WO2015157993A1 - 互连系统、装置和数据传输方法 - Google Patents
互连系统、装置和数据传输方法 Download PDFInfo
- Publication number
- WO2015157993A1 WO2015157993A1 PCT/CN2014/075694 CN2014075694W WO2015157993A1 WO 2015157993 A1 WO2015157993 A1 WO 2015157993A1 CN 2014075694 W CN2014075694 W CN 2014075694W WO 2015157993 A1 WO2015157993 A1 WO 2015157993A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- data
- switching node
- packet
- node
- optical
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims abstract description 384
- 230000015654 memory Effects 0.000 claims description 73
- 238000012545 processing Methods 0.000 claims description 17
- 235000008694 Humulus lupulus Nutrition 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229940090044 injection Drugs 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002070 nanowire Substances 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0071—Provisions for the electrical-optical layer interface
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/74—Address processing for routing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0066—Provisions for optical burst or packet networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0254—Optical medium access
- H04J14/0267—Optical signaling or routing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
- H04Q2011/0037—Operation
- H04Q2011/0039—Electrical control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
- H04Q2011/0052—Interconnection of switches
- H04Q2011/0058—Crossbar; Matrix
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0088—Signalling aspects
Definitions
- the present invention relates to the field of computer technologies, and in particular, to an interconnection system, apparatus, and data transmission method.
- Opt i ca l Interconnect ion is an optical signal transmission method using optical waveguides (such as optical fibers) as a transmission medium, which has the advantages of low power consumption, small delay, and large bandwidth.
- data in the form of an electrical signal transmitted by an interconnection end point in the optical interconnection network is converted into data in the form of an optical signal by the interface controller and sent to a switching node connected to the interface controller.
- the optical signal is hop by hop by the switching node in the optical interconnection network to the interface controller to which the other interconnection endpoint is connected, and is converted to an electrical signal for transmission to the other interconnection endpoint.
- the data in the form of optical signals cannot be directly parsed. It is necessary to convert the data into an electrical signal before it can be parsed to obtain the information included in the data. Therefore, each switching node on the transmission path needs to be paired first.
- the data in the form of the received optical signal is photoelectrically converted, and then the routing information is obtained from the data in the form of the converted electrical signal and routed according to the routing information to determine the next hop, and then the data in the form of the electrical signal is electrically converted.
- the data in the form of the converted optical signal is sent to the next hop, so there is a problem of additional delay and power consumption due to the electro-optical-to-electrical conversion.
- the present invention provides an interconnection system, apparatus, and data transmission method to improve the efficiency of data transmission.
- an interconnection system comprising: at least two interconnected endpoints, at least two interface controllers, and N switching nodes, N being a positive integer;
- a first one of the interconnected endpoints is connected to a first one of the N switch nodes by a first interface controller of the interface controller, a second one of the interconnected endpoints Connecting the endpoint to the second switching node of the N switching nodes by using a second interface controller in the interface controller;
- the first interconnecting end is configured to send data in the form of an electrical signal to the first interface controller;
- the first interface controller is configured to convert the received data in the form of the electrical signal into an optical signal form a data packet, and a control packet for generating the data packet, wherein the control packet is in the form of an electrical signal and includes routing information of the data packet; and is further configured to send the control packet to the first switching node, and Transmitting the data packet to the first switching node after the interval offset time;
- Any one of the N switching nodes configured to determine, according to the routing information of the data packet, a second neighboring node, when the control packet sent by the first neighboring node is received, where
- the first adjacent node is specifically a switching node adjacent to the any switching node, or an interface controller connected to the any switching node, where the second neighboring node is specifically connected to any one of the switching nodes.
- An adjacent switching node, or an interface controller connected to the any one of the switching nodes, is further configured to send the control packet to the second neighboring node when the second neighboring node is a switching node; Transmitting, on the any switching node, an optical path from a first optical port connected to the first neighboring node to a second optical port connected to the second adjacent node, and passing through the When the first optical port receives the data packet, the data packet is transmitted to the second optical port by using the optical path, and the second optical port is sent to the second adjacent node by using the optical port. data pack;
- the second interface controller is configured to, when receiving the data packet sent by the second switching node, convert the data packet into data in the form of an electrical signal and send the data to the second interconnecting endpoint.
- the first interface controller is specifically configured to perform converting the data into the light when determining that the data in the form of the electrical signal meets a preset condition A packet in the form of a signal and the operation of the control packet is generated.
- the determining that the data in the form of the electrical signal meets a preset condition specifically includes determining a type of data in the form of the electrical signal For the preset type, or determining that the data in the form of the electrical signal is greater than a preset threshold, or determining that the type of the data in the form of the electrical signal is a preset type and the data in the form of the electrical signal is greater than a preset threshold.
- the any one of the switching nodes is further configured to: according to the packet in the form of an electrical signal when receiving a packet in the form of an electrical signal sent by the first neighboring node
- the information indicating the type of the packet determines whether the packet in the form of the electrical signal is a control packet, and when it is determined to be the control packet, performing the opening of the data packet in the form of the optical signal corresponding to the control packet The operation of the light path.
- each of the at least two interconnected endpoints is specifically processed Or memory.
- the routing information of the data packet includes a destination address of the data packet
- the second neighboring node specifically includes:
- the second aspect provides a switching node, including: a routing module and an optical switch module, where the routing module is configured to: when receiving a control packet in the form of an electrical signal sent by the first neighboring node, according to the control packet
- the routing information is determined by the second neighboring node, where the routing information in the control packet is routing information of a data packet in the form of an optical signal corresponding to the control packet, where the first neighboring node is specifically exchanged with the a switching node adjacent to the node, or an interface control connected to the switching node
- the second adjacent node is specifically a switching node adjacent to the switching node or an interface controller connected to the switching node; and is also used when the second neighboring node is a switching node Transmitting the control packet to the second neighboring node, and instructing the optical switch module to open a data packet in the form of an optical signal corresponding to the control packet from a first optical port of the switching node to the switching node
- the optical switch module is configured to open the optical path according to the indication of the routing module, and to transmit the data packet to the office through the optical path when the data packet is received by the first optical port
- the second optical port is configured to send the data packet to the second neighboring node by using the second optical port.
- the routing module is further configured to: when receiving a packet in the form of an electrical signal sent by the first neighboring node, according to the packet in the form of the electrical signal Determining, by the information indicating the type of the packet, whether the packet in the form of the electrical signal is a control packet, and indicating that the optical switch module is a data packet in the form of the optical signal corresponding to the control packet when determining that the control packet is a control packet Open the light path.
- the interconnecting endpoint is specifically a processor or a memory;
- the routing information of the data packet includes the data The destination address of the package;
- the second neighboring node specifically includes:
- an interface controller including: a receiving unit and a processing unit; the receiving unit is configured to receive data in the form of an electrical signal sent by an interconnecting endpoint connected to the interface controller, and receive Data transfer to the processing unit;
- the processing unit is configured to receive the data from the receiving unit, convert the data into a data packet in the form of an optical signal, and generate a control packet of the data packet, where the control packet is in the form of an electrical signal and And including the routing information of the data packet; and is further configured to send the control packet to a switching node that is connected to the interface controller, and send the data packet to the switching node after an interval offset time, so as to:
- the switching node receives the control packet and determines a next hop according to the routing information of the data packet included in the control packet, the switching node opens an open connection with the access controller on the switching node. An optical path of the optical port to the optical port connected to the next hop for transmitting the data packet, and transmitting the data in the form of the optical signal through the optical path when receiving the data packet in the form of the optical signal package.
- the processing unit is specifically configured to perform converting the data into the optical signal form when determining that the data in the form of the electrical signal satisfies a preset condition
- the packet is generated and the operation of the control packet is generated.
- the processing unit is specifically configured to determine, according to the type of the electrical signal, a type of data, or determine a location
- the processing unit is specifically configured to determine, according to the type of the electrical signal, a type of data, or determine a location
- the processing unit is specifically configured to determine, according to the type of the electrical signal, a type of data, or determine a location
- the data in the form of the electrical signal is greater than a preset threshold, or when the type of the data in the form of the electrical signal is determined to be a preset type and the data in the form of the electrical signal is greater than a preset threshold
- performing the conversion of the data into the A packet in the form of an optical signal is described and the operation of the control packet is generated.
- a fourth aspect provides a switching node, including: a processor, a memory, and an optical switch; and the memory is configured to store a computer operating instruction;
- the processor configured to execute a computer operation instruction stored in the memory, so that the exchange
- the node implements the following operations:
- the first neighboring node When receiving the control packet in the form of an electrical signal sent by the first neighboring node, determining a second neighboring node according to the routing information in the control packet, where routing information in the control packet is corresponding to the control packet
- the routing information of the data packet in the form of an optical signal, the first neighboring node is specifically a switching node adjacent to the switching node, or an interface controller connected to the switching node, the second neighboring node Specifically, a switching node adjacent to the switching node or an interface controller connected to the switching node;
- the optical switch is configured to transmit the data packet to the second optical port through the optical path when receiving the data packet by using the first optical port, and pass the second optical port to The second neighboring node sends the data packet.
- the interconnecting endpoint is specifically a processor or a memory;
- the routing information of the data packet includes a destination address of the data packet;
- the optical port to which the next hop adjacent switching node is connected is not occupied, and the neighboring switching node is determined as the second neighboring node if the switching node and all neighboring exchanges as alternative next hops
- the optical ports of the nodes are all occupied, and when it is determined that there is free memory connected to the switching node through the interface controller, the interface controller is determined as the second adjacent node.
- the processor executing the computer operation instruction further causes the switching node to perform an operation of: according to the packet in the form of an electrical signal when receiving a packet in the form of an electrical signal transmitted by the first neighboring node
- the information indicating the type of the packet determines whether the packet in the form of the electrical signal is a control packet, and when it is determined to be the control packet, opens the optical path for the data packet in the form of the optical signal corresponding to the control packet .
- an interface controller including: a processor and a memory;
- the memory is configured to store computer operation instructions
- the processor is configured to execute a computer operation instruction stored in the memory, so that the interface controller implements the following operations:
- the executing the computer operation instruction by the processor specifically, the interface controller to perform the following operations: Determining that the type of the data in the form of the electrical signal is a preset type, or determining that the data in the form of the electrical signal is greater than a preset threshold, or determining that the type of data in the form of the electrical signal is a preset type and the electrical signal When the form of the data is greater than the preset threshold, performing an operation of converting the data into a data packet in the form of the optical signal and generating the control packet.
- an access switching node including:
- An access controller implemented as in the third aspect, the first or second possible implementation of the third aspect, or the first or second possible implementation of the fifth aspect, the fifth aspect Access controller
- an access interconnection endpoint is provided, including:
- a data transmission method including:
- the switching node When receiving the control packet in the form of an electrical signal sent by the first neighboring node, the switching node determines the second neighboring node according to the routing information in the control packet, where the routing information in the control packet is the control a routing information of a data packet in the form of an optical signal corresponding to the packet, where the first neighboring node is specifically a switching node adjacent to the switching node, or an interface controller connected to the switching node, the second phase
- the neighboring node is specifically a switching node adjacent to the switching node or an interface controller connected to the switching node; Transmitting, by the switching node, the control packet to the second neighboring node;
- the method further includes: when the switching node receives the packet in the form of an electrical signal sent by the first neighboring node, according to the packet in the form of the electrical signal The information indicating the type of the packet determines whether the packet in the form of the electrical signal is a control packet, and when it is determined to be the control packet, performing the opening of the data packet in the form of the optical signal corresponding to the control packet The operation of the light path.
- the interconnecting endpoint is specifically a processor or a memory;
- the routing information of the data packet includes the data The destination address of the package;
- the second neighboring node specifically includes:
- a data transmission method including: An interface controller receives data in the form of an electrical signal transmitted by an interconnect endpoint connected to the interface controller;
- the interface controller converts the data into a data packet in the form of an optical signal, and generates a control packet of the data packet, wherein the control packet is in the form of an electrical signal and includes routing information of the data packet;
- the controller sends the control packet to a switching node connected to the interface controller, and sends the data packet to the switching node after an interval offset time, so that: the switching node receives the control And determining, according to the routing information of the data packet included in the control packet, opening an optical port connected to the access controller to the next hop on the switching node
- the optical port of the optical port is configured to transmit the optical path of the data packet, and when the data packet in the form of the optical signal is received, the data packet in the form of the optical signal is transmitted through the optical path.
- the interface controller performs, when determining that the data in the form of the electrical signal meets a preset condition, converting the data into a data packet in the form of the optical signal and The operation of generating the control packet.
- the determining that the data in the form of the electrical signal meets a preset condition specifically includes determining a type of data in the form of the electrical signal For the preset type, or determining that the data in the form of the electrical signal is greater than a preset threshold, or determining that the type of the data in the form of the electrical signal is a preset type and the data in the form of the electrical signal is greater than a preset threshold.
- data to be transmitted is converted into a data packet in the form of an optical signal for transmission, and a control packet corresponding to the data packet is transmitted in the form of an electrical signal and includes routing information of the data packet, when passing through the switching node,
- the switching node directly determines the neighboring node as the next hop according to the routing information in the control packet, and opens an optical path in the switching node for transmitting the data packet to transmit the data packet. Since the control packet and the data packet do not need to be optical-electrical, electro-optic, or the entire transmission process, the problem of additional delay and power consumption due to the electro-optical-electrical conversion can be reduced, thereby improving the data.
- the efficiency of the transmission since the control packet and the data packet do not need to be optical-electrical, electro-optic, or the entire transmission process, the problem of additional delay and power consumption due to the electro-optical-electrical conversion can be reduced, thereby improving the data. The efficiency of the transmission.
- FIG. 1 is a schematic structural diagram of an interconnection system according to Embodiment 1 of the present invention.
- FIG. 2a is a schematic diagram of a connection manner between an interconnection endpoint, an interface controller, and a switching node in an interconnection system according to Embodiment 1 of the present invention
- FIG. 2b is a schematic diagram showing a connection manner between switching nodes in an interconnection system according to Embodiment 1 of the present invention
- FIG. 3 is a schematic structural diagram of an interconnection system 100 according to Embodiment 1 of the present invention
- FIG. 4 is a schematic diagram of an optical path opened on a switching node according to Embodiment 1 of the present invention
- Figure 6-1 and Figure 6-2 show the structure of the optical switch of the switching node 200 according to Embodiment 2 of the present invention.
- FIG. 7 is a schematic structural diagram of a switching node 300 according to Embodiment 3 of the present invention.
- FIG. 8 is a schematic structural diagram of an interface controller 400 according to Embodiment 4 of the present invention.
- FIG. 9 is a schematic structural diagram of an interface controller 500 according to Embodiment 5 of the present invention.
- FIG. 10 is a schematic structural diagram of an access switching node 600 according to Embodiment 6 of the present invention
- FIG. 11 is a schematic structural diagram of an access interconnection endpoint 700 according to Embodiment 7 of the present invention
- FIG. 13 is an interaction flowchart of a data transmission method according to Embodiment 9 of the present invention. detailed description
- FIG. 1 is a schematic structural diagram of an interconnection system 100 according to Embodiment 1 of the present invention.
- the interconnection system 100 includes: an interconnection endpoint 1 10, an interface controller 120, and a switching node 130.
- the interconnect endpoint (such as 110(A) of FIG. 1) is connected to the corresponding switching node (such as switching node 130 (A) of FIG. 1) through a corresponding interface controller (such as 120 (A) of FIG. 1).
- the connection mode can be as shown in FIG. 2a, the electrical port of the interconnection end point and the electrical port of the interface controller are connected through the electrical interconnection 141, and the other electrical port of the interface controller and the electrical port of the switching node pass through the electrical interconnection 141.
- the optical port of the interface controller and the optical port of the switching node are connected by an optical waveguide 142.
- the interconnection endpoint, the interface controller, and the switching node shown in Figure 2a can be implemented on different physical entities respectively, or the interconnection endpoint and the interface controller can be integrated together, and the interface controller and the interface controller can also be The switching nodes are integrated.
- the electrical ports of adjacent switching nodes in interconnect system 100 are connected by electrical interconnects 141, and the optical ports of adjacent switching nodes are connected by optical waveguides 142.
- the electrical interconnections 141 in the interconnection system 100 are used to transmit electrical signals, which may be copper wires, nanowires, etc.; the optical waveguides 142 are used to transmit optical signals, which may be optical fibers (such as optical fibers, optical cables), thin film waveguides, and tapes. Waveguides, etc.
- the switching nodes of the interconnection system 100 are connected by a network topology such as an MESH (grid) topology and a Torus topology.
- the switching nodes and the electrical interconnections connecting the switching nodes form an electrical network as a whole; the switching nodes are connected by a network topology through optical waveguides, and the switching nodes and the optical waveguides connecting the switching nodes form an optical network as a whole.
- a network topology such as an MESH (grid) topology and a Torus topology.
- the network topology of the electrical network and the network topology of the optical network may be the same or different.
- the interconnection system 100 may specifically be an inter-board interconnection system, and correspondingly, the interconnection endpoint 100 is specifically a server or the like.
- the interconnect system 100 may also specifically be an inter-chip interconnect system, as shown in FIG. 3, and correspondingly, the interconnect end point 100 is specifically a processor 111 or a memory 112.
- the processor 111 may be a central processing unit (CPU), an integrated circuit (ASIC), or the like.
- the memory 112 may specifically be a high speed RAM memory, a non-volatile memory (non-vo latile memory) or the like.
- the specific functional implementation of the interconnect endpoints, interface controllers, and switch nodes in the interconnect system 100 is described below in conjunction with FIG.
- a first interconnect endpoint (e.g., 1 11-1 ) in interconnect endpoint 110 is coupled to a first switch node in switch fabric 1 30 via a first interface controller (e.g., 120-1) in interface controller 120 ( Such as switching node 1).
- a first interface controller e.g., 120-1
- interface controller 120 Such as switching node 1).
- a second interconnect endpoint (e.g., 1 12-5) in interconnect endpoint 110 is coupled to a second switch node in switch fabric 1 30 via a second interface controller (e.g., 120-5) in interface controller 120 ( Such as switching nodes 5).
- the second switching node and the first switching node may be the same or different.
- the first interconnecting endpoint is configured to send data in the form of an electrical signal to the first interface controller.
- the first interconnect endpoint is a processor that is to transfer data to another processor in the interconnect system 100, or to write data to a memory in the interconnect system 100 (eg, the processor 111-1 is to be 112-5 write data), as another example, the first interconnect endpoint is a memory, and a processor in the interconnect system 100 reads data from the memory, and the first interconnect endpoint first refers to the first An interface controller sends the data.
- the first interface controller is configured to convert the received data in the form of the electrical signal into a data packet in the form of an optical signal, and generate a control packet of the data packet in the form of the optical signal, where the control packet is
- the signal form includes the routing information of the data packet; and is further configured to send the control packet to the first switching node, and send the data packet to the first switching node after an interval offset time.
- the offset time may be determined according to an empirical value, test data, or the like, as long as the determined offset time can ensure that the data packet in the form of the optical signal corresponding to the control packet arrives later than the control packet.
- the same switching node can be used.
- the routing information includes a destination address of the data packet, and may further include information such as a priority of the data packet.
- a specific implementation of converting the data in the form of the electrical signal into a data packet in the form of an optical signal may be
- the data in the form of an electrical signal is encapsulated into a data packet in the form of an electrical signal, and the data packet in the form of an electrical signal is converted into a data packet in the form of an optical signal by electro-optical conversion.
- the data packet is specifically a burst packet.
- the converted data packets may be one or more, and the first interface controller may generate a corresponding control packet for each data packet.
- the first interface controller may convert the data in the form of an electrical signal to a data packet in the form of an optical signal and generate a control packet corresponding to the data packet each time the data in the form of an electrical signal transmitted by the first interconnecting endpoint is received. And sent to the first switching node regardless of the attributes of the data (such as the type and size of the data).
- the first interface control may also determine, when the data in the form of an electrical signal is received from the first interconnecting endpoint, whether the data meets a preset condition, and when determining that the data meets a preset condition, performing the Converting data into data packets in the form of optical signals and generating corresponding control packets. For data that does not satisfy the preset conditions, the data may be directly transmitted to the The first switching node.
- the specific judgment method may be: determining whether the type of the data is a preset type, and if it is a preset type, performing an operation of converting the data into a data packet in the form of an optical signal and generating a corresponding control packet.
- the electrical interconnection between the interconnect endpoint and the interface controller generally includes multiple pin lines, such as data lines, address lines, control lines, power lines, clock lines, etc., and different types of pins are transmitted through different pin lines.
- the first interface controller may determine the type of the data according to the pin line transmitting the data, thereby determining whether the data is a preset type of data, and if so, An operation of converting the data into a packet in the form of an optical signal and generating a corresponding control packet is performed.
- the specific judgment method may further be: determining whether the data is greater than a preset threshold, and if so, performing an operation of converting the data into a data packet in the form of an optical signal and generating a corresponding control packet.
- the data may be combined with the type and size of the data, for example, determining whether the type of the data is a preset type and whether the data is greater than a preset threshold, if the data is a preset type. And greater than the preset threshold, an operation of converting the data into a data packet in the form of an optical signal and generating a corresponding control packet is performed.
- any one of the switching nodes 1 30 (such as switching node 1, switching node 2, for convenience of description, hereinafter referred to as the current switching node), for receiving the control packet sent by the first neighboring node Determining, according to the routing information of the data packet included in the control packet, such as a destination address, a priority, and the like of the data packet, where the first neighboring node is specifically exchanged with the current a switching node adjacent to the node or an interface controller connected to the current switching node, where the second neighboring node is specifically a switching node adjacent to the current switching node or an interface controller connected to the current switching node; Transmitting the control packet to the second neighboring node when the second neighboring node is a switching node adjacent to the current switching node, where the data packet corresponding to the control packet is in the switching node Opening an optical path from a first optical port connected to the first neighboring node to a second optical port connected to the second adjacent node, and receiving the data packet through the first optical port And transmitting,
- 4-1 is the first optical port
- 4-2 is the second optical port
- 4-3 is an open optical path from the first optical port to the second optical port.
- the current switching node may specifically determine, when determining the neighboring switching node that is the candidate next hop according to the routing algorithm, the light that is connected between the current switching node and the neighboring switching node. Whether the port is in an idle state, and determining that the switching node is the second neighboring node when it is determined to be in an idle state, and setting the state of the optical port to an occupied state.
- the current switching node is further configured to reset the state of the optical port to an idle state after transmitting the data packet in the form of the optical signal.
- the current switching node may send the control packet to the The interface controller can also be discarded directly. If the current switching node will use the control packet Sending to the interface controller, the interface controller may directly discard the control packet when it determines that the control packet is received.
- a packet in the form of an electrical signal transmitted between each node may be a control packet, or may include both a control packet and other types of packets, preferably, the current exchange.
- the node may further determine, according to the information indicating the type of the packet in the packet, whether the packet is a control packet, and determine that the control is The operation of opening the optical path for the data packet corresponding to the control packet is performed at the time of the packet.
- the switch node in the interconnect system is connected to the memory through the interface controller, the switch node can use the connected memory as a cache of the switch node, correspondingly
- the data packet to be transmitted may be stored into the memory by the interface controller. (ie, use the interface controller as the next hop).
- the implementation manner of determining, by the current switching node, the second neighboring node according to the routing information in the control packet is: determining, according to the destination address of the data packet included in the control packet, the correspondence of the control packet Whether the destination of the data packet is an interconnection endpoint connected to the switching node through an interface controller, and if so, determining the interface controller as the second neighboring node, otherwise determining according to a routing algorithm as an alternative a neighboring switching node of the next hop, if the optical port connected to the neighboring switching node that is the alternate next hop is not occupied (ie, in an idle state), the neighboring switching node is determined to be a second neighboring node, if the optical port of the switching node and all neighboring switching nodes that are alternate next hops are occupied (ie, both are in an occupied state), determining that there is an interface connected to the When the node's free memory is swapped, the interface controller is determined to be the second neighboring node.
- the first neighboring node is the first interface controller; when the current switching node is the second switching node, the second neighboring node is The second interface controller.
- the first neighboring node of the switching node 1 is the interface controller 120-1 (ie, the first Interface controller)
- the second adjacent node is switching node 2; the first neighbor of switching node 2
- the node is a switching node 1, the second neighboring node is a switching node 5; the first neighboring node of the switching node 5 (ie, the second switching node) is a switching node 2, and the second neighboring node is an interface controller 120- 5 (ie the second interface controller).
- the second controller is configured to, when receiving the data packet sent by the second switching node, convert the data packet into data in the form of an electrical signal and send the data to the second interconnecting endpoint.
- the transmission path of the data packet and the control packet is the switching node 1, the switching node 2, and the switching node 5, and the switching node 5 is the second switching node, and the interface controller 120 connected to the switching node 5 -5 is the second interface controller.
- the second interconnected endpoint may be a predetermined destination of the data (ie, a destination corresponding to the destination address carried in the control packet), or may be a temporarily determined destination of the data.
- the predetermined destination of the data is a third interconnect endpoint (such as the memory 112-9).
- the switching node 5 determines that the optical port connected to the three alternative next hops is occupied, the The data packet corresponding to the control packet opens the optical path to the next switching node, and the switching node 5 opens the optical path from the optical port connected to the switching node 2 to the optical port connected to the interface controller 120-5, and passes and exchanges
- the optical port connected to the node 2 receives the data packet, the data packet is sent to the interface controller 120-5 (ie, the second interface controller) through the opened optical path, and the interface controller 120- 5
- the data packet is converted into an electric signal in the form of data stored in the memory 112-5 (i.e., the second interconnection end) of.
- the second interconnect endpoint (ie, a memory connected to the second interface controller) when storing data in the form of electrical signals
- the address storing the data is sent by the second interface controller to a processor (e.g., all processors in the interconnect system 100) that are likely to read the data.
- a processor e.g., all processors in the interconnect system 100
- the multiple interconnects may be connected to the switching node through an interface controller respectively, or may be connected to the switching node through the same interface controller, or a partial interconnecting endpoint may be connected to the switching through an interface controller.
- a node, a partially interconnected endpoint is connected to the switching node through another interface controller.
- interconnect system 100 when the interconnect system 100 is an inter-chip interconnect system, multiple processors and/or multiple memories can be connected to the same switching node.
- Each processor connected to the same switching node can be located on a different PCB (Pr inted Circui t Board, printed circuit board), server chassis or even different machines.
- the individual memories connected to the same switching node can also be located on different PCB boards, server chassis or even different machines.
- multiple processors can be connected to the switching node through different interface controllers, or can be connected to the switching node through the same interface controller.
- the interface controller and the switching node transmit multiple processors and the exchange through the optical waveguide between the interface controller and the switching node by using wavelength division multiplexing technology
- multiple processors can be connected to a sub-network (such as a ring network) through electrical ports, so that multiple processors communicate directly through the sub-network.
- the plurality of memories When a plurality of memories are connected to the switching node, the plurality of memories may be connected to the switching node through different interface controllers, or may be connected to the switching node through the same interface controller.
- multiple memories are connected to the switching node in a fat tree structure, wherein each memory is a leaf node of the fat tree structure, and the switching node is the fat tree The root node of the shape structure.
- a second embodiment of the present invention provides a switching node 200, including: a processor 210, a memory 220, and an optical switch 230.
- the processor 210, the memory 220, and the optical switch 230 can be connected by a bus.
- the memory 220 is configured to store computer operation instructions.
- the memory 220 may include a high speed RAM memory and may also include non-volatile memory, such as at least one disk memory.
- the processor 210 is configured to execute computer operation instructions stored in the memory 420.
- the processor 210 may specifically be a central processing unit (CPU, centra l proces s ing uni t ), which is a computer core unit.
- the processor 210 executes the computer operation instructions to cause the switching node 200 to perform the following operations:
- the first neighboring node When receiving the control packet in the form of an electrical signal sent by the first neighboring node, determining a second neighboring node according to the routing information in the control packet, where routing information in the control packet is corresponding to the control packet
- the routing information of the data packet in the form of an optical signal, the first neighboring node is specifically a switching node adjacent to the switching node, or an interface controller connected to the switching node, the second neighboring node Specifically, a switching node adjacent to the switching node or an interface controller connected to the switching node;
- the first optical port of the optical switch 230 is connected to the optical port of the first adjacent node, and the second optical of the optical switch 230 The port is connected to the optical port of the second adjacent node.
- the routing information includes a destination address of the data packet, and may further include information such as a priority of the data packet.
- the interconnect endpoint may specifically be a processor or a memory.
- the executing the computer operation instruction by the processor 210 may specifically enable the switching node 200 to: determine, according to the destination address, whether the destination of the data packet in the form of the optical signal is through a port controller is connected to the interconnecting endpoint of the switching node, and if so, determining the interface controller as the second neighboring node; otherwise, determining a neighboring switching node as an alternate next hop according to a routing algorithm And if the switching node is not occupied by an optical port connected to the neighboring switching node that is the candidate next hop, determining the neighboring switching node as the second neighboring node, if the switching node and all An optical port of an adjacent switching node that is an alternate next hop is occupied, and when it is determined that there is a free memory connected to the switching node by the interface controller, the interface controller is determined to be the second neighbor node.
- the optical switch 230 is configured to: when the data packet is received by using the first optical port, transmit the data packet to the second optical port by using the optical path, and pass through the second optical port The second neighboring node sends the data packet.
- the optical switch 230 may specifically be a T-ring, an MZI (Mach Zehnder Interferometer), a S0A (semiconductor optical amplifier),
- Switches such as MEMS (Micro Electro Mechanical systems).
- the optical switch 230 is a 6 x 6 bidirectional optical switch composed of an optical waveguide and a micro ring (MR as shown in FIG. 6-1), and has 6 optical ports (Eas t , South, We st, Nor th, Eject ion/ Inject ion, Up/Down ), each optical port is bidirectional.
- each microring The opening state control of each microring is shown in Figure 6-2.
- the dotted line shows the transmission direction when the microring is in the off state, and the solid line shows the transmission direction when the microring is in the on state.
- the processor 210 can specifically open the optical path between the two ports of the optical switch 230 by executing the computer operation instructions to control the switching states of the respective micro-rings in the optical switch 230. As shown in Figure 6-1, to open the optical path from optical port West to optical port Up/Down, you can control to close the No. 1 micro ring, open the No. 1 micro ring, and close the No. 3 and No. 4 micro ring.
- the processor 210 executing the computer operation instruction may further enable the switching node 200 to perform the following operations: when receiving the packet in the form of an electrical signal sent by the first neighboring node, according to the packet in the form of the electrical signal
- the information indicating the type of the packet determines whether the packet in the form of the electrical signal is a control packet, and when it is determined to be the control packet, opens the optical path for the data packet in the form of the optical signal corresponding to the control packet.
- the switching node 200 provided in Embodiment 2 may be any one of the interconnection systems 100 provided in Embodiment 1, and any one of the interconnection systems 100 provided in Embodiment 1 may be exchanged by Embodiment 2.
- the implementation of node 200 is implemented.
- the control packet received by the switching node is in the form of an electrical signal, and the routing information of the data packet in the form of an optical signal corresponding to the control packet may be directly performed according to the routing information in the control packet.
- the route is determined to be the next hop neighbor node, and an optical path for transmitting the data packet in the form of the optical signal is opened on the switching node to transmit the data packet. Since the control packet and the data packet do not need to be optical-electrical or electro-optic converted during the entire transmission process, the problem of additional delay and power consumption due to the electro-optical-electrical conversion can be reduced, thereby improving the data. The efficiency of the transmission.
- Embodiment 3 of the present invention provides a switching node 300, including: a routing module 310 and an optical switch module 320.
- the routing module 310 is configured to: when receiving the control packet in the form of an electrical signal sent by the first neighboring node, determine, according to routing information in the control packet, a second neighboring node, where The routing information is routing information of a data packet in the form of an optical signal corresponding to the control packet, where the first neighboring node is specifically a switching node adjacent to the switching node 300 or an interface controller connected to the switching node 300.
- the second adjacent node is specifically a switching node adjacent to the switching node 300 or an interface controller connected to the switching node 300; and is further configured to exchange the second adjacent node with the switching node And sending, by the node, the control packet to the second neighboring node, and instructing the optical switch module 320 to open the data packet in the form of an optical signal corresponding to the control packet from the first optical port of the switching node 300 to the switching node 300.
- An optical path of the second optical port, the first optical port of the switching node 300 is connected to the optical port of the first adjacent node, and the second optical port of the switching node 300 is connected to the second adjacent node Optical port.
- the routing information includes a destination address of the data packet, and may further include information such as a priority of the data packet.
- the interconnect endpoint may specifically be a processor or a memory.
- the routing module 310 may specifically determine, according to the destination address, whether a destination of the data packet in the form of the optical signal is an interconnection endpoint connected to the switching node by using an interface controller, and if yes, determining the interface controller as The second neighboring node, otherwise, determines a neighboring switching node as an alternate next hop according to a routing algorithm, if the optical port connected to the neighboring switching node that is the alternate next hop is not occupied Determining, by the neighboring switching node, the second neighboring node, if the optical port of the switching node and all neighboring switching nodes that are alternate next hops are occupied, determining that there is an interface controller When connected to the free memory of the switching node, the interface controller is determined to be the second neighboring node.
- the optical switch module 320 is configured to open the optical path according to the indication of the routing module 310, and configured to transmit, by using the optical path, the data packet to the first path when the data packet is received by the first optical port a two optical port, and sending the data packet to the second neighboring node by using the second optical port.
- the routing module 310 is further configured to: when receiving the packet in the form of an electrical signal sent by the first neighboring node, determine the electrical signal form according to information in the packet in the form of the electrical signal indicating the type of the packet. Whether the packet is a control packet, and when it is determined that the packet is a control packet, the optical switch module 320 is instructed to open the optical path for the data packet in the form of the optical signal corresponding to the control packet.
- the switching node 300 provided in Embodiment 3 may be any one of the interconnection systems 100 provided in Embodiment 1, and any one of the interconnection systems 100 provided in Embodiment 1 may be exchanged by Embodiment 2. The implementation of node 300 is implemented.
- the control packet received by the switching node is in the form of an electrical signal, and the routing information of the data packet in the form of an optical signal corresponding to the control packet may be directly performed according to the routing information in the control packet.
- the route is determined to be the next hop neighbor node, and an optical path for transmitting the data packet in the form of the optical signal is opened on the switching node to transmit the data packet. Since the control packet and the data packet do not need to be optical-electrical or electro-optic converted during the entire transmission process, the problem of additional delay and power consumption due to the electro-optical-electrical conversion can be reduced, thereby improving the data. The efficiency of the transmission.
- Embodiment 4 of the present invention provides an interface controller 400, including: a processor 410 and a memory 420, wherein the processor 410 and the memory 420 are connected by a bus.
- the memory 420 is configured to store computer operation instructions.
- Memory 420 may include high speed RAM memory and may also include non-volatile memory, such as at least one disk memory.
- the processor 410 is configured to execute computer operation instructions stored in the memory 420.
- the processor 410 may specifically be a central processing unit (CPU, centra l proces s ing uni t ), which is a computer core unit.
- the processor 410 executes the computer operation instruction to cause the interface controller 400 to perform the following operations:
- the processor 410 executing the computer operation instruction may specifically cause the interface controller 400 to perform the following operations: when determining that the data in the form of the electrical signal satisfies a preset condition, performing conversion of the data into the optical signal form The data packet and the operation of the control packet.
- Determining that the data in the form of the electrical signal meets the preset condition comprises: determining that the type of the data in the form of the electrical signal is a preset type, or determining that the data in the form of the electrical signal is greater than a preset threshold, or determining the location
- the type of data in the form of an electrical signal is of a preset type and the data in the form of the electrical signal is greater than a preset threshold.
- the interface controller 400 provided in Embodiment 4 may be in the interconnection system 100 provided in Embodiment 1. Any of the interface controllers, any of the interconnect systems 100 provided in Embodiment 1 can be implemented by the implementation of the interface controller 400 provided in Embodiment 4.
- the interface controller 400 provided in Embodiment 4 may be any one of the interconnection systems 100 provided in Embodiment 1. Any one of the interconnection systems 100 provided in Embodiment 1 may pass Embodiment 4 The implementation of the provided interface controller 400 is implemented.
- the interface controller 400 converts data in the form of an electrical signal transmitted by the interconnection endpoint into a data packet in the form of an optical signal, and generates control of an electrical signal form including routing information of the data packet.
- the packet is sent to the switching node, and the data packet in the form of the optical signal is sent to the switching node after the interval offset time. Therefore, the switching node can directly perform routing according to the routing information in the control packet to determine the next hop. And opening an optical path in the switching node for transmitting the data packet to transmit the data packet.
- Embodiment 5 of the present invention provides an interface controller 500, including: a receiving unit 510 and a processing unit 520.
- the receiving unit 510 is configured to receive data in the form of an electrical signal sent by the interconnecting endpoint connected to the interface controller, and transmit the received data to the processing unit 520, where the interconnecting endpoint may specifically be a processor or Memory.
- the processing unit 520 is configured to receive the data from the receiving unit 510, convert the data into a data packet in the form of an optical signal, and generate a control packet of the data packet, where the control packet is in the form of an electrical signal and includes
- the routing information of the data packet is further configured to send the control packet to a switching node connected to the interface controller, and send the data packet to the switching node after an interval offset time, so as to:
- the switching node When the switching node receives the control packet and determines the next hop according to the routing information of the data packet included in the control packet, the switching node opens an optical port connected to the access controller on the switching node.
- the processing unit 520 may be specifically configured to: when determining that the data in the form of the electrical signal satisfies a preset condition, for example, determining that the type of the data in the form of the electrical signal is a preset type, or determining data in the form of the electrical signal When the value of the data in the form of the electrical signal is a preset type and the data in the form of the electrical signal is greater than a preset threshold, performing conversion of the data into data in the form of the optical signal is performed. The operation of the package is generated and generated.
- the interface controller 500 provided in Embodiment 5 may be any one of the interconnection systems 100 provided in Embodiment 1. Any one of the interconnection systems 100 provided in Embodiment 1 may pass Embodiment 5 The implementation of the provided interface controller 500 is implemented.
- the interface controller 500 converts data in the form of an electrical signal transmitted by the interconnection endpoint into a data packet in the form of an optical signal, and generates control of an electrical signal form including routing information of the data packet.
- the packet is sent to the switching node, and the data packet in the form of the optical signal is sent to the switching node after the interval offset time. Therefore, the switching node can directly perform routing according to the routing information in the control packet to determine the next hop. And opening an optical path in the switching node for transmitting the data packet to transmit the data packet.
- an embodiment 6 of the present invention provides an access switching node 600.
- the access switching node 600 includes an access controller 610 and a switching node 620.
- the access controller 610 is specifically an interface controller provided in Embodiment 4. 400 or the interface controller 500 provided by the embodiment 5, the switching node 620 is specifically the switching node 200 provided by the embodiment 2 or the switching node 300 provided by the embodiment 3.
- Embodiment 7 of the present invention provides an access interconnection endpoint 700, including: an interconnection endpoint 710 and an access controller 720.
- the interconnection endpoint 710 may specifically be the interconnection system provided in Embodiment 1.
- the access controller 720 is specifically the interface controller 400 provided in Embodiment 4 or the interface controller 500 provided in Embodiment 5, in any one of 100 interconnected endpoints (such as the first interconnected endpoint).
- Embodiment 8 of the present invention provides a data transmission method, including:
- Step 810 When receiving the control packet in the form of an electrical signal sent by the first neighboring node, the switching node determines, according to the routing information in the control packet, a second neighboring node, where the route in the control packet
- the information is routing information of a data packet in the form of an optical signal corresponding to the control packet, where the first neighboring node is specifically a switching node adjacent to the switching node, or an interface controller connected to the switching node,
- the second neighboring node is specifically a switching node adjacent to the switching node or an interface controller connected to the switching node;
- Step 820 The switching node sends the control packet to the second neighboring node when the second neighboring node is a switching node adjacent to the switching node.
- Step 830 The switching node opens, on the switching node, the data packet corresponding to the control packet from a first optical port connected to the first neighboring node to a second adjacent node. Optical path of the second optical port;
- Step 840 The first switching node transmits the data packet to the second optical port by using the optical path when receiving the data packet by using the first optical port.
- Step 850 Send the data packet to the second neighboring node by using the second optical port.
- the method further includes: when the receiving node receives the packet in the form of an electrical signal sent by the first neighboring node, determining, according to information in the packet in the form of the electrical signal, information indicating a type of the packet Whether the packet in the form of the electrical signal is a control packet, and when it is determined that the packet is a control packet, an operation of opening the optical path for the data packet in the form of the optical signal corresponding to the control packet is performed.
- the specific implementation of the step 810 may be: determining whether the destination of the corresponding data packet of the control packet is an interconnection endpoint connected to the switching node by using an interface controller, and if yes, determining the interface controller as Determining a second neighboring node, otherwise determining a neighboring switching node as an alternate next hop according to a routing algorithm, if the optical port connected to the neighboring switching node that is the alternate next hop is not occupied, Determining the neighboring switching node as the second neighboring node if the exchange The optical port of the node and all neighboring switching nodes that are alternate next hops are occupied, and the memory connected to the switching node by the interface controller is determined as the second neighboring node.
- Embodiment 8 of the present invention can be performed by any of the switching nodes in the interconnection system provided in Embodiment 1.
- the control packet received by the switching node is in the form of an electrical signal, and the routing information of the data packet in the form of an optical signal corresponding to the control packet may be directly performed according to the routing information in the control packet.
- the route is determined to be the next hop neighbor node, and an optical path for transmitting the data packet in the form of the optical signal is opened on the switching node to transmit the data packet. Since the control packet and the data packet do not need to be optical-electrical or electro-optic converted during the entire transmission process, the problem of additional delay and power consumption due to the electro-optical-electrical conversion can be reduced, thereby improving the data.
- the efficiency of the transmission Referring to FIG. 13, Embodiment 9 of the present invention provides a data transmission method, including:
- Step 910 The interface controller receives data in the form of an electrical signal sent by the interconnecting endpoint, where the interconnecting endpoint may specifically be a processor or a memory;
- Step 920 The interface controller converts the data into a data packet in the form of an optical signal, and generates a control packet of the data packet, where the control packet is in the form of an electrical signal and includes routing information of the data packet.
- Step 930 The interface controller sends the control packet to the switching node, and sends the data packet to the switching node after an interval offset time, so that: the switching node receives the control. And determining, according to the routing information of the data packet included in the control packet, opening an optical port connected to the access controller to the next hop on the switching node An optical path of the optical port for transmitting the data packet, and when the data packet in the form of the optical signal is received, the data packet in the form of the optical signal is transmitted through the optical path.
- the interface controller determines the electrical quantity when determining that the data in the form of the electrical signal satisfies a preset condition, for example, determining that the type of the data in the electrical signal form is a preset type.
- a preset condition for example, determining that the type of the data in the electrical signal form is a preset type.
- Embodiment 9 of the present invention can be performed by any of the interconnection systems provided in Embodiment 1.
- the interface controller converts data in the form of an electrical signal transmitted by the interconnection endpoint into a data packet in the form of an optical signal, and generates a control packet in the form of an electrical signal including routing information of the data packet.
- control packet and the data packet do not need to be optical-electrical or electro-optic converted during the entire transmission process, the problem of additional delay and power consumption due to the electro-optical-electrical conversion can be reduced, thereby improving the data.
- the efficiency of the transmission A person skilled in the art may understand that all or part of the steps of implementing the above embodiments may be completed by hardware, or may be instructed by a program to execute related hardware, and the program may be stored in a computer readable storage medium.
- the storage medium mentioned may be a read only memory, a magnetic disk or an optical disk or the like.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14889630.1A EP2981004B1 (en) | 2014-04-18 | 2014-04-18 | Interconnection system and apparatus, and data transmission method |
CN201480077899.5A CN106464380B (zh) | 2014-04-18 | 2014-04-18 | 互连系统、装置和数据传输方法 |
KR1020167031577A KR101819410B1 (ko) | 2014-04-18 | 2014-04-18 | 상호접속 시스템과 장치, 및 데이터 전송 방법 |
JP2016514255A JP2016526328A (ja) | 2014-04-18 | 2014-04-18 | 相互接続システム、装置、およびデータ送信方法 |
ES14889630.1T ES2660819T3 (es) | 2014-04-18 | 2014-04-18 | Sistema de interconexión y aparato, y método de transmisión de datos |
PCT/CN2014/075694 WO2015157993A1 (zh) | 2014-04-18 | 2014-04-18 | 互连系统、装置和数据传输方法 |
US14/928,661 US9712901B2 (en) | 2014-04-18 | 2015-10-30 | Interconnection system, apparatus, and data transmission method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2014/075694 WO2015157993A1 (zh) | 2014-04-18 | 2014-04-18 | 互连系统、装置和数据传输方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/928,661 Continuation US9712901B2 (en) | 2014-04-18 | 2015-10-30 | Interconnection system, apparatus, and data transmission method |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015157993A1 true WO2015157993A1 (zh) | 2015-10-22 |
Family
ID=54323417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2014/075694 WO2015157993A1 (zh) | 2014-04-18 | 2014-04-18 | 互连系统、装置和数据传输方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9712901B2 (zh) |
EP (1) | EP2981004B1 (zh) |
JP (1) | JP2016526328A (zh) |
KR (1) | KR101819410B1 (zh) |
CN (1) | CN106464380B (zh) |
ES (1) | ES2660819T3 (zh) |
WO (1) | WO2015157993A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10070208B2 (en) * | 2015-11-30 | 2018-09-04 | Maged E. Beshai | Distributed control of a modular switching system |
US20170195218A1 (en) * | 2015-12-30 | 2017-07-06 | Qualcomm Incorporated | Routing in a hybrid network |
CN108400880B (zh) * | 2017-02-07 | 2020-11-03 | 华为技术有限公司 | 片上网络、数据传输方法和第一交换节点 |
US10552227B2 (en) * | 2017-10-31 | 2020-02-04 | Calient Technologies, Inc. | Reconfigurable computing cluster with assets closely coupled at the physical layer by means of an optical circuit switch |
US10284291B1 (en) * | 2018-04-25 | 2019-05-07 | Western Digital Technologies, Inc. | Node configuration in optical network |
US11109122B1 (en) * | 2020-06-30 | 2021-08-31 | Microsoft Technology Licensing, Llc | Using free-space optics to interconnect a plurality of computing nodes |
US11539453B2 (en) | 2020-11-03 | 2022-12-27 | Microsoft Technology Licensing, Llc | Efficiently interconnecting a plurality of computing nodes to form a circuit-switched network |
US11832033B2 (en) | 2020-11-03 | 2023-11-28 | Microsoft Technology Licensing, Llc | Efficiently interconnecting computing nodes to enable use of high-radix network switches |
CN114614898A (zh) * | 2022-03-28 | 2022-06-10 | 中国科学院计算技术研究所 | 一种环形拓扑网络及其构建方法、数据转发方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1661400A (zh) * | 2004-02-26 | 2005-08-31 | 富士通株式会社 | 光电集成电路装置、光电集成电路系统及传输方法 |
CN102281478A (zh) * | 2011-09-13 | 2011-12-14 | 西安电子科技大学 | 用于混合交换的片上光路由器 |
CN103490820A (zh) * | 2013-09-13 | 2014-01-01 | 中国人民解放军国防科学技术大学 | 面向无缓存光互连网络的网络互连装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69232305T2 (de) * | 1991-12-16 | 2002-07-25 | At & T Corp | Optische Paketvermittlungstelle |
JPH09181774A (ja) * | 1995-12-23 | 1997-07-11 | Nec Corp | 光スイッチ装置及び光スイッチ制御方式 |
US6545781B1 (en) * | 1998-07-17 | 2003-04-08 | The Regents Of The University Of California | High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion |
US6721315B1 (en) * | 1999-09-30 | 2004-04-13 | Alcatel | Control architecture in optical burst-switched networks |
CA2369196A1 (en) * | 2002-01-24 | 2003-07-24 | Alcatel Canada Inc. | System and method of downloading data for a communication switch |
US20050063701A1 (en) * | 2003-09-23 | 2005-03-24 | Shlomo Ovadia | Method and system to recover resources in the event of data burst loss within WDM-based optical-switched networks |
US8340517B2 (en) * | 2006-12-22 | 2012-12-25 | The Trustees Of Columbia University In The City Of New York | Systems and methods for on-chip data communication |
CN100584105C (zh) | 2007-02-02 | 2010-01-20 | 东南大学 | 基于光分组交换及光组播的分级控制计算机系统 |
US7532785B1 (en) | 2007-10-23 | 2009-05-12 | Hewlett-Packard Development Company, L.P. | Photonic interconnects for computer system devices |
US8121478B2 (en) | 2009-03-20 | 2012-02-21 | International Business Machines Corporation | Method and apparatus for implementing non-blocking computer interconnection network using bidirectional optical switch |
US8824496B2 (en) * | 2009-10-30 | 2014-09-02 | Oracle America, Inc. | Two-phase arbitration mechanism for shared optical links |
CN101917333B (zh) * | 2010-07-06 | 2012-10-24 | 西安电子科技大学 | 基于区域的光电双层片上网络系统及路由方法 |
CN102629898B (zh) * | 2012-04-11 | 2014-12-10 | 华为技术有限公司 | 数据传输方法、设备及系统 |
US8977124B2 (en) * | 2012-05-02 | 2015-03-10 | International Business Machines Corporation | Multi-node system networks with optical switches |
-
2014
- 2014-04-18 WO PCT/CN2014/075694 patent/WO2015157993A1/zh active Application Filing
- 2014-04-18 JP JP2016514255A patent/JP2016526328A/ja active Pending
- 2014-04-18 KR KR1020167031577A patent/KR101819410B1/ko active IP Right Grant
- 2014-04-18 ES ES14889630.1T patent/ES2660819T3/es active Active
- 2014-04-18 CN CN201480077899.5A patent/CN106464380B/zh active Active
- 2014-04-18 EP EP14889630.1A patent/EP2981004B1/en active Active
-
2015
- 2015-10-30 US US14/928,661 patent/US9712901B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1661400A (zh) * | 2004-02-26 | 2005-08-31 | 富士通株式会社 | 光电集成电路装置、光电集成电路系统及传输方法 |
CN102281478A (zh) * | 2011-09-13 | 2011-12-14 | 西安电子科技大学 | 用于混合交换的片上光路由器 |
CN103490820A (zh) * | 2013-09-13 | 2014-01-01 | 中国人民解放军国防科学技术大学 | 面向无缓存光互连网络的网络互连装置 |
Non-Patent Citations (1)
Title |
---|
QI, XINGYUN;: "Research on Bufferless Optical Interconnection Network Technology of the High Performance Computer", CHINA DOCTORAL DISSERTATIONS FULL-TEXT DATABASE, 15 April 2010 (2010-04-15), XP055258199 * |
Also Published As
Publication number | Publication date |
---|---|
ES2660819T3 (es) | 2018-03-26 |
US20160112780A1 (en) | 2016-04-21 |
KR20160145113A (ko) | 2016-12-19 |
EP2981004A4 (en) | 2016-05-25 |
EP2981004A1 (en) | 2016-02-03 |
KR101819410B1 (ko) | 2018-01-16 |
EP2981004B1 (en) | 2018-01-10 |
JP2016526328A (ja) | 2016-09-01 |
CN106464380A (zh) | 2017-02-22 |
US9712901B2 (en) | 2017-07-18 |
CN106464380B (zh) | 2019-09-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2015157993A1 (zh) | 互连系统、装置和数据传输方法 | |
US10986171B2 (en) | Method for unified communication of server, baseboard management controller, and server | |
US10524030B2 (en) | Methods and apparatus for a flattened data center network employing wavelength-agnostic endpoints | |
US9455899B2 (en) | Disjoint multi-pathing for a data center network | |
RU2543558C2 (ru) | Способ и усройство маршрутизации ввода-вывода и карта | |
EP2717526B1 (en) | Software defined networking system and method via a path computation and control element | |
CN102474515B (zh) | 连接设备认证 | |
EP2963874B1 (en) | Data scheduling and switching method, apparatus, and system | |
US9264346B2 (en) | Resilient duplicate link aggregation emulation | |
CN108900384A (zh) | 网络流量监控方法、装置及系统、计算机可读存储介质 | |
BR112014026001B1 (pt) | Dispositivo de terminal de linha ótica e método de implementação do mesmo | |
US11217964B2 (en) | Current channel for III-V silicon hybrid laser | |
CN107181702B (zh) | 一种实现RapidIO和以太网融合交换的装置 | |
US20140314417A1 (en) | Reconfiguration of an optical connection infrastructure | |
CN105357112B (zh) | 一种软件定义网络中的通信方法及装置 | |
CN113938534A (zh) | 协同方法及装置 | |
Zhou et al. | Towards software-defined optical network: from the perspective of heterogeneous optical networks | |
WO2017000871A1 (zh) | 路径计算方法、装置及路径计算单元 | |
CN115134194A (zh) | 网络虚拟化的实现方法、系统、装置及程序产品 | |
CN115988362A (zh) | 一种交换网络的通信方法、系统、控制器及存储介质 | |
TW200929933A (en) | Integrated network device | |
JP2015231228A (ja) | ネットワーク装置及びネットワーク |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 2014889630 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 2016514255 Country of ref document: JP Kind code of ref document: A |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14889630 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 20167031577 Country of ref document: KR Kind code of ref document: A |