Invention Grant
- Patent Title: Remote descriptor to enable remote direct memory access (RDMA) transport of a serialized object
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Application No.: US17862222Application Date: 2022-07-11
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Publication No.: US12093208B2Publication Date: 2024-09-17
- Inventor: Ryan Olson , Michael Demoret , Bartley Richardson
- Applicant: NVIDIA Corporation
- Applicant Address: US CA Santa Clara
- Assignee: Nvidia Corporation
- Current Assignee: Nvidia Corporation
- Current Assignee Address: US CA Santa Clara
- Agency: Lowenstein Sandler LLP
- Main IPC: G06F15/173
- IPC: G06F15/173 ; G06F9/30 ; H04L67/025 ; H04L67/1097

Abstract:
Technologies for enabling remote direct memory access (RDMA) transport of serialized objects in streaming pipelines are described. One method of a first computing device that stores a serialized object in a first memory can generate a remote descriptor associated with the serialized object. The remote descriptor uniquely identifies the location of the serialized object and a reference count token. The first computing device sends the remote descriptor to a second computing device in the data center over a network fabric. The second computing device uses the remote descriptor to obtain the contiguous block from the first memory for storage at a second memory associated with the second computing device. The value of the reference count token can be updated by receiving a message from the second computing device, and the remote descriptor can be released responsive to the value of the reference count token satisfying a threshold value.
Public/Granted literature
- US20230385227A1 REMOTE DESCRIPTOR TO ENABLE REMOTE DIRECT MEMORY ACCESS (RDMA) TRANSPORT OF A SERIALIZED OBJECT Public/Granted day:2023-11-30
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