Invention Grant
- Patent Title: Socket transferring for HPC networks using kernel tracing
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Application No.: US17400588Application Date: 2021-08-12
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Publication No.: US11627112B2Publication Date: 2023-04-11
- Inventor: Sunyanan Choochotkaew , Tatsuhiro Chiba
- Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
- Applicant Address: US NY Armonk
- Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
- Current Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
- Current Assignee Address: US NY Armonk
- Agency: Tutunjian & Bitetto, P.C.
- Agent Randy Emilio Tejeda
- Main IPC: H04L9/40
- IPC: H04L9/40

Abstract:
A computer-implemented method for building socket transferring between containers in cloud-native environments by using kernel tracing techniques is provided including probing a connection-relevant system call event by using an eBPF to collect and filter data at a router, creating a mirror call at a host namespace with a dummy server and dummy client by creating the dummy server with mirror listening parameters, sending a server host address mapping to overlay the server host address to the client coordinator in an overlay process, and creating and connecting the dummy client to return a client host address to the server coordinator. The method further includes transferring mirror connections to the overlay process via a forwarder by temporary namespaces entering and injecting socket system calls and probing a transfer call event to map an overlay socket with a transferred dummy socket to activate duplication when the overlay socket is not locked.
Public/Granted literature
- US20230052452A1 SOCKET TRANSFERRING FOR HPC NETWORKS USING KERNEL TRACING Public/Granted day:2023-02-16
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