USENIX Courses

The Benefits and Limitations of User Interrupts for Preemptive Userspace Scheduling

Explore Intel's user interrupts for low-overhead preemptive scheduling in datacenter systems, examining performance benefits and limitations compared to cooperative concurrency.

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

Understanding and Profiling NVMe-over-TCP Using ntprof

Discover ntprof, a systematic profiler for NVMe-over-TCP storage protocol that enables performance analysis, bottleneck identification, and interference detection in enterprise storage systems.

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

ValidaTor - Domain Validation over Tor

Discover ValidaTor, a novel HTTP-based domain validation system using Tor network's exit nodes to create unpredictable validators, enhancing certificate authority security against targeted attacks.

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

Enabling Silent Telemetry Data Transmission with InvisiFlow

Discover InvisiFlow, a novel network communication substrate that enables silent telemetry data transmission by dynamically finding spare capacity, minimizing data loss and user traffic overhead.

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

From Address Blocks to Authorized Prefixes - Redesigning RPKI ROV with a Hierarchical Hashing Scheme for Fast and Memory-Efficient Validation

Discover h2ROV, a hierarchical hashing scheme that redesigns RPKI Route Origin Validation for faster, memory-efficient internet routing security with up to 9.8× speedup.

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

Pineapple - Unifying Multi-Paxos and Atomic Shared Registers

Discover Pineapple, a system unifying Multi-Paxos and atomic shared registers using logical timestamps for improved distributed storage performance and reduced leader bottlenecks.

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

When P4 Meets Run-to-Completion Architecture

Explore P4RTC, a novel approach combining P4 programmable data planes with run-to-completion architecture to enhance network programmability and overcome current limitations.

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

HA/TCP - A Reliable and Scalable Framework for TCP Network Functions

Discover HA/TCP, a framework enabling seamless migration and failover of layer 7 network functions with minimal performance impact and transparent connection handling.

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

Tooth - Toward Optimal Balance of Video QoE and Redundancy Cost by Fine-Grained FEC in Cloud Gaming Streaming

Discover how Tooth's fine-grained FEC approach optimizes cloud gaming by reducing stalls up to 85%, boosting video quality 29%, and cutting bandwidth costs 75% through adaptive per-frame encoding.

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

Large Network UWB Localization - Algorithms and Implementation

Discover Locate3D, a peer-to-peer localization system using UWB technology that combines range and angle data to reduce measurements by 4× and cut latency by 75% in large networks.

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

CATO - End-to-End Optimization of ML-Based Traffic Analysis Pipelines

Discover CATO, a framework that jointly optimizes ML model performance and systems costs for real-time network traffic analysis, achieving 3600× lower latency and better throughput.

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

One-Size-Fits-None - Understanding and Enhancing Slow-Fault Tolerance in Modern Distributed Systems

Explore how distributed systems handle slow hardware failures and discover ADR, a lightweight library that adaptively manages fail-slow behavior to reduce system impact.

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

White-Boxing RDMA with Packet-Granular Software Control

Discover how Software-Controlled RDMA enables packet-granular control over hardware transport, delivering flexible customizations like multi-tenant scheduling and user-defined congestion control.

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

GRANNY - Granular Management of Compute-Intensive Applications in the Cloud

Discover GRANNY, a distributed runtime enabling fine-granular management of multi-threaded/process applications in cloud environments through WebAssembly-based execution abstraction.

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

Resolving Packets from Counters - Enabling Multi-scale Network Traffic Super Resolution via Composable Large Traffic Model

Discover ZOOMSYNTH, the first system to synthesize packet-level network traffic traces from coarse-grained counters using Composable Large Traffic Models for enhanced network analysis.

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