公开(公告)号：US20230367601A1

公开(公告)日：2023-11-16

申请号：US18360632

申请日：2023-07-27

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Ben-Shahar Belkar ,  David Ganor ,  Amit Geron

IPC: G06F9/38 ,  G06F9/48

CPC classification number: G06F9/3838 ,  G06F9/4881

Abstract: A method processes data requests from a requester to a responder over a network by using remote direct memory access. The method includes the requester issuing two or more requests into a work queue of a network interface controller. The method further includes the network interface controller executing the queued requests by sending them to the responder, and receiving responses to the sent request from the responder. One or more given requests each includes dependency information related to the response from the responder to one or more previous requests in the work queue, the method further includes, before executing the given request by the network interface controller, evaluating the dependency information and executing the given request depending on the result of the evaluation.

公开(公告)号：US20240187482A1

公开(公告)日：2024-06-06

申请号：US18439289

申请日：2024-02-12

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Ben-Shahar Belkar ,  Reuven Cohen ,  David Ganor ,  Amit Geron

IPC: H04L67/1097

CPC classification number: H04L67/1097

Abstract: A transmitting device and a receiving device are provided. The transmitting device is configured to: maintain a send queue, wherein the send queue comprises one or more WQEs, each WQE comprising destination information of the WQE; assign each of the one or more WQEs with an XID, and translate each WQE into a respective packet, wherein each respective packet comprises the XID of the corresponding WQE and is associated with a PSN; transmit each packet to the receiving device of the destination information of the WQE; and receive a notification message indicating whether the transmitted packet is received, for each transmitted packet from the receiving device; determine whether or not to generate a completion for each WQE, based on the notification message, on information carried in the WQE and information held by the transmitting device.

公开(公告)号：US20240121302A1

公开(公告)日：2024-04-11

申请号：US18543594

申请日：2023-12-18

Applicant: Huawei Technologies Co., Ltd.

Inventor： Ben-Shahar Belkar ,  Sagiv Goren ,  Reuven Cohen ,  David Ganor ,  Amit Geron

IPC: H04L67/1097

CPC classification number: H04L67/1097

Abstract: An entity for RDMA is configured to maintain a time-based queue pair (QP). The time-based QP comprises a first area associated with a time-based indication and is configured to hold one or more first WQEs. The time-based indication indicates that the one or more WQEs in the first area are to be periodically processed. The entity is further configured to periodically process the one or more first WQEs in the first area according to the time-based indication.