Abstract: A data forwarding method and apparatus, a chip, and a non-transitory computer-readable storage medium are disclosed. The method may include: determining, according to a data switching request, an interface to be switched off and a target interface to be switched to (S110), where the interface to be switched off and the target interface to be switched to send same data and include a same number of data ports; and controlling, according to timestamp jumping points of the data ports included in the interface to be switched off and the target interface to be switched to, data forwarded to an optical transport network to be switched from the interface to be switched off to the target interface to be switched to (S120).

Abstract: The present disclosure provides a packet modification method and apparatus, a computer device, and a storage medium. The method includes: dividing a field to be modified that is related to packet encapsulation information into M containers; performing instruction extraction on a very long instruction word executing a modification command, to obtain N groups of initial instructions, where 2?N?M; processing the N groups of initial instructions to obtain N groups of source operands and N groups of modification field configuration information; determining, according to the N groups of modification field configuration information, N containers matched with the N groups of source operands, respectively; and modifying, according to the N groups of source operands, the N matched containers, respectively.

Abstract: The present disclosure provides a writing method, including: writing writing-table data into a corresponding main storage module; performing a calculation on writing-table data in each target main storage module by using a first predetermined algorithm to obtain an auxiliary value, for any target main storage module, the first predetermined algorithm being used for performing a calculation on writing-table data stored in the target main storage module and corresponding writing-table data stored in at least one main storage module other than the target main storage module, an inverse operation of the first predetermined algorithm being used for performing a calculation on any auxiliary value to obtain writing-table data participating in the calculation of the auxiliary value; and storing the auxiliary value into a corresponding auxiliary storage module. The present disclosure further provides a reading method, a computer readable storage medium, a processor chip and an electronic device.

Abstract: Disclosed are a method and apparatus for training an image restoration model, an electronic device, and a computer-readable storage medium. The method for training an image restoration model includes: pre-processing training images to obtain a low-illumination image sample set (110); determining, based on low-illumination image samples in the low-illumination image sample set and the image restoration model, a weight coefficient of the image restoration model (120), wherein the image restoration model is a neural network model determined on a U-Net network and a deep residual network; and adjusting the image restoration model according to the weight coefficient, and further training the adjusted image restoration model using the low-illumination image samples until the image restoration model restores parameters of all the low-illumination image samples in the low-illumination image sample set into a preset range (130).

Abstract: A method and device for realizing a snapshot function of a micro-engine processing packet intermediate data, and a computer storage medium. The method comprises: completing a snapshot of packet intermediate data via a debugging instruction to obtain packet snapshot data; completing the storage and outputting of the packet snapshot data according to a software command, so as to move and store the packet snapshot data in an external memory outside the micro-engine; and completing the bus-out of the packet snapshot data in the external memory.

Abstract: Disclosed are a link control method and apparatus. The method includes that: link information and/or machine frame information in a system is acquired; and link control is performed according to the acquired link information and/or machine frame information. According to the technical solutions described in the disclosure, the problems of local congestion and packet loss in a three-level asymmetrical switching system can be effectively solved, the traffic level of the system is ensured, and the performance of the system is improved.

Abstract: A method and device for realizing a snapshot function of a micro-engine processing packet intermediate data, and a computer storage medium. The method comprises: completing a snapshot of packet intermediate data via a debugging instruction to obtain packet snapshot data; completing the storage and outputting of the packet snapshot data according to a software command, so as to move and store the packet snapshot data in an external memory outside the micro-engine; and completing the bus-out of the packet snapshot data in the external memory.

Abstract: Provided are a method and device for processing packet congestion. The method includes: receiving a packet fragment of a packet and fragment parameters and acquiring congestion parameters required for processing packet congestion according to the fragment parameters; when the packet fragment is an SOP fragment in the packet, acquiring an average queue size and a size threshold of the packet according to the fragment parameters and the congestion parameters and processing the packet. By acquiring the average queue size and the size threshold of the packet according to the fragment parameters and congestion parameters received and processing the packet according to the relationship between the average queue size and the size thresholds when a packet fragment received is an SOP fragment, the solution effectively eliminate the packet congestion in a communication network, accelerate the operation speed of processing the packet congestion and greatly save an internal cache space.

Abstract: Disclosed are a link control method and apparatus. The method includes that: link information and/or machine frame information in a system is acquired; and link control is performed according to the acquired link information and/or machine frame information. According to the technical solutions described in the disclosure, the problems of local congestion and packet loss in a three-level asymmetrical switching system can be effectively solved, the traffic level of the system is ensured, and the performance of the system is improved.

Abstract: A multicast message replication method and apparatus are provided. The method includes: step 1. storing a received message in a message cache module, and an inter-port replication module acquiring a cache address of the message, inter-port replication information of the message, and inner-port replication information of the message, replicating the cache address according to the inter-port replication information, and transmitting the replicated cache address and the corresponding inner-port replication information to a port queue module to be stored; step 2. a port scheduling module scheduling the cache address of the port queue module, and under the scheduling by the port scheduling module, the port queue module outputting a cache address for which message replication needs to be performed according to the stored corresponding inner-port replication information; step 3. the message cache module reading a corresponding message according to the cache address output by the port queue module and outputting.

Abstract: Provided are a method and device for processing packet congestion. The method includes: receiving a packet fragment of a packet and fragment parameters and acquiring congestion parameters required for processing packet congestion according to the fragment parameters; when the packet fragment is an SOP fragment in the packet, acquiring an average queue size and a size threshold of the packet according to the fragment parameters and the congestion parameters and processing the packet. By acquiring the average queue size and the size threshold of the packet according to the fragment parameters and congestion parameters received and processing the packet according to the relationship between the average queue size and the size thresholds when a packet fragment received is an SOP fragment, the solution effectively eliminate the packet congestion in a communication network, accelerate the operation speed of processing the packet congestion and greatly save an internal cache space.

Abstract: A multicast message replication method and apparatus are provided. The method includes: step 1. storing a received message in a message cache module, and an inter-port replication module acquiring a cache address of the message, inter-port replication information of the message, and inner-port replication information of the message, replicating the cache address according to the inter-port replication information, and transmitting the replicated cache address and the corresponding inner-port replication information to a port queue module to be stored; step 2. a port scheduling module scheduling the cache address of the port queue module, and under the scheduling by the port scheduling module, the port queue module outputting a cache address for which message replication needs to be performed according to the stored corresponding inner-port replication information; step 3. the message cache module reading a corresponding message according to the cache address output by the port queue module and outputting.

Abstract: The disclosure discloses a reordering device and method for Ethernet transmission configured to solve a technical problem of large resource consumption and an the operating frequency failing to meet the requirement of a high-speed system in an existing reordering method. The reordering device provided by the disclosure includes a line sequence detecting module and a line sequence locking module, wherein the line sequence detecting module is configured to detect a line sequence corresponding to each channel, acquire a serial number of the channel and encode the serial number, and send the coded serial number to the line sequence locking module; and the line sequence locking module reorders input data according to the coded serial number received to obtain a reordered data stream, then sends out the reordered data stream, and at the same time, locks a sequence of the reordered data stream.