7. Process placement — PMIx Reference Run Time Environment 3.0.2a1 documentation

# 7. Process placement

PRRTE provides a set of three controls for assigning process locations and ranks:

1. Mapping: Assigns a default location to each process

2. Ranking: Assigns a unique integer rank value to each process

3. Binding: Constrains each process to run on specific processors

The sections below describe these controls in more detail.

- 7.1. Overview
- 7.2. Examples
- 7.3. Fundamentals
- 7.4. Overloading and Oversubscribing
- 7.5. Diagnostics
- 7.6. Rankfiles
- 7.7. Deprecated options