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WO2014067264A1 - 一种交换板和刀片服务器 - Google Patents

一种交换板和刀片服务器 Download PDF

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Publication number
WO2014067264A1
WO2014067264A1 PCT/CN2013/074290 CN2013074290W WO2014067264A1 WO 2014067264 A1 WO2014067264 A1 WO 2014067264A1 CN 2013074290 W CN2013074290 W CN 2013074290W WO 2014067264 A1 WO2014067264 A1 WO 2014067264A1
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WIPO (PCT)
Prior art keywords
interface
pcie
blade server
module
switch board
Prior art date
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Ceased
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PCT/CN2013/074290
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English (en)
French (fr)
Inventor
张拥军
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of WO2014067264A1 publication Critical patent/WO2014067264A1/zh
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00Packet switching elements

Definitions

  • the present invention relates to the field of computer communications, and in particular, to a switch board and a blade server. Background technique
  • a blade server also known as a blade server system, refers to the insertion of multiple card-type blade units into a standard-height rack-mount chassis, similar to a single server, each of which runs its own system to service the specified Different user groups.
  • the blade unit can be connected to a network interface card (NIC) through a high-speed peripheral component interconnect (PCIE) bus, and the NIC network card outlet and the ether (Etherne t The switch boards are connected.
  • the blade unit can also be connected to the Hos t Bus Adapter (HBA) through the PCIE bus.
  • the HBA is connected to the Fibre Channel (FC) switch board to implement internal communication between the blade servers.
  • the delay of the switch board is large, resulting in a large communication delay in the blade server frame.
  • the blade server needs an Ethernet switch board or a FC switch board, which increases the cost. .
  • Embodiments of the present invention provide a switchboard and blade server that can reduce blade server communication latency while reducing switchboard configuration costs.
  • an embodiment of the present invention provides a switch board, including:
  • An external interface module the external interface module being connected to an external network of the blade server for communicating with an external network of the blade server;
  • the high-speed peripheral component interconnects the PCIE switch module, and the PCIE switch module is connected to the external interface module, the PCIE switch module includes an interconnected PCIE interface, and the interconnected PC IE interface passes through the backplane and the blade unit of the blade server. An interconnected PCIE interface connection for internal communication of the blade server.
  • the external interface module specifically includes: An Ethernet interface module, the Ethernet interface module includes an Ethernet interface, and the Ethernet interface module is connected to an Ethernet network through the Ethernet interface; and/or
  • the Fibre Channel FC interface module includes an FC interface
  • the FC interface module is connected to the storage area network SAN through the FC interface.
  • the switch board further includes:
  • the PCIE interface module is connected to the PC IE switching module, the PC IE interface module includes a first PCIE interface, and the first PC IE interface and a second PCIE interface of the device outside the blade server Connected for the blade server to communicate with devices outside the blade server.
  • the at least one of the Ethernet interface, the FC interface, the interconnected PCIE interface, and the first PCIE interface is connected by using a card connection manner. .
  • the switch board further includes: the Ethernet interface, the FC interface, and the first PCIE interface are buckle cards;
  • the interconnected PCIE interface is a socket, and the socket has at least two.
  • an embodiment of the present invention provides a blade server, including:
  • a blade unit of the blade server the blade unit has at least two pieces; and a backplane; the blade unit is connected to the switchboard through the backplane, and is used to implement internal communication of the blade server.
  • the embodiment of the present invention provides a switch board and a blade server.
  • the external interface module is connected to an external network of the blade server for communicating with an external network of the blade server.
  • the high-speed peripheral component interconnects the PCIE switch module and the external interface module.
  • the PCIE switch module includes an interconnected PCIE interface, and the interconnected PCIE interface is connected to the interconnected PCIE interface of the blade unit of the blade server through a backplane for internal communication of the blade server; thus, the switchboard
  • the first PCIE interface of the PCIE switch module is connected to the interconnected PCIE interface of the blade unit through the backplane to implement internal communication of the blade server.
  • the specific network card is not required to be configured in the blade unit of the blade server.
  • the NIC is connected to different switch boards to implement internal communication between the blade servers.
  • the PCIE switch board has a small delay
  • the use of the PCIE switch module reduces the blade server communication delay; at the same time, since a plurality of switch boards can be unified into a PCIE switch board, the switch board configuration cost is reduced; the blade server does not need to configure a network card or an HBA in the blade unit, but Direct connection to the PCIE switch board over the PCIE bus also reduces the cost of the blade server.
  • FIG. 1 is a schematic diagram of a switchboard according to Embodiment 1 of the present invention.
  • FIG. 2 is a schematic diagram of an external switching module according to Embodiment 1 of the present invention.
  • FIG. 3 is a schematic diagram of another switchboard according to Embodiment 1 of the present invention.
  • FIG. 4 is a schematic diagram of a blade server according to Embodiment 2 of the present invention.
  • a switch board 10 according to an embodiment of the present invention, as shown in FIG. 1, includes:
  • the external interface module 101 is connected to an external network of the blade server for communicating with an external network of the blade server.
  • the high-speed peripheral component interconnects the PCIE switch module 102, the PC IE switch module 102 is formed by a PCIE chip, the PCIE switch module 102 is connected to the external interface module 101, and the PCIE switch module 102 includes an interconnected PCIE interface 1021.
  • the interconnected PCIE interface 1021 is connected to the interconnected PCIE interface of the blade unit of the blade server through a backplane for internal communication of the blade server.
  • the switch board is connected to the PCIE interface of the blade unit of the blade server through the interconnected PCIE interface of the PCIE switch module, so that the internal communication of the blade server is realized, compared with the prior art, not in the blade server.
  • the blade unit is configured with a specific network card, and the network card is connected to different switch boards to implement internal communication of the blade server.
  • the PCIE switch board has a small delay. Therefore, the PCIE switch module reduces the blade server communication delay.
  • the switch board can be unified into a PCIE switch board, which reduces the cost of the switch board configuration.
  • the blade unit is configured with a network card or HBA, but is directly connected to the PCIE switch board through the PCIE bus, which also reduces the cost of the blade server.
  • the communication mentioned in the embodiment of the present invention includes intra-frame communication and out-of-frame communication of the blade server.
  • the intra-frame communication in the blade server is specifically performed by connecting the blade unit to the switch board through the backplane and the switch board.
  • Blade server internal communication The out-of-box communication is specifically that the blade server communicates with the external network of the blade server, or the blade server communicates with the device outside the blade server, that is, the inter-frame communication, and the device outside the blade server is usually another blade outside the blade server. server.
  • the external interface module 101 may further include: an Ethernet interface module 1011 and/or an FC interface module 1012.
  • the specific structure of the external interface module is set according to the function of the switch board. Therefore, at least one of the Ethernet interface module and the FC interface module may exist on the switch board.
  • the Ethernet interface module 1011 includes an Ethernet interface 10111, and the Ethernet interface module 1011 is connected to the Ethernet network through the Ethernet interface 10111.
  • the FC interface module 1012 includes an FC interface 10121, and the FC interface module 1012 passes the FC interface 10121.
  • SAN Storage Area Network
  • the switch board 10 provided by the embodiment of the present invention may further include:
  • the PCIE interface module 103 the central processing unit CPU module 104, and the BMC (Base Board Management Controller) module 105.
  • the PCIE interface module 103 is connected to the PCIE switch module 102.
  • the PCIE interface module 103 includes a first PCIE interface 1031.
  • the first PCIE interface 1031 is configured to be connected to a second PCIE interface of a device outside the blade server.
  • the blade server is implemented to communicate with devices outside the blade server.
  • the first PCIE interface and the second PCIE interface may be one or more, which is not limited by the embodiment of the present invention.
  • the CPU module 104 is responsible for the initialization of the switchboard 10 and the configuration of the chips in the switchboard 10.
  • the initialization of the switch board 10 is specifically as follows: Before the switch board 10 works, the CPU module 104
  • the switch board 10 is configured to determine whether the switch board 10 can work normally. Because the chips of the modules that are initially installed on the switch board 10 are chips, the configuration of the chips of each module is specifically as follows: The chip configuration enables the chips of each module to have corresponding working capabilities during the working process.
  • the BMC module 105 can perform power-on and power-off control and hardware management of the switch board 10, and the BMC module 105 is provided with a management interface 1051.
  • the management interface 1051 is connected to the chassis management board for using the switch board 10
  • the hardware information of each module is reported to the chassis management board in the blade server.
  • the chassis management board is used to manage the blade server.
  • the Ethernet interface 1011, the FC interface 1012, the interconnected PCIE interface 1021, and the first PCIE interface 1031 can be connected in multiple manners.
  • the FC interface 1012, the inline PCIE interface 1021, and the first PCIE interface 1031 are connected by using a card connection manner.
  • the Ethernet interface 1011, the FC interface 1012, and the first PCIE interface 1031 can be designed. In the form of a buckle.
  • the above card connection mode is a way in which the card is inserted into the socket for connection.
  • the Ethernet interface 1011 can be configured as a first card
  • the FC interface 1012 can be configured as a second card
  • the first PCIE interface 1031 can be configured as a third card
  • the interconnected PCIE interface 1021 can be configured as a socket.
  • the Ethernet interface that is configured on the switch board is the first card
  • the FC interface is the second card
  • the first PCIE interface is the third card.
  • the interconnected PCIE interface on the switch board corresponds to the PCI card interface.
  • Three sockets are provided, which are a first socket, a second socket and a third socket respectively.
  • the first card can be inserted into the first socket, the second The buckle is inserted into the second socket, and the third buckle is inserted into the third socket to implement network communication between the blade server and the plurality of networks.
  • the specific structure of the external interface module on the switch board is set according to the function of the switch board. Therefore, the first switch card, the second buckle card, and the third buckle card can be selectively set, and the number thereof can be one. Or multiple, the switch board can make the networking of communication flexible. At the same time, the switch board realizes the converged exchange of each network. Multiple networks can use a PCIE switch board for communication, which reduces the delay, reduces the type of switch board, and simplifies the complexity of off-frame communication.
  • each of the cards disposed on the switch board 10 can also be reused, for example, when the blade server only needs to be connected to the device outside the blade server, the third card can be set at the position where the second card is set. That is, the first PCIE interface is used to replace the FC interface, and two first PCIE interfaces are set. Insert the two third cards into the sockets.
  • the switch board 10 can have two first PCIE interfaces. The first PCIE interface is used to connect to the second PCIE interface of the device outside the blade server to implement the blade server. Communicating with devices outside the blade server.
  • the setting method of the corresponding card is similar to the above method, and any person skilled in the art can easily think of changes or within the technical scope disclosed by the present invention. Replace, so I won't go into details.
  • the switch board provided by the embodiment of the present invention implements internal communication of the blade server through the interconnected PCIE interface of the PCIE switch module and the interconnected PCIE interface of the blade unit of the blade server, and the PCIE exchange is compared with the prior art.
  • the board has a small delay. Therefore, the PCIE switch module reduces the blade server communication delay.
  • the switch board can be unified into a PCIE switch board, which reduces the cost of the switch board configuration. In addition, it does not need to be in the blade server.
  • a specific network card or HBA is configured in the blade unit to allow the blade server to directly connect to the PCIE switch board through the PCIE bus, thereby reducing the cost of the blade server.
  • the embodiment of the present invention provides a blade server 40.
  • the system includes: a PCIE switch board 10, at least two blade units 401, and a backplane 402 according to Embodiment 1 of the present invention.
  • the blade unit 401 is connected to the PCIE switch board 10 through the backplane 402 for internal communication of the blade server.
  • the structure of the switch board 10 and the blade unit 401 in the above blade server 40 can be referred to the switch board 10 in the foregoing Embodiment 1 and Embodiment 1, respectively.
  • the blade unit 401 is correspondingly described, and details are not described herein again.
  • the switch board is connected to the interconnected PCIE interface of the blade unit of the blade server through the interconnected PCIE interface of the PCIE switch module to implement internal communication of the blade server.
  • the PCIE switch board has a small delay, so the PCIE exchange is used.
  • the module reduces the blade server communication delay.
  • the switch board can be unified into a PCIE switch board, which reduces the cost of the switch board configuration.
  • the specific network card or HBA is not required to be configured in the blade unit of the blade server.
  • the server is directly connected to the PCIE switch board through the PCIE bus, thus reducing the cost of the blade server.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
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Abstract

提供一种交换板和刀片服务器。该交换板包括:外部接口模块,该外部接口模块与刀片服务器的外部网络连接,用于与所述刀片服务器的外部网络通信;以及高速外围组件互联(PCIE)交换模块,该PCIE交换模块与该外部接口模块连接,其中:该PCIE交换模块包括内连PCIE接口,该内连PCIE接口通过背板与该刀片服务器的刀片单元的互连PCIE接口连接,用于该刀片服务器内部通信。本发明用于刀片服务器的通信,属于计算机通讯领域。本发明能够降低刀片服务器框内通信时延,同时减少交换板配置成本。

Description

一种交换板和刀片服务器
技术领域
本发明涉及计算机通讯领域, 尤其涉及一种交换板和刀片服务器。 背景技术
刀片服务器也叫做刀片式服务器系统,是指在标准高度的机架式机 箱内插装多个卡式的刀片单元, 类似于一个个独立的服务器, 每一个刀 片单元运行自己的系统, 服务于指定的不同用户群。
现有技术中, 刀片单元内可以通过高速外围组件互联 ( Per i phera l Component Interconnec t Expres s , PCIE ) 总线和网络接口卡 ( Ne t interface card, NIC ) 相连, NIC网卡出口与以太 ( Etherne t ) 交换板 相连, 刀片单元内也可以通过 PCIE总线和总机总线适配器 (Hos t Bus Adapter, HBA ) 相连, HBA 与光纤通道 ( F iber Channe l , FC ) 交换板 相连, 来实现刀片服务器内部通信。
但是在现有刀片单元与交换板连接的方式中, 交换板的时延较大, 导致刀片服务器框内通信时延较大; 同时, 刀片服务器都要以太交换板 或 FC交换板, 增加了成本。
发明内容
本发明的实施例提供了一种交换板和刀片服务器, 能够降低刀片服 务器通信时延, 同时减少交换板配置成本。
为达到上述目的, 本发明的实施例釆用如下技术方案:
第一方面, 本发明实施例提供了一种交换板, 包括:
外部接口模块, 所述外部接口模块与刀片服务器的外部网络连接, 用于与所述刀片服务器的外部网络通信;
高速外围组件互联 PCIE交换模块,所述 PCIE交换模块与所述外部 接口模块连接,所述 PCIE交换模块包括内连 PCIE接口, 所述内连 PC IE 接口通过背板与所述刀片服务器的刀片单元的互连 PCIE接口连接, 用 于所述刀片服务器内部通信。
在结合第一方面的第一种可能的实现方式中,所述外部接口模块具 体包括: 以太接口模块, 所述以太接口模块包括以太接口, 所述以太接口模 块通过所述以太接口与以太网络连接; 和 /或
光纤通道 FC接口模块, 所述 FC接口模块包括 FC接口, 所述 FC接 口模块通过所述 FC接口与存储区域网 SAN连接。
在结合第一方面的第二种可能的实现方式中, 所述交换板还包括:
PCIE接口模块, 所述 PCIE接口模块与所述 PC IE交换模块连接, 所述 PC IE接口模块包括第一 PCIE接口, 所述第一 PC IE接口与所述刀 片服务器外的设备的第二 PCIE接口连接, 用于所述刀片服务器与所述 刀片服务器外的设备通信。
在结合第一方面的第三种可能的实现方式中, 所述以太接口、 所述 FC接口、 所述内连 PCIE接口和所述第一 PCIE接口中至少一种釆用扣 卡连接方式进行连接。
在结合第一方面的第四种可能的实现方式中, 所述交换板还包括: 所述以太接口、 所述 FC接口和所述第一 PCIE接口为扣卡;
所述内连 PCIE接口为插座, 所述插座至少有两个。
第二方面, 本发明实施例提供了一种刀片服务器, 包括:
以上任意所述的交换板;
所述刀片服务器的刀片单元, 所述刀片单元至少有两片; 和 背板; 所述刀片单元通过所述背板与所述交换板连接, 用于实现所 述刀片服务器内部通信。 本发明实施例提供的一种交换板和刀片服务器,外部接口模块与刀 片服务器的外部网络连接, 用于与所述刀片服务器的外部网络通信; 高 速外围组件互联 PCIE交换模块与所述外部接口模块连接,所述 PCIE交 换模块包括内连 PCIE接口,所述内连 PCIE接口通过背板与所述刀片服 务器的刀片单元的互连 PCIE接口连接, 用于刀片服务器内部通信; 这 样一来, 交换板通过 PCIE交换模块的第一 PCIE接口经背板与刀片单元 的互连 PCIE接口连接, 来实现刀片服务器内部通信, 与现有技术相比, 不用在刀片服务器的刀片单元内配置特定的网卡,通过网卡与不同的交 换板连接来实现刀片服务器内部通信, 由于 PCIE 交换板时延较小, 因 此使用该 PCIE交换模块降低了刀片服务器通信时延; 同时, 由于可以 将多种交换板统一为 PCIE交换板, 降低了交换板配置成本 ; 刀片服务 器不需要在刀片单元配置网卡或 HBA , 而是直接通过 PCIE总线与 PCIE 交换板相连, 也降低了刀片服务器的成本。
附图说明
图 1为本发明实施例 1提供的一种交换板示意图;
图 2为本发明实施例 1提供的一种外部交换模块示意图;
图 3为本发明实施例 1提供的另一种交换板示意图;
图 4为本发明实施例 2提供的一种刀片服务器示意图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案 进行清楚、 完整地描述, 显然, 所描述的实施例仅仅是本发明一部分实 施例, 而不是全部的实施例。 基于本发明中的实施例, 本领域普通技术 人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本 发明保护的范围。
实施例 1 :
本发明实施例提供的一种交换板 10 , 如图 1所示包括:
外部接口模块 101 , 所述外部接口模块 101与刀片服务器的外部网 络连接, 用于与所述刀片服务器的外部网络通信。
高速外围组件互联 PCIE交换模块 102 , 所述 PC IE交换模块 102由 PCIE芯片构成,所述 PCIE交换模块 102与所述外部接口模块 101连接, 所述 PCIE交换模块 102包括内连 PCIE接口 1021 , 所述内连 PCIE接口 1021通过背板与所述刀片服务器的刀片单元的互连 PCIE接口连接, 用 于所述刀片服务器内部通信。
这样一来, 交换板通过 PCIE交换模块的内连 PCIE接口通过背板与 刀片服务器的刀片单元的互连 PCIE接口连接, 来实现刀片服务器内部 通信, 与现有技术相比, 不用在刀片服务器的刀片单元内配置特定的网 卡, 通过网卡与不同的交换板连接, 来实现刀片服务器内部通信, 由 于 PCIE交换板时延较小, 因此使用该 PCIE交换模块降低了刀片服务器 通信时延; 同时, 由于可以将多种交换板统一为 PCIE交换板, 降低了 交换板配置成本; 刀片服务器不需要在刀片单元配置网卡或 HBA, 而是 直接通过 PCIE总线与 PCIE交换板相连, 也降低了刀片服务器的成本。
需要说明的是,本发明实施例中所提到的通信包含刀片服务器框内 通信和框外通信; 刀片服务器框内通信具体为在刀片服务器内部刀片单 元通过背板与交换板之间连接进行的刀片服务器内部通信。框外通信具 体为刀片服务器与该刀片服务器外部网络通信,或者刀片服务器与所述 刀片服务器外的设备通信, 即框间通信, 所述刀片服务器外的设备通常 为所述刀片服务器外的其他刀片服务器。
进一步的, 如图 2所示, 上述外部接口模块 101还可以包括: 以太接口模块 1011和 /或 FC接口模块 1012。 在实际应用中, 外部 接口模块的具体结构是根据交换板的功能设置的, 因此在交换板上可以 存在以太接口模块和 FC接口模块中的至少一种。
具体的, 以太接口模块 1011 包括以太接口 10111, 所述以太接口 模块 1011通过所述以太接口 10111与以太网络连接; FC接口模块 1012 包括 FC接口 10121, 所述 FC接口模块 1012通过所述 FC接口 10121与 数据中心 SAN ( Storage Area Network,存储区域网络) 连接; 通过不 同的接口与刀片服务器外部网络连接,来实现刀片服务器与外部不同网 络之间的网络通信。
本发明实施例提供的一种交换板 10, 如图 3所示还可以包括:
PCIE接口模块 103、 中央处理器 CPU模块 104、 BMC ( Base Board Management Controller, 主板管理控制器)模块 105。
所述 PCIE接口模块 103与所述 PCIE交换模块 102连接,所述 PCIE 接口模块 103包括第一 PCIE接口 1031, 第一 PCIE接口 1031用于与所 述刀片服务器外的设备的第二 PCIE接口连接, 来实现所述刀片服务器 与所述刀片服务器外的设备通信。其中,所述第一 PCIE接口和第二 PCIE 接口可以为一个或多个, 本发明实施例对此不做限定。
CPU模块 104 负责交换板 10的初始化和交换板 10中芯片的配置。 其中, 交换板 10的初始化具体为: 在交换板 10工作之前, CPU模块 104 对该交换板 10进行检测, 确定该交换板 10是否能正常工作; 由于交换 板 10初始安装的各个模块的芯片为棵片, 因此对各个模块的芯片的配 置具体为: CPU模块 104对各个模块的芯片配置, 使各个模块的芯片在 工作过程中具有相应的工作能力。
所述 BMC模块 105可以进行所述交换板 10的上下电控制和硬件管 理, 同时, 该 BMC模块 105设置有管理接口 1051, 该管理接口 1051与 机框管理板连接, 用于将交换板 10上各个模块的硬件信息上报给刀片 服务器内的机框管理板, 该机框管理板用于对刀片服务器进行管理。
所述以太接口 1011、 所述 FC接口 1012、 所述内连 PCIE接口 1021 和所述第一 PCIE接口 1031可以釆用多种方式进行连接,在本发明实施 例中, 所述以太接口 1011、 所述 FC接口 1012 、 所述内连 PCIE接口 1021 和所述第一 PCIE接口 1031 中至少一种釆用扣卡连接方式进行连 接, 其中, 以太接口 1011、 FC接口 1012和第一 PCIE接口 1031可以设 计成扣卡的形式。 上述扣卡连接方式为扣卡插入插座上进行连接的方 式。
在实际应用中, 以太接口 1011可以设置为第一扣卡, FC接口 1012 可以设置为第二扣卡, 第一 PCIE接口 1031可以设置为第三扣卡, 内连 PCIE接口 1021可以设置为插座, 该插座至少有两个。 示例的, 本实施 例假设该交换板上设置的以太接口为第一扣卡、 FC 接口为第二扣卡、 第一 PCIE接口为第三扣卡,该交换板上的内连 PCIE接口对应的设置了 三个插座, 分别为第一插座、 第二插座和第三插座, 当刀片服务器需要 与以太网和 SAN 同时进行网络通信时, 可以将第一扣卡插在第一插座 上, 第二扣卡插在第二插座上, 第三扣卡插在第三插座上, 实现刀片服 务器和多个网络的网络通信。 特别的, 所述交换板上外部接口模块的具 体结构是根据交换板的功能设置的, 因此第一扣卡、 第二扣卡和第三扣 卡可以选择性的设置, 其个数可以为一个或多个, 该交换板可以使得通 信的组网灵活。 同时, 该交换板实现了各个网络的融合交换, 多个网络 可以釆用一种 PCIE 交换板进行通信, 减少了延时, 同时减少了交换板 的种类, 简化了框外通信的复杂度。
进一步的, 交换板 10上设置的各个扣卡还可以复用, 示例的, 当 刀片服务器只需要与刀片服务器外的设备连接时,可以在原来设置第二 扣卡的位置上设置第三扣卡, 即用第一 PCIE接口来替换 FC接口, 共设 置 2个第一 PCIE接口, 将 2个第三扣卡都插在插座上, 这样交换板 10 上可以有 2个第一 PCIE接口,该第一 PCIE接口用于与刀片服务器外的 设备的第二 PCIE接口连接, 实现刀片服务器与所述刀片服务器外的设 备通信。
同理, 当刀片服务器只与数据中心的 SAN进行网络通信时, 相应扣 卡的设置方法与以上方法相似,任何熟悉本技术领域的技术人员在本发 明揭露的技术范围内, 可轻易想到变化或替换, 因此不再赘述。
本发明实施例提供的交换板,通过 PCIE交换模块的内连 PCIE接口 经背板与刀片服务器的刀片单元的互连 PCIE接口连接, 来实现刀片服 务器内部通信, 与现有技术相比, PCIE 交换板的时延较小, 因此使用 该 PCIE 交换模块降低了刀片服务器通信时延; 同时, 由于可以将多种 交换板统一为 PCIE交换板, 降低了交换板配置成本 ; 另外, 不用在刀 片服务器的刀片单元内配置特定的网卡或 HBA,使刀片服务器通过 PCIE 总线直接与 PCIE交换板连接, 因此减少了刀片服务器的成本。
实施例 2:
本发明实施例提供了一种刀片服务器 40, 如图 4所示, 包括: 本发明实施例 1所描述的 PCIE交换板 10、 至少两片刀片单元 401 和背板 402。
刀片单元 401通过背板 402与 PCIE交换板 10连接,用于实现刀片 服务器内部通信。
所属领域的技术人员可以清楚地了解到, 为描述的方便和简洁, 上 述刀片服务器 40中的交换板 10和刀片单元 401的结构可以分别参考前 述实施例 1和实施例 1中的交换板 10和刀片单元 401对应描述, 在此 不再赘述。 本发明实施例提供的刀片服务器, 在该刀片服务器的内部, 交换板 通过 PCIE交换模块的内连 PCIE接口经背板与刀片服务器的刀片单元的 互连 PCIE接口连接, 来实现刀片服务器内部通信, 与现有技术相比, 不用在刀片服务器的刀片单元内配置特定的网卡,通过网卡与不同的交 换板连接, 来实现刀片服务器内部通信, 与现有技术相比, PCIE 交换 板的时延较小, 因此使用该 PCIE交换模块降低了刀片服务器通信时延; 同时, 由于可以将多种交换板统一为 PCIE 交换板, 降低了交换板配置 成本 ; 另外, 不用在刀片服务器的刀片单元内配置特定的网卡或 HBA, 使刀片服务器通过 PCIE总线直接与 PCIE交换板连接, 因此减少了刀片 服务器的成本。
以上所述, 仅为本发明的具体实施方式, 但本发明的保护范围并不 局限于此, 任何熟悉本技术领域的技术人员在本发明揭露的技术范围 内,可轻易想到变化或替换,都应涵盖在本发明的保护范围之内。 因此, 本发明的保护范围应所述以权利要求的保护范围为准。

Claims

权 利 要 求 书
1、 一种交换板, 其特征在于, 包括:
外部接口模块, 所述外部接口模块与刀片服务器的外部网络连接, 用于与所述刀片服务器的外部网络通信;
高速外围组件互联 PCIE交换模块,所述 PCIE交换模块与所述外部 接口模块连接,所述 PCIE交换模块包括内连 PCIE接口, 所述内连 PC IE 接口通过背板与所述刀片服务器的刀片单元的互连 PCIE接口连接, 用 于所述刀片服务器内部通信。
2、 根据权利要求 1 所述的交换板, 其特征在于, 所述外部接口模 块具体包括:
以太接口模块, 所述以太接口模块包括以太接口, 所述以太接口模 块通过所述以太接口与以太网络连接; 和 /或
光纤通道 FC接口模块, 所述 FC接口模块包括 FC接口, 所述 FC接 口模块通过所述 FC接口与存储区域网 SAN连接。
3、 根据权利要求 1或 2所述的交换板, 其特征在于, 所述交换板 还包括:
PCIE接口模块, 所述 PCIE接口模块与所述 PC IE交换模块连接, 所述 PC IE接口模块包括第一 PCIE接口, 所述第一 PC IE接口与所述刀 片服务器外的设备的第二 PCIE接口连接, 用于所述刀片服务器与所述 刀片服务器外的设备通信。
4、 根据权利要求 3所述的交换板, 其特征在于, 所述以太接口、 所述 FC接口 、所述内连 PCIE接口和所述第一 PCIE接口中至少一种釆 用扣卡连接方式进行连接。
5、 根据权利要求 4 所述的交换板, 其特征在于, 所述交换板还包 括:
所述以太接口、 所述 FC接口和所述第一 PCIE接口为扣卡; 所述内连 PCIE接口为插座, 所述插座至少有两个。
6、 一种刀片服务器, 其特征在于, 包括:
权利要求 1至 5任意一项权利要求所述的交换板; 所述刀片服务器的刀片单元, 所述刀片单元至少有两片; 和 背板; 所述刀片单元通过所述背板与所述交换板连接, 用于实现所 述刀片服务器内部通信。
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