Invention Grant
- Patent Title: System and method for supporting RDMA bandwidth restrictions in a private fabric in a high performance computing environment
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Application No.: US16872035Application Date: 2020-05-11
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Publication No.: US11700206B2Publication Date: 2023-07-11
- Inventor: Bjørn Dag Johnsen , Ajoy Siddabathuni , Avneesh Pant , Amarnath Jolad
- Applicant: ORACLE INTERNATIONAL CORPORATION
- Applicant Address: US CA Redwood Shores
- Assignee: ORACLE INTERNATIONAL CORPORATION
- Current Assignee: ORACLE INTERNATIONAL CORPORATION
- Current Assignee Address: US CA Redwood Shores
- Agency: Tucker Ellis LLP
- Main IPC: H04L47/26
- IPC: H04L47/26 ; H04L41/12 ; H04L41/5003 ; H04L45/48 ; H04L47/17 ; H04L47/2425 ; H04L47/30 ; H04L47/33 ; H04L47/80 ; H04L49/356 ; H04W28/08 ; G06F9/455 ; G06F15/173 ; H04L49/00

Abstract:
Systems and methods for providing RDMA (remote direct memory access) read requests as a restricted feature in a high performance computing environment. An exemplary method can provide, at one or more microprocessors, a first subnet, the first subnet comprising a plurality of switches, a plurality of host channel adapters, wherein each of the host channel adapters comprise at least one host channel adapter port, and wherein the plurality of host channel adapters are interconnected via the plurality of switches, and a plurality of end nodes, including a plurality of virtual machine. The method can associate a host channel adapter with a selective RDMA restriction. The method can host a virtual machine of the plurality of virtual machines at the host channel adapter that comprises a selective RDMA restriction.
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