# ostep-code
Code from various chapters in OSTEP (http://www.ostep.org)

* [Introduction](https://github.com/remzi-arpacidusseau/ostep-code/tree/master/intro)

## Virtualization

CPU Virtualization Chapters:
* Processes
* [Process API](https://github.com/remzi-arpacidusseau/ostep-code/tree/master/cpu-api)
* Direct Execution
* CPU Scheduling
* Multi-level Feedback
* Lottery Scheduling
* Multi-CPU Scheduling

Memory Virtualization Chapters:
* [Address Spaces](https://github.com/remzi-arpacidusseau/ostep-code/tree/master/vm-intro)
* Memory API
* Address Translation
* Segmentation
* Free Space Management
* Introduction to Paging
* Translation Lookaside Buffers
* Advanced Page Tables
* Swapping: Mechanisms
* Swapping: Policies
* Case Study: VAX/VMS

## Concurrency

Concurrency Chapters:
* Concurrency and Threads
* Threads API
* Locks
* Locked Data Structures
* Condition Variables
* Semaphores
* Concurrency Bugs
* Event-based Concurrency

## Persistence

Persistence Chapters:
* I/O Devices
* Hard Disk Drives
* Redundant Disk Arrays (RAID)
* Files and Directories
* File System Implementation
* Fast File System (FFS)
* FSCK and Journaling
* Log-structured File System (LFS)
* Flash-based SSDs
* Data Integrity and Protection
* Distributed Systems
* Network File System (NFS)
* Andrew File System (AFS)