Could anyone explain the network flow in this diagram? My network knowledge is minimal.
my task list :
Verify Existing AWS Setup:
Check Recent RTO/RPO Failover Test Results and Establish a Baseline:
my task list :
Verify Existing AWS Setup:
- Check AWS Availability Zones (AZs) Setup:
- Run aws ec2 describe-availability-zones to list available AZs.
- Ensure that the primary and secondary AZs are configured for failover.
- Validate Auto Scaling Group Settings:
- Run aws autoscaling describe-auto-scaling-groups.
- Confirm Auto Scaling is enabled in required AZs.
- Verify scaling policies for CPU, memory, and health checks.
- Review Backup Configurations:
- Check RDS backups using:
aws rds describe-db-instances --query 'DBInstances - .BackupRetentionPeriod'
- Verify S3 backup storage and lifecycle rules.
- Ensure EBS snapshot schedules are correctly set.
- Check RDS backups using:
Check Recent RTO/RPO Failover Test Results and Establish a Baseline:
- Review past DR test reports or CloudWatch logs for RTO/RPO timings (if available).
- Run a manual failover test using AWS RDS and EC2 failover procedures.
- Document the actual failover time and compare it with the stated SLA.
