Infrastructure

1. Introduction

This is the infrastructure point of view of the application. It describes the deployment of application modules in their target execution environment and all the devices ensuring their proper functioning.

1.1. Reference Documentation

2. Not ruled

2.1 Points subject to further study

2.2 Assumptions

3. Constraints

3.1 Constraints on availability

3.1.1 MTTD

3.1.2 Monitoring tools

3.1.3 MTTR

3.1.3.1 Hardware

3.1.3.2 System and virtualization

3.1.3.3 Network

3.1.3.4 Data Restore

3.1.4 Scheduled interruptions

3.1.5 Level of service of the datacenter

3.1.6 Summary of floor availability

3.1.7 Disaster management (DRP/BCP)

3.2 Hosting

3.3 Network constraints

3.4 Deployment constraints

3.5 Log constraints

3.6 Backup and restore constraints

3.7 Costs

4. Requirements

4.1 Operating ranges

4.2 Availability requirements

4.3 Degraded modes

4.4 Robustness requirements

4.5 RPO requirements

4.6 RTO Requirements

4.7 Archiving requirements

4.8 Purge requirements

4.9 Deployment and update requirements

4.9.1 Server side

4.9.2 Customer side

4.9.3 Specific deployment strategy

4.10 Concurrency management requirements

4.11 Ecodesign requirements

5. Target architecture

5.1 Principles

5.2 Availability

5.3 Deployment in production

Versions of infrastructure components

5.5 Matrix of network flows

5.6 Environments

5.7 Ecodesign

5.8 Load regulation

5.8.1 Circuit breakers

5.8.2 Quality of Service

5.9 Timeout management

5.10 Operations

5.10.1 Stop/start-up sequence

5.10.2 Scheduled operations

5.10.3 Switch to maintenance mode procedure

5.10.4 Backups and restores

5.10.5 Archiving

5.10.6 Purges

5.10.7 Logs

5.10.8 Monitoring

5.10.8.1 Technical monitoring

5.10.8.2 Application monitoring

5.10.8.3 Monitoring tools

5.10.8.4 Alerting

5.10.8.5 Black box monitoring

5.10.8.6 Metrology

5.11 Jobs scheduling

5.12 Migrations

5.13 Decommissioning