Oct. 5, 2023, 11:44 p.m. | USENIX

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OSDI '23 - ShRing: Networking with Shared Receive Rings

Boris Pismenny, Technion & NVIDIA, Adam Morrison, Tel Aviv University, Dan Tsafrir, Technion & VMware Research

Multicore systems parallelize to accommodate incoming Ethernet traffic, allocating one receive (Rx) ring with ≥1Ki entries per core by default. This ring size is sufficient to absorb packet bursts of single-core workloads. But the combined size of all Rx buffers (pointed to by all Rx rings) can exceed the size of the last-level cache. We …

adam amp dan default ethernet networking nvidia research ring rings size systems technion tel aviv tel aviv university traffic university vmware

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