7h ago

PyTorch Custom Ops Eliminate RL Latency Bottlenecks With C Async Transfers

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Original post
OPLucas Nestler#1709Lucas Nestler@CLASHLUKE

Latency and synchs are the key bottlenecks in RL, but apparently you can sidestep this entirely by writing environment AND async transfer in C

1:54 PM · May 23, 2026 View on X
REPLYLucas Nestler#1709Lucas Nestler@CLASHLUKE

40% higher throughput across the board by moving the async transfers to C

Lucas NestlerLucas Nestler@Clashluke

Latency and synchs are the key bottlenecks in RL, but apparently you can sidestep this entirely by writing environment AND async transfer in C

8:54 PM · May 23, 2026 · 931 Views
9:08 PM · May 23, 2026 · 460 Views