WO2015043175A1 - Système serveur et son procédé de démarrage de système d'exploitation, et nœud de gestion de démarrage - Google Patents

Système serveur et son procédé de démarrage de système d'exploitation, et nœud de gestion de démarrage Download PDF

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Publication number
WO2015043175A1
WO2015043175A1 PCT/CN2014/076217 CN2014076217W WO2015043175A1 WO 2015043175 A1 WO2015043175 A1 WO 2015043175A1 CN 2014076217 W CN2014076217 W CN 2014076217W WO 2015043175 A1 WO2015043175 A1 WO 2015043175A1
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WO
WIPO (PCT)
Prior art keywords
server
management node
pcie
port
address
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PCT/CN2014/076217
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English (en)
Chinese (zh)
Inventor
牛功彪
于昌
刘钢
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华为技术有限公司
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Publication of WO2015043175A1 publication Critical patent/WO2015043175A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/4401—Bootstrapping

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a server system and an operating system startup method thereof and a startup management node.
  • a server system includes a large number of servers.
  • each server has its own independent operating system (OS) to boot the hard disk in the server room of many servers.
  • OS operating system
  • the hard disk is prone to failure, so maintaining the hard disk and replacing the failed hard disk is an important part of maintenance. Due to the large number of servers and frequent replacement of the hard disk, the maintenance workload is large.
  • the technical problem to be solved by the embodiments of the present invention is to provide a server system and an operating system startup method thereof and a startup management node, which are used to implement a single startup management node to provide startup services for multiple servers.
  • An embodiment of the present invention provides an operating system startup method of a server system, where the server system includes a high-speed external device interconnection bus PCIE network, a startup management node, and at least two servers; wherein the at least two servers pass the PCIE
  • the network is connected to the startup management node, the startup management node includes at least one storage device, and the at least one storage device stores an operating system file of the at least two servers;
  • the method includes:
  • the boot management node receives an access request sent by the first server using the PCIE port through the PCIE network;
  • the boot management node directs the first server to access an operating system file of the first server in response to the access request.
  • the embodiment of the present invention further provides an operating system startup method of a server system, where the server system includes a high-speed external device interconnection bus PCIE network, a startup management node, and at least two servers; wherein, the at least two servers Connecting to the startup management node by using the PCIE network, the startup management node includes at least one storage device, and the at least one storage device stores There are operating system files of the at least two servers, and the method includes:
  • the first server sets the basic input/output system BIOS boot option to the high-speed external device interconnect bus PCIE port boot;
  • the first server sends an access request to the boot management node through the PCIE network using a PCIE port, and accesses an operating system file of the first server under the boot of the boot management node.
  • the embodiment of the present invention further provides a startup management node, where the startup management node is connected to at least two servers through a high-speed external device interconnection bus PCIE network, where the startup management node includes at least one storage device, and the at least one storage device An operating system file of the at least two servers is stored in a storage device;
  • the boot management node includes:
  • a receiving unit configured to receive an access request sent by the first server by using the PCIE port through the PCIE network
  • a guiding unit configured to direct the first server to access an operating system file of the first server in response to the access request.
  • an embodiment of the present invention further provides a server system, where the server system includes a high-speed external device interconnection bus PCIE network, a startup management node and at least two servers as described above.
  • the server system includes a high-speed external device interconnection bus PCIE network, a startup management node and at least two servers as described above.
  • each server can access the startup management node that can provide startup services for multiple servers through the PCIE network, and the operating system is started, and the server does not need to be localized.
  • the bootable hard disk By configuring the bootable hard disk, the cost of booting the hard disk can be saved, and the workload of hard disk replacement and maintenance can be greatly reduced, and the reliability of the server system can be improved.
  • FIG. 1 is a first schematic diagram of a flow of an operating system startup method of a server system according to Embodiment 1 Figure
  • FIG. 2 is a second schematic diagram of a flow of an operating system startup method of a server system according to Embodiment 1;
  • FIG. 3 is a third schematic diagram of a flow of an operating system startup method of a server system according to Embodiment 1;
  • FIG. 4 is a first schematic diagram of a flow of an operating system startup method of a server system according to Embodiment 2;
  • FIG. 5 is a second schematic diagram of a flow of an operating system startup method of a server system provided in Embodiment 2;
  • FIG. 6 is a third schematic diagram of a flow of an operating system startup method of a server system according to Embodiment 2;
  • FIG. 7 is a first schematic diagram of a structure of a startup management node provided in Embodiment 3;
  • FIG. 8 is a first schematic diagram of a structure of a boot management node provided in Embodiment 3;
  • FIG. 9 is a first schematic diagram of a structure of a boot management node provided in Embodiment 3.
  • FIG. 10 is a schematic structural diagram of a server system provided in Embodiment 4.
  • the embodiment of the invention provides a server system, an operating system startup method and a startup management node, which are used for saving the startup hard disk of the server system, and can greatly reduce the workload of the hard disk replacement and maintenance, and improve the reliability of the server system. Sex. The details are described below separately.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • FIG. 1 is a schematic flowchart of a method for starting an operating system of a server system according to the present invention.
  • the operating system startup method of the server system may include:
  • the startup management node receives an access request sent by the first server by using a PCIE (Peripheral Component Interface Express) port through the PCIE network.
  • PCIE Peripheral Component Interface Express
  • the server system may include a PCIE network and a boot management node and at least two servers; wherein the at least two servers are connected to the boot management node through a PCIE network;
  • the first server is any one of the at least two servers that start the management node through the PCIE network connection, and all of the at least two servers can use the startup method provided by the embodiment to start the operating system. ;
  • the startup management node may include at least one storage device, where the operating system files (such as an operating system image) of the at least two servers may be stored in the at least one storage device;
  • the number of the at least one storage device may be smaller than the number of the at least two servers, that is, the case where multiple servers share one storage device, and the number of storage devices (booting hard disks) may be saved compared to the prior art;
  • the startup management node boots the first server to access an operation system file of the first server to respond to the access request.
  • the operating system startup method of the server system uses the startup management node to provide an operating system startup service for multiple servers, so that multiple servers do not need to be configured to start the hard disk locally, and multiple servers can be saved compared with the prior art.
  • the storage device may be, but not limited to, a storage device such as a hard disk, a flash memory card, an optical disk, or a USB flash drive.
  • the storage device may be a large-capacity hard disk, and store operating system files for the at least two servers. Start the hard disk, the following takes the boot hard disk as an example, but save the above
  • the storage device is not limited to booting the hard disk, and those skilled in the art may also select other storage devices according to actual conditions.
  • the boot management node may include only one boot hard disk, which can save the maximum number of boot hard disks;
  • the boot management node may also include one or more spare boot hard disks.
  • the method may further include:
  • the first management space is configured to allocate a first storage space to the first port in the at least one storage device, where the first storage space is used to store an operating system file of the first server; the first port is the first server. Connecting the PCIE port of the foregoing startup management node through the foregoing PCIE network;
  • the storage space of the storage device can be divided into N parts (for example, the hard disk is divided into N areas), and each storage space is used to store the operating system file of the server for one server, one storage.
  • the device can provide the startup service of the operating system for the N servers.
  • the value of N can be reasonably set according to the capacity of the storage device and the size of the operating system file.
  • the foregoing startup management node maps the first storage space to a PCIE address space of the first port.
  • the foregoing startup management node loads a management driver.
  • the startup management node creates an MBR (Master Boot Record) for the first server in the first storage space, and marks the MBR as bootable.
  • MBR Master Boot Record
  • the foregoing 102 may specifically include:
  • the startup management node parses an address of a PCIE address space of the first port included in the access request;
  • the boot management node uses the mapping relationship between the PCIE address space of the first port and the first storage space, and offsets the address of the PCIE address space of the first port to the address of the first storage space, so that The first server accesses the first storage space to read the above
  • the MBR reads the operating system file of the first server described above under the guidance of the MBR.
  • the boot management node completes mapping to the first storage space to the PCIE space. Through port address mapping, the first server can access the first storage space according to the mapped address, where the first storage space is equivalent. On the local hard disk of the first server, the first server can read
  • the MBR reads the operating system files to start the operating system.
  • the boot management node can complete the mapping of the storage space corresponding to each server to the PCIE space. Through port address mapping, each server can perform boot record and start the operating system according to the mapped address, eliminating each Servers need to correspond to their own boot storage restrictions.
  • the method may further include:
  • the boot management node allocates a first storage space to the first port in the at least one storage device, where the first storage space is used to store an operating system file of the first server; the first port is the first server Connecting the PCIE port of the foregoing startup management node through the foregoing PCIE network;
  • the foregoing startup management node configures a first VF (Virtual Funtion) for the first port.
  • the foregoing startup management node configures a mapping relationship between the first VF and the first VHBA (Virtual Host Bus Adapters).
  • the foregoing startup management node loads a PF (Physical Function) driver
  • the foregoing startup management node loads a management driver.
  • the foregoing 102 may specifically include:
  • the startup management node parses an address of the first VHBA included in the access request.
  • the startup management node shifts an address of the first VHBA to an address of the first VF according to a mapping relationship between the first VHBA and the first VF, so that the first server accesses the first VF and utilizes
  • the driving of the first VF moves the operating system file of the first server stored in the first storage space to the first server.
  • the first server may be moving the operating system file to the memory of the first server. Among them, to improve the startup speed of the operating system.
  • the startup management node needs to be able to support SR-IOV (Single Root I/O Virtualization) technology.
  • SR-IOV Single Root I/O Virtualization
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • FIG. 4 is a schematic flowchart of a method for starting an operating system of a server system according to an embodiment of the present invention.
  • the operating system startup method of the server system includes:
  • the first server sets a BIOS (Basic Input Output System) startup option to a PCIE port startup.
  • BIOS Basic Input Output System
  • the server system may include a PCIE network and a boot management node and at least two servers; wherein the at least two servers are connected to the boot management node through a PCIE network;
  • the first server is any one of the at least two servers that start the management node through the PCIE network connection, and all of the at least two servers can use the startup method provided by the embodiment to start the operating system. ;
  • the first server uses the PCIE port to send an access request to the startup management node through the PCIE network, and accesses the operating system file of the first server under the booting of the boot management node.
  • the startup management node may include at least one storage device, where the operating system files (such as an operating system image) of the at least two servers may be stored in the at least one storage device;
  • the number of the at least one storage device may be smaller than the number of the at least two servers, that is, there are cases where a plurality of servers share one storage device, and the number of storage devices (booting hard disks) can be saved compared to the prior art.
  • the foregoing 402 may include:
  • the first server sends an access request to the startup management node by using the first port through the PCIE network, where the access request includes an address of a PCIE address space of the first port; the first port is a first server
  • the PCIE network is connected to the PCIE port of the boot management node.
  • the first server receives the address of the first storage space sent by the startup management node, and visits Asking the first storage space to read the master boot record MBR, and reading the operating system file of the first server stored in the first storage space under the guidance of the MBR;
  • the address of the first storage space is obtained by the startup management node performing address offset by using a mapping relationship between the PCIE address space of the first port and the first storage space.
  • the foregoing 402 may include:
  • the first server sends, by using the first port, an access request to the startup management node by using the PCIE network, where the access request includes an address of the first VHBA (virtual host bus adapter); the first port is the first
  • the server connects to the PCIE port of the foregoing startup management node through the foregoing PCIE network;
  • the first server receives an address of the first virtual function VF sent by the startup management node, accesses the first VF, and uses the driving of the first VF to move an operating system of the first server stored in the first storage space.
  • the address of the first VF may be obtained by using the mapping relationship between the first VHBA and the first VF by the startup management node.
  • each server can access the startup management node that can provide startup services for multiple servers through the PCIE network to implement the startup of the operating system, and the startup hard disk is not required to be configured locally in the server. It saves the cost of starting the hard disk, and can greatly reduce the workload of hard disk replacement and maintenance, and improve the reliability of the server system.
  • Embodiment 3 is a diagrammatic representation of Embodiment 3
  • FIG. 7 is a schematic structural diagram of a boot management node according to an embodiment of the present invention.
  • the boot management node 100 can include:
  • the receiving unit 110 is configured to receive, by the first server, an access request sent by using the PCIE port by using the PCIE network;
  • the boot management node 100 is connected to at least two servers through the PCIE network to form a server system, and the first server is any one of at least two servers that start the management node through the PCIE network connection;
  • the guiding unit 120 is configured to guide the first server to access an operating system file of the first server in response to the access request.
  • the startup management node 100 includes at least one storage device, and the at least one storage device stores operating system files of the at least two servers.
  • the number of the at least one storage device may be less than the number of the at least two servers Quantity, that is, the case where multiple servers share one storage device, which can save the number of storage devices (booting hard disks) compared to the prior art.
  • the startup management node provided in this implementation can provide an operating system startup service for at least two servers, and each server can access the startup management node through the PCIE network to implement the startup of the operating system, and the startup hard disk is not required to be configured locally on the server, thereby saving the startup of the hard disk. Expenditure, at the same time, can greatly reduce the workload of hard disk replacement and maintenance, and improve the reliability of the server system.
  • the storage device may be, but not limited to, a storage device such as a hard disk, a flash memory card, an optical disk, or a USB flash drive.
  • the storage device may be a large-capacity hard disk, and the boot hard disk of each server is as follows:
  • the storage device is not limited to booting the hard disk, and those skilled in the art may select other storage devices according to actual conditions.
  • the boot management node 100 can include only one boot hard disk, which can save the maximum number of boot hard disks;
  • the boot management node 100 may also include one or more spare boot hard disks.
  • the startup management node 100 may further include:
  • the first allocating unit 130 is configured to allocate a first storage space to the first port in the at least one storage device, where the first storage space is used to store an operating system file of the first server;
  • the server starts the PCIE port of the management node through the foregoing PCIE network connection;
  • the mapping unit 140 is configured to map the foregoing first storage space to the PCIE address space of the first port;
  • a first driver loading unit 150 configured to load a management driver of the boot management node 100
  • the creating unit 160 is configured to create an MBR for the first server in the first storage space, and mark the MBR as a bootable boot.
  • the guiding unit 120 may include:
  • a first parsing subunit configured to parse the PCIE of the first port included in the foregoing access request The address of the address space
  • a first address offset subunit configured to offset an address of the PCIE address space of the first port to an address of the first storage space according to a mapping relationship between the PCIE address space of the first port and the first storage space So that the first server accesses the first storage space to read the MBR and reads the operating system file of the first server under the guidance of the MBR.
  • the boot management node 100 completes the mapping from the first storage space to the PCIE space.
  • the first server can access the first storage space according to the mapped address, where the first storage space is Equivalent to the local hard disk of the first server, the first server can read the MBR and start the operating system.
  • the boot management node 100 can complete the mapping of the storage space corresponding to each server to the PCIE space. Through the port address mapping, each server can perform boot recording and start the operating system according to the mapped address, eliminating Each server needs to correspond to its own boot storage limit.
  • the startup management node 100 may further include:
  • a second allocation unit 170 configured to allocate a first storage space to the first port in the at least one storage device, where the first storage space is used to store an operating system file of the first server; the first port is the first The server is connected to the PCIE port of the PCIE network;
  • the first configuration unit 180 is configured to configure a first VF for the first port, and configure a mapping relationship between the first VF and the first storage space;
  • the first port is a PCIE port that connects the first server to the PCIE network;
  • a second configuration unit 190 configured to configure a mapping relationship between the first VF and the first VHBA, and a second driving loading unit 1A0, configured to load a physical function PF.
  • the third driver loading unit 1B0 is configured to load the management driver of the boot management node.
  • the guiding unit 120 may specifically include: a second parsing subunit, configured to parse an address of the first VHBA included in the access request;
  • a second address offset subunit configured to map according to the foregoing first VHBA and the first VF And shifting the address of the first VHBA to the address of the first VF, so that the first server accesses the first VF and uses the driving of the first VF to move the first server stored in the first storage space.
  • the operating system files to the first server above.
  • the boot management node 100 needs to support the SR-IOV technology.
  • the task of starting the management node mapping storage space to the PCIE space in FIG. 8 is completely completed by the hardware VF, which can improve the execution efficiency.
  • Embodiment 4 is a diagrammatic representation of Embodiment 4:
  • FIG. 10 is a schematic structural diagram of a server system according to an embodiment of the present invention.
  • the server system includes a PCIE network and a startup management node and at least two servers, wherein the at least two servers are connected to the startup management node through a PCIE network, and the startup management node may be as in the third embodiment.
  • the startup management node 100 For a description of the startup management node 100, refer to the description of the third embodiment, and details are not described herein.
  • the program may be stored in a computer readable storage medium, and the storage medium may include: Flash disk, read-only memory (ROM), random access memory (RAM), disk or optical disk.

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  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Stored Programmes (AREA)

Abstract

Selon des modes de réalisation, la présente invention concerne le domaine des technologies de communication. Un procédé de démarrage de système d'exploitation fondé sur PCIE et un système serveur sont décrits. Le procédé comprend les étapes suivantes: un nœud de gestion de démarrage reçoit une requête d'accès envoyée par un premier serveur par l'intermédiaire d'un réseau PCIE et par utilisation d'un port PCIE; et le nœud de gestion de démarrage guide le premier serveur pour avoir accès à un fichier de système d'exploitation du premier serveur afin de répondre à la requête d'accès. Par mise en œuvre des modes de réalisation de la présente invention, il est possible de s'affranchir de la dépense occasionnée pour démarrer un disque dur, et de réduire fortement la charge de travail pour remplacer et maintenir le disque dur et d'améliorer la fiabilité d'un système serveur.
PCT/CN2014/076217 2013-09-29 2014-04-25 Système serveur et son procédé de démarrage de système d'exploitation, et nœud de gestion de démarrage WO2015043175A1 (fr)

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CN201310456952.XA CN103516800B (zh) 2013-09-29 2013-09-29 服务器系统及其操作系统启动方法和启动管理节点

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CN103516800B (zh) * 2013-09-29 2018-04-10 华为技术有限公司 服务器系统及其操作系统启动方法和启动管理节点
CN105068836A (zh) * 2015-08-06 2015-11-18 北京百度网讯科技有限公司 一种基于sas网络的远程可共享的启动系统
US9547540B1 (en) * 2015-12-21 2017-01-17 International Business Machines Corporation Distributed operating system functions for nodes in a rack

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