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Keqiang He

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titleconferencedate
OSCAR: O(1)-Step Convergence and Readily-deployable Congestion ControlNSDI '262026-05-04
Claims O(1)-step convergence using end-to-end signals rather than INT, implements MIMD updates by estimating delay gradient via batch slope fitting with a…
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Precise Data Center Traffic Engineering with Constrained Hardware Resources21st USENIX Symposium on Networked Systems Design and Implementation (NSDI '24)2024-04-16
System adapts switch memory allocation to flow volume and precision loss, prunes select ports and merges identical weight distributions to implement TE on…
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Hashing Design in Modern Networks: Challenges and Mitigation TechniquesUSENIX ATC '222022-07-11
Demonstrates that limited uncorrelated hardware hash functions cause hash polarization that can lose about 33% of usable capacity; builds two deployable fixes…
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