Linux Plumbers Conference Courses

A move_pages() Equivalent for Physical Memory

Proposal for a syscall to migrate physical memory contents between NUMA nodes, exploring integration with mm/migrate.c and potential applications in tiering frameworks.

• YouTube
• 30 minutes
• On-Demand
• Free Video

Beyond DWARF: Debugging the Kernel with Drgn, BTF/CTF, and Kallsyms

Explore kernel debugging without DWARF using Drgn, leveraging BTF/CTF, kallsyms, and other introspection tools for efficient and flexible debugging in various situations.

• YouTube
• 29 minutes
• On-Demand
• Conference Talk

Linux Kernel Autotuning for Optimal Performance

Automated solution for optimizing Linux kernel parameters using machine learning, focusing on memory management. Explores design, architecture, and results, proposing future in-kernel ML framework.

• YouTube
• 46 minutes
• On-Demand
• Free Video

Developing Continuous eBPF Profiler - From Kernel to Cloud

Explore eBPF profiling for interpreted languages and JIT runtimes, discussing challenges in scalability, uniformity, and integration with cloud-native ecosystems. Learn about edge cases and low-level observability implementation.

• YouTube
• 36 minutes
• On-Demand
• Free Video

Installing and Using the Linux-Kernel Memory Model (LKMM)

Learn to install LKMM on Linux systems and explore its capabilities through sample litmus tests, gaining insights into interpreting its output for enhanced kernel development.

• YouTube
• 37 minutes
• On-Demand
• Free Video

BPF Programmable Netdevice - Introduction to Netkit

Explore BPF networking advancements, including tcx fast path and the new "netkit" programmable netdevice. Learn about its integration with Cilium and its potential impact on network infrastructure.

• YouTube
• 31 minutes
• On-Demand
• Free Video

Kernel Build System Outputs and Workflows - Balancing Competing Use Cases

Explore kernel build system integration in OpenEmbedded and Yocto Project, discussing challenges, workflows, and balancing competing outputs for various use cases and environments.

• YouTube
• 38 minutes
• On-Demand
• Free Video

Plumbing Challenges in Dynamic Capacity Device - Linux Plumbers Conference

Explore challenges in implementing CXL 3.0 Dynamic Capacity Device, including memory interleaving, sharing, and asynchronous release. Discuss current architecture and potential improvements for memory pooling in Linux systems.

• YouTube
• 29 minutes
• On-Demand
• Free Video

Safe Sharing of the Network with eBPF

Explore eBPF-based transport tunings for improved network performance and reliability, covering intra-datacenter and inter-region solutions, custom TCP congestion control, and deployment challenges.

• YouTube
• 28 minutes
• On-Demand
• Free Video

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
• On-Demand
• 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
• On-Demand
• 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
• On-Demand
• 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
• On-Demand
• 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
• On-Demand
• 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
• On-Demand
• Free Video