1. Introduction

2. DESDM Processing System
2.1. Astronomy Codes
2.2. Processing Framework
2.3. DES Archive and Data Access Framework

3. Testing and Validation
3.1. Simulated and Real Data
3.2. Data Challenges

4. Quality Assurance and Provenance

5. Integration of Science Codes
5.1. Weak Lensing Pipeline
5.2. Difference Imaging Pipeline

6. Conclusion