Migrating Legacy Oracle DBs to AWS
•Download as PPTX, PDF•
0 likes•17 views
Migrating the Dinosaurs - Bringing legacy Oracle DBs into AWS Nick Walter AWS Communtity Day Midwest 2023
Recommended
Recommended
More Related Content
Similar to Migrating Legacy Oracle DBs to AWS
Similar to Migrating Legacy Oracle DBs to AWS (20)
More from AWS Chicago
More from AWS Chicago (20)
Recently uploaded
Recently uploaded (20)
Migrating Legacy Oracle DBs to AWS
- 1. House of Brick & OpsCompass Confidential & Proprietary ©2022 Migrating the Dinosaurs! Bringing Legacy Oracle DBs Into AWS
- 2. House of Brick & OpsCompass Confidential & Proprietary ©2022 Migrations fail for three reasons • Process/Planning • Technical • Licensing The Challenge
- 3. House of Brick & OpsCompass Confidential & Proprietary ©2022 Process/Planning Realistic expectations and good planning lead to success
- 4. House of Brick & OpsCompass Confidential & Proprietary ©2022 • Migrate first – Modernize later • Restrict changes to the necessary • Calculate the needed network bandwidth - then double it • Calculate compute/storage sizing • Pilot first • Plan operational process changes in advance Good Migration Projects Do This
- 5. House of Brick & OpsCompass Confidential & Proprietary ©2022 • Don’t define migration windows • Don’t define acceptance test plans • Don’t have a tested rollback plan • Don’t have a pilot migration • Start with production • Don’t move apps and DBs at the same time Bad Migration Projects Do This
- 6. House of Brick & OpsCompass Confidential & Proprietary ©2022 Technical Proper architecture up-front saves headaches later
- 7. House of Brick & OpsCompass Confidential & Proprietary ©2022 • RDS is generally the first option • EC2/EKS are good for things that don’t fit in RDS • Apps that must run DB-local • PL/SQL that read/writes local filesystem • SLAs too tight for RDS patching windows Managed or Unmanaged?
- 8. House of Brick & OpsCompass Confidential & Proprietary ©2022 • The tooling and process for migration requires just as much prep as the architecture • Tooling is driven by business needs and cutover windows Migration Tools
- 9. House of Brick & OpsCompass Confidential & Proprietary ©2022 Licensing Pay attention to the TCO because your management definitely is
- 10. House of Brick & OpsCompass Confidential & Proprietary ©2022 Licenses are expensive! $1,144,000.00 $755,040.00 $105,960.96 $11,796.48 3 year costs Oracle License Oracle Support EC2 - r5.16xlarge EBS - 4TB GP3 Oracle License $1,144,000.00 Oracle Support $755,040.00 EC2 - r5.16xlarge $105,960.96 EBS - 4TB GP3 $11,796.48
- 11. Oracle DB License Options in AWS AWS Deployment Option SE Bundle in AWS Oracle Cloud Env Policy Core- Based License ULA RDS ✔ ✔ ✖ ✔ EC2 Compute ✖ ✔ ✖ ✔ VMware Cloud on AWS ✖ ✔ ✔ ✔ Dedicated Hosts on EC2 ✖ ✔ ✔ ✔ EC2 Bare Metal Instances ✖ ✔ ✔ ✔
- 12. House of Brick & OpsCompass Confidential & Proprietary ©2022 Strategy Use the AWS environments and features that make sense 01 Be mindful of TOTAL cost 02 Don’t be misled by Oracle FUD 03
- 13. House of Brick & OpsCompass Confidential & Proprietary ©2022 Q&A