USENIX Courses

Approximate Caching for Efficiently Serving Text-to-Image Diffusion Models

Innovative caching technique for text-to-image generation, reducing GPU compute, latency, and costs while maintaining quality. Explores real-world applications and performance improvements.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

LDB: An Efficient Latency Profiling Tool for Multithreaded Applications

Efficient latency profiling tool for multithreaded applications, using stack sampling and event tagging to identify tail latency issues in datacenter systems with low overhead.

• YouTube
• 20 minutes
• Self-Paced
• Free Video

Cloudcast: High-Throughput, Cost-Aware Overlay Multicast in the Cloud

Optimizing cloud data replication: High-throughput, cost-effective overlay multicast for multi-region and multi-provider scenarios, achieving significant cost reduction and speed improvements over existing solutions.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

RFID+: Spatially Controllable Identification of UHF RFIDs via Controlled Magnetic Fields

Innovative UHF RFID system using magnetic fields for precise spatial identification, reducing miss-reading and eliminating cross-reading in logistics and retail applications.

• YouTube
• 16 minutes
• Self-Paced
• Free Video

ADR-X: ANN-Assisted Wireless Link Rate Adaptation for Compute-Constrained Embedded Gaming Devices

Innovative ANN-based rate adaptation technique for gaming consoles, reducing packet loss 10x while running 100x faster than existing solutions, enhancing wireless connectivity for controllers and headsets.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Finding Adversarial Inputs for Heuristics Using Multi-level Optimization

Discover MetaOpt: a system for analyzing heuristics in production systems, finding performance gaps, and generating adversarial inputs to improve efficiency in traffic engineering and more.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

ARTEMIS: Adaptive Bitrate Ladder Optimization for Live Video Streaming

Innovative system for optimizing live video streaming quality, reducing latency and computational costs while enhancing viewer experience through dynamic bitrate ladder configuration.

• YouTube
• 14 minutes
• Self-Paced
• Free Video

Hairpin: Rethinking Packet Loss Recovery in Edge-based Interactive Video Streaming

Innovative packet loss recovery mechanism for edge-based interactive streaming, reducing bandwidth costs and improving video frame delivery while maintaining low latency requirements.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Vulcan: Automatic Query Planning for Live ML Analytics

Vulcan: Automatic system for optimizing live ML query plans. Determines best pipeline, placement, and configuration with low profiling cost and fast online adaptation, outperforming existing systems.

• YouTube
• 16 minutes
• Self-Paced
• Free Video

MadEye - Boosting Live Video Analytics Accuracy with Adaptive Camera Configurations

Adaptive camera system that automatically adjusts orientations to maximize accuracy in live video analytics, improving performance or reducing resource costs for diverse workloads.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Crescent: Emulating Heterogeneous Production Networks at Scale

Innovative network emulation platform for preventing incidents, utilizing container-based switch images and efficient scaling techniques to enhance data center network reliability.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Pudica: Near-Zero Queuing Delay in Congestion Control for Cloud Gaming

Innovative congestion control algorithm for cloud gaming, reducing frame delay and stall rates while increasing bitrate, enhancing player experience through near-zero queuing and high link utilization.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

NR-Surface: NextG-ready Microwave-reconfigurable mmWave Metasurface

Innovative metasurface technology for expanding mmWave coverage, featuring low-power reconfiguration and NR standard compliance. Demonstrates significant gains in around-the-corner scenarios and dynamic blockage.

• YouTube
• 16 minutes
• Self-Paced
• Free Video

Autothrottle: A Practical Bi-Level Approach to Resource Management for SLO-Targeted Microservices

Bi-level resource management framework for microservices optimizing CPU usage while maintaining latency SLOs. Decouples application feedback from service control, using performance targets to bridge the gap.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Sidekick: In-Network Assistance for Secure End-to-End Transport Protocols

Innovative approach to enhance encrypted transport protocols using sidekick connections, improving performance without compromising security. Introduces quACK for efficient packet acknowledgment in opaque connections.

• YouTube
• 17 minutes
• Self-Paced
• Free Video