Microsoft Azure Notes

Determine workload requirement

• Identifying requirements: Use cases, goals, scopes;
• Assumptions: Are we gonna use cloud native tools or traditional ones? Use existing licenses?
• Critical Success Factors: Need to be scalable to meet xyz workload, utilizing existing operation team, no new talent required?
• Plan for growth
• Manage cost

Complaince and security requirement

• Data protection in EU: GDPR
• Healthcare: HIPPA
• Government: FedRAMP

SLA - Service Level Agreement

• MTTR: Mean Time To Recovery. Avg time to recover service from outage
• MTBF: Mean Time Between Failure. Avg time between outages
• RPO: Recovery Point Objective. Interval of time in which data could be lost during a recovery. E.g. 5 minute RPO means up to 5 minutes of data could be lost
• RTO: Recovery Time Objective. Time requirement for recovery to be completed in before there is business impact
• Composite SLA: SQL 99.95% x Web App 99.5% = SLA 99.94%

Domain services

• Azure Active Directory: AAD, often the same as O365 directory service
• Active Directory Domain Services: ADDS, legacy service, with AD installed on windows VM
• Azure Active Directory Domain Services: Managed domain services