HFT CORE SYSTEMS

Memory locking and prefaulting

Lesson 25 of 96Phase 03: Linux determinism
Video lesson coming soon

The written objectives and hands-on lab are available now.

cppvalley on YouTube ↗

Learning objectives

What you should understand

  1. Explain page faults on a latency-sensitive path
  2. Lock only the memory the process can safely retain
  3. Prefault stacks, arenas and mappings predictably

Lab

Hands-on exercise

Compare first-touch and prefaulted latency while recording faults.

Deliverable

Evidence of completion

A memory-readiness checklist with fault and tail-latency evidence.

Prerequisite
EP 24

Phase 03

Linux determinism

Full curriculum