Abstract: Embodiments of the present application relate to the technical field of data transmission, and provide a high-speed optical communication connector and a server. Multiplexing of a module low-speed signal MODSEL and a negative clock signal is realized by means of a first signal pin, and multiplexing of an optical module reset signal or a positive clock signal is realized by means of a second signal pin, so that a high-speed optical communication connector comprising the first signal pin and the second signal pin can achieve both optical signal data transmission and PCIe protocol signal transmission, long-distance data transmission of PCIE bus data is achieved on the basis of an existing optical fiber network, the transmission efficiency of the PCIE bus data is improved, and resource waste of existing network infrastructure is avoided.

Abstract: A mode switching circuit is disclosed. An input terminal of a first switching circuit is configured to be connected to a first reverse differential pin of the connector, a first output terminal of the first switching circuit is configured to be connected to a first reset in-place terminal of a PCIe device, and a second output terminal of the first switching circuit is connected to a clock switching circuit; a first input terminal of a second switching circuit is configured to be connected to a second reset in-place terminal of the PCIe device, a second input terminal of the second switching circuit is connected to the clock switching circuit, and an output terminal of the second switching circuit is configured to be connected to a first front differential pin of the connector; and two sets of level shifting channels of a first bidirectional level shifter perform data transmission.

Abstract: Provided are a Hot Backup system and method, and an electronic device and a storage medium. The system includes: an accelerator card, correspondingly connected to a primary server on a one-to-one basis, connected to a standby server in a sharing manner, and configured to acquire operating state information, operation log information, memory information, and configuration information of the primary server, in a case where determining, according to the operating state information, that the primary server has crashed, acquire data to be processed that is to be transmitted to the primary server, and transmit the operation log information, the memory information, the configuration information, and the data to be processed to the standby server; and the standby server, configured to generate, through simulation, a virtual application environment of the primary server and execute an application service of the primary server.

Abstract: Provided are a resource management method and apparatus, an electronic device, and a non-volatile readable storage medium. The method includes: determining, in response to a target command sent by a host, a command type corresponding to the target command by a bridging device, in a case that the target command is an internal memory application command, a first target resource allocated to the host based on an internal memory mapping table, and enabling a first channel between the first target resource and the host; and determining, in a case that the target command is an internal memory release command, a second target resource indicated by the internal memory release command, and disabling a second channel between the second target resource and the host.

Abstract: A method, circuit and apparatus for protecting power supply of a peripheral component interconnect express (PCIE) card, and a medium are provided card hardware design. When the PCIE card is not completely inserted into a slot of a server, a first power supply and a second power supply are controlled to release electric energy, a controller is controlled to turn off a first MOS transistor, and a load is charged with the electric energy released by the second power supply. When the PCIE card is completely inserted into the slot of the server, a PRSNT #signal is generated, a second MOS transistor is controlled to be turned on, and the controller is controlled to turn on the first MOS transistor. When the PCIE card is not completely pulled out, the second MOS transistor is controlled to be turned off, and the controller is controlled to turn off the first MOS transistor.

Abstract: A PCIE network card and a method for switching an interface mode thereof, an electronic device, and a storage medium are provided in some embodiments of the present application. The PCIE network card includes an Ethernet optical port and a main processor, and the Ethernet optical port is connected to the main processor, wherein the Ethernet optical port is configured to support a plurality of interface modes, and the interface modes include a PCIE interface mode. The main processor is configured to switch the interface mode of the Ethernet optical port. By using the above-mentioned structure, the Ethernet optical port on the PCIE network card may be enabled to be used as storage interface expansion, and the main processor may be used to realize the free switching of different interface modes.

Abstract: A method, circuit and apparatus for protecting power supply of a peripheral component interconnect express (PCIE) card, and a medium are provided, card hardware design. When the PCIE card is not completely inserted into a slot of a server, a first power supply and a second power supply are controlled to release electric energy, a controller is controlled; to turn off a first MOS transistor, and a load is charged with the electric energy released by the second power supply. When the PCIE card is completely inserted into the slot of the server, a PRSNT #signal is generated, a second MOS transistor is controlled to be turned on, and the controller is controlled to turn on the first MOS transistor. When the PCIE card is not completely pulled out, the second MOS transistor is controlled to be turned off, and the controller is controlled to turn off the first MOS transistor.