USENIX Courses

WIC - Hiding Producer-Consumer Synchronization Delays with Warp-Level Interrupt-based GPU Communications

Discover WIC, a novel GPU synchronization framework that replaces polling with warp-level interrupts, improving performance by 1.13× across diverse communication patterns.

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

Stripeless Data Placement for Erasure-Coded In-Memory Storage

Discover Nos, a stripeless erasure coding scheme that eliminates stripe-based overheads in fast in-memory storage systems using XOR encoding and SBIBD structures for optimal performance.

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

SpaceExit - Enabling Efficient Adaptive Computing in Space with Early Exits

Discover SpaceExit, an adaptive computing system for satellites that optimizes Earth observation imagery processing through geospatial-contextual detection and complexity-driven scheduling.

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

DShuffle - DPU-Optimized Shuffle Framework for Large-scale Data Processing

Discover how DShuffle leverages DPUs to accelerate shuffle operations in distributed data processing, reducing CPU overhead and improving Spark performance through optimized pipelining.

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

Understanding Stragglers in Large Model Training Using What-if Analysis

Explore straggler issues in large language model training through comprehensive what-if analysis using real ByteDance cluster data and performance impact studies.

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

Understanding and Detecting Fail-Slow Hardware Failure Bugs in Cloud Systems

Discover how fail-slow hardware bugs impact cloud systems and learn about Sieve, a testing framework that detects these critical vulnerabilities in distributed systems.

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

Chitu - Avoiding Unnecessary Fallback in Byzantine Consensus

Discover Chitu, a novel Byzantine consensus protocol that achieves low-latency agreement without relying on leaders or randomization, committing proposals in just four message delays.

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

Tigon - A Distributed Database for a CXL Pod

Discover Tigon, the first distributed in-memory database using CXL memory for cross-host synchronization, achieving up to 18.5× higher throughput than RDMA-based systems through atomic operations.

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

Quake - Adaptive Indexing for Vector Search

Discover Quake, an adaptive indexing system for vector search that maintains low latency and high recall under dynamic workloads with multi-level partitioning and NUMA-aware parallelism.

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

Optimizing Input Minimization in Kernel Fuzzing

Discover novel optimization strategies for kernel fuzzing that reduce minimization costs by 60.7% while improving bug detection and branch coverage in operating systems.

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

To PRI or Not To PRI - Dynamic I/O Device Passthrough for Cloud Virtualization

Explore VIO, a hardware-independent dynamic I/O device passthrough solution that balances performance with memory efficiency for cloud providers managing 300K+ VMs.

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

XSched - Preemptive Scheduling for Diverse XPUs

Discover XSched, a framework enabling preemptive scheduling across diverse XPUs (GPUs, NPUs, ASICs, FPGAs) with flexible policies for multitasking environments and priority management.

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

Katz - Efficient Workflow Serving for Diffusion Models with Many Adapters

Discover Katz system's innovative approach to optimizing text-to-image diffusion model serving with ControlNet-as-a-Service design and asynchronous LoRA loading techniques.

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

Bin2Wrong - A Unified Fuzzing Framework for Uncovering Semantic Errors in Binary-to-C Decompilers

Discover a unified fuzzing framework that systematically tests binary decompilers by mutating executables to uncover semantic errors and improve decompilation accuracy.

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

DDLumos - Understanding and Detecting Atomic DDL Bugs in DBMSs

Discover how DDLumos detects atomic DDL bugs in database systems through metadata conflict analysis, revealing 73 new bugs across popular DBMSs like PostgreSQL and MySQL.

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