Linux Plumbers Conference Courses

xprobes: Hybrid User/Kernel eBPF Probes for Cross-Layer Observability

Explore xprobes, a hybrid eBPF technology combining uprobes and kprobes for enhanced performance diagnostics. Learn how xprobes provide cross-layer visibility, enabling precise attribution of latency to specific functions and system events.

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

The Taming of the Kernel Dump - Unified Handling of Dump File Formats

Explore kernel dump file formats, unified handling methods, and the potential of libkdumpfile as a replacement for current implementations in makedumpfile and crash.

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

RTLA Requests and TODOs for Kernel Tracing Infrastructure - Linux Plumbers Conference

Exploring RTLA tool improvements for Linux tracing, including kernel-side histograms, dual tracer support, and enhanced library capabilities for better performance and functionality.

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

Powering Up Discoverable Bus-Attached Devices on DT-Based Platforms

Exploring solutions for powering up discoverable bus-attached devices on DT-based platforms before discovery, addressing implementation challenges and potential improvements in bus and driver core.

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

Improving UAPI Compatibility Review with Automated Tooling

Explore automated tools for maintaining Linux userspace API compatibility, focusing on libabigail for analyzing UAPI changes and discussing strategies for sysfs and module parameters.

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

CXL Memory Tiering for Heterogeneous Computing

Explore CXL memory tiering for heterogeneous computing, analyzing workloads and tuning Linux configurations to optimize system performance with various memory tiers.

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

eBPF Shenanigans with Flux

Explore advanced eBPF techniques in Flux framework: data structures, memory allocation, and object-oriented programming for multicore schedulers on Google's Ghost kernel scheduling class.

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

Application Network Security and Observability in an Encrypted Future

Exploring secure application network observability in encrypted environments using Linux's kTLS and BPF, addressing challenges and proposing solutions for maintaining insights without compromising security.

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

Multi-KVM: Enabling Concurrent KVM Module Management

Proposal for Multi-KVM: enabling concurrent KVM modules on a Linux host for seamless upgrades, rollbacks, and A/B testing without disrupting running VMs. Refactoring KVM code for improved modularity.

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

Empowering Engagement - Introducing a Dynamic Dashboard for Proactive Retention Strategies

Explore a dynamic dashboard for predicting contributor disengagement in open-source projects, utilizing data mining and statistical modeling to analyze metrics and forecast participation trends across diverse groups.

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

TSCH@Zephyr: IEEE 802.15.4 SubG IIoT in the Making

Exploring TSCH protocol implementation in Zephyr for reliable, low-power industrial IoT networks. Discusses challenges, driver API changes, and precision distributed clocks for various timing applications.

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

Kbuild Support for KLP Relocation Generation

Exploring Kbuild support for klprelocation generation in Linux kernel live patching, discussing challenges, proposed solutions, and community feedback for improving livepatch symbol resolution.

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

Non-discoverable Devices in PCI Devices - Modern Hardware Challenges

Explore modern PCI devices with non-discoverable hardware, discussing solutions like Devicetree and DT overlays. Covers use cases, kernel requirements, and potential challenges in implementing these approaches.

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

Evolution of Direct Server Return Implementation for Containerized Applications

Exploring the evolution of Direct Server Return (DSR) for containerized apps, addressing challenges in multi-tenancy and network namespaces, and discussing solutions for efficient L4 load balancing.

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

PCI Device Authentication and Encryption

Explore PCI device authentication and encryption, discussing implementation progress, next steps for measurement retrieval, certificate provisioning, and compatibility with vendor-defined firmware solutions.

• YouTube
• 1 hour
• Self-Paced
• Free Video