can refer to the present embodiment.
In described multiple hard disk 22, each hard disk 22 has a signal output interface 221, the operating state signal of each hard disk 22 transfers to corresponding external signal pilot lamp 29 by its corresponding signal output interface 221, to control the running status that described signal lamp 29 shows corresponding hard disk 22.Wherein, the corresponding one group of signal lamp 29 of each hard disk 22, described signal lamp 29 can be LED.Indicate the running status of hard disk 22 to load unsuccessfully (Fail) state for normally running (Active) state, hard disk existence (Present) state or being in hard disk by the bright light color of LED, inspect for user scene.
Described SAS expansion card 24 is electrically connected described baseboard management controller 26, and be electrically connected described multiple hard disk 22 by corresponding described signal output interface 221, for being received the operating state signal of described multiple hard disk 22 by Parallel Interface Communication agreement, parse corresponding first disk state information and go forward side by side Serial Communication protocol conversion with the corresponding second disk state information converted to, the corresponding second disk state information after conversion is sent to described baseboard management controller 26 by UART communication protocol 25.Wherein, the first disk state information is described multiple hard disk 22 status informations of parallel data form; Second disk state information is described multiple hard disk 22 status informations of serial data form.
Specifically, after SAS expansion card 24 receives the operating state signal of HDD by Parallel Interface Communication agreement, resolved by the SGPIO of inside, corresponding first disk state information can be parsed: Active, Present, Fail state.Because SAS expansion card 24 and baseboard management controller 26 can carry out data transmission by UART communication protocol, therefore, SAS expansion card 24 carries out communication Protocol Conversion by parsing the first disk state information (i.e. described multiple hard disk 22 status informations of parallel data form) further, convert the second disk state information (i.e. described multiple hard disk 22 status informations of serial data form) can transmitted by UART communication protocol to, thus the running status of each hard disk 22 of acquisition that baseboard management controller 26 just can be real-time.And, tens hard disks can be connected by SAS expansion card 24, even can connect a hundreds of hard disk by after expansion card (Expander) cascade.Therefore hard disk running status detection system of the present invention is utilized, the running status of multiple hard disk can be detected with a baseboard management controller, save the cost that baseboard management controller is set, and can remote control terminal be transmitted through the network to, inspect for user is long-range.
Described baseboard management controller 26 obtains described second disk state information by described UART communication protocol 25, and is sent to remote control terminal 28 by network 27, for the running status of multiple hard disk 22 described in described remote control terminal 28 real-time remote monitoring.Wherein, described UART communication protocol 25 comprises the transmission of Uart_TX serial ports, Uart_RX serial ports reception (as shown in Figure 2).Described network 27 can be cable network or wireless network.
Specifically, after described baseboard management controller 26 receives the second disk state information by UART communication protocol 25, at once or in batches remote control terminal 28 is sent to by network 27.Described remote control terminal 28 can the running status of hard disk 22 described in real-time remote monitoring according to the second disk state information: normally run (Active) state, hard disk exists (Present) state or be in hard disk loads unsuccessfully (Fail) state.User, by the remote monitoring of described remote control terminal 28, can find hard disk failure in time, effectively, improves the stability of system and the ageing of faulty hard disk process.
In the present embodiment, described baseboard management controller 26 also comprises one first UART interface 261, and described SAS expansion card 24 comprises: many group GPIO interface 241, SGPIO unit 242 and one second UART interface 243.Described first UART interface 261 of described baseboard management controller 26 carries out data communication by UART communication protocol 25 and described second UART interface 243 of described SAS expansion card 24.
In described many group GPIO interfaces 241, each group GPIO interface 241 is electrically connected hard disk 22 described in by signal output interface described in one 221, for being received the operating state signal of described multiple hard disks 22 that described signal output interface 221 spreads out of by Parallel Interface Communication agreement.Wherein, described Parallel Interface Communication agreement can be GPIO communication protocol; One group of GPIO interface comprises three GPIO interfaces, is respectively used to three kinds of running statuses of a reception HDD: Active, Present, Fail state.
Described SGPIO unit 242, for resolving the operating state signal of described multiple hard disk 22, the described first disk state information accordingly that parses is gone forward side by side Serial Communication protocol conversion, converts the described second disk state information can transmitted by described UART communication protocol 25 to.Also be, the operating state signal of described multiple hard disks 22 that described many group GPIO interfaces 241 can be received by described SGPIO unit 242 resolves to corresponding first disk state information (i.e. described multiple hard disk 22 status informations of parallel data form) respectively, and then communication Protocol Conversion is carried out to the first disk state information, convert the second disk state information (i.e. described multiple hard disk 22 status informations of serial data form) that can be transmitted by UART communication protocol to and be sent to described second UART interface 243.
Described second UART interface 243 is electrically connected described first UART interface 261 of described baseboard management controller 26, the described second disk state information after conversion is sent to described baseboard management controller 26 by described UART communication protocol 25.Also be, second UART interface 243 of described SAS expansion card 24 carries out data communication by described UART communication protocol 25 with described first UART interface 261 of described baseboard management controller 26, and the second disk state information (i.e. described multiple hard disk 22 status informations of serial data form) is sent to described baseboard management controller 26.
In other embodiments, the described baseboard management controller 26 of the detection system of hard disk running status described in Fig. 2 20 further increases one first register 262 (taking represented by dotted arrows as optional components).After described baseboard management controller 26 obtains described second disk state information by described UART communication protocol 25, first by described second disk state information temporary storage in described first register 262.When the second disk state information that described baseboard management controller 26 judges to need transmission is the status information of multiple hard disk (3 hard disks 22 as shown in Figure 2), then all second disk state information received first are stored in the first register 262 by described baseboard management controller 26, after having transmitted the second disk state information of first hard disk 22, direct second disk state information of taking out next hard disk 22 from the first register 262 is to be sent to described remote control terminal 28 by network 27 again, and repeat said process until the second all disk state information all completes has transmitted.
In other embodiments, the described SAS expansion card 24 of the detection system of hard disk running status described in Fig. 2 20 further increases one second register 244 (taking represented by dotted arrows as optional components).Described second register 244 is electrically connected described SGPIO unit 242, when described SGPIO unit 242 parses described first disk state information after converting described second disk state information to accordingly, first by the described second disk state information temporary storage after conversion in described second register 244.When the second disk state information that described SAS expansion card 24 judges to need transmission is the status information of multiple hard disk (3 hard disks 22 as shown in Figure 2), then described SAS expansion card 24 is by after having transmitted the second disk state information of first hard disk 22, direct second disk state information of taking out next hard disk 22 from the second register 244 is to be sent to described baseboard management controller 26 again, and repeats said process until the second all disk state information all completes has transmitted.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. a hard disk running status detection system, is characterized in that, comprising:
One baseboard management controller;
At least one hard disk, hard disk described in each has a signal output interface, the operating state signal of described at least one hard disk transfers to corresponding signal lamp by corresponding described signal output interface, to control the running status of the described at least one hard disk of corresponding described signal lamp display;
One SAS expansion card, be electrically connected described baseboard management controller, and be electrically connected described at least one hard disk by corresponding described signal output interface, for being received the operating state signal of described at least one hard disk by Parallel Interface Communication agreement, parse corresponding first disk state information, to go forward side by side Serial Communication protocol conversion, corresponding second disk state information after conversion is sent to described baseboard management controller by UART communication protocol, wherein said baseboard management controller obtains described second disk state information by described UART communication protocol, and be sent to remote control terminal by network, for the running status of at least one hard disk described in described remote control terminal real-time remote monitoring.
2. hard disk running status detection system according to claim 1, it is characterized in that, described baseboard management controller also comprises one first register, after described baseboard management controller obtains described second disk state information by described UART communication protocol, first by described second disk state information temporary storage in described first register.
3. hard disk running status detection system according to claim 1, is characterized in that, described baseboard management controller also comprises one first UART interface;
Described SAS expansion card comprises:
At least one group of GPIO interface, each group GPIO interface is electrically connected hard disk described in, to be received the operating state signal of described hard disk by Parallel Interface Communication agreement by signal output interface described in;
One SGPIO unit, for resolving the operating state signal of described at least one hard disk, parse described first disk state information accordingly, Serial Communication protocol conversion of going forward side by side, converting to can by the described second disk state information of described UART communication protocol transmission;
One second UART interface, is electrically connected described first UART interface of described baseboard management controller, the described second disk state information after conversion is sent to described baseboard management controller by described UART communication protocol.
4. hard disk running status detection system according to claim 3, is characterized in that, described SAS expansion card also comprises:
One second register, be electrically connected described SGPIO unit, when described SGPIO unit resolves goes out described first disk state information after converting described second disk state information to accordingly, first by the described second disk state information temporary storage after conversion in described second register.
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| WO2022151988A1 (en) * | 2021-01-15 | 2022-07-21 | 苏州浪潮智能科技有限公司 | Sas link fault positioning method and apparatus, device, and storage medium |
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Application publication date: 20150325 |