# Workload architecture
<a name="a-workload-architecture"></a>

**Topics**
+ [REL 3. How do you design your workload service architecture?](rel-03.md)
+ [REL 4. How do you design interactions in a distributed system to prevent failures?](rel-04.md)
+ [REL 5. How do you design interactions in a distributed system to mitigate or withstand failures?](rel-05.md)