Performance on Harvard Systems Grouphttps://systems.seas.harvard.edu/tags/performance/Recent content in Performance on Harvard Systems GroupHugoenCopyright © 2026 The President and Fellows of Harvard CollegeTue, 27 Oct 2026 12:00:00 -0400Stop Waiting for Weights: Efficient RL Updates with WeightBridgehttps://systems.seas.harvard.edu/blog/weightbridge/Tue, 27 Oct 2026 12:00:00 -0400https://systems.seas.harvard.edu/blog/weightbridge/WeightBridge automatically bridges trainer and rollout layouts and reduces GPU stall time during RL weight updates by up to 42×.