Introduction: SAP Migration Project Overview and Objectives

Migrating SAP workloads from an on-premises infrastructure to AWS Cloud is a strategic move for businesses aiming to enhance operational efficiency, scalability, and cost-effectiveness. This migration project uses AWS’s global infrastructure to modernize SAP environments while ensuring reliable performance. The primary objective is to detail the financial implications, offering insights into how AWS Organizations, consolidated billing, and the AWS Pricing Calculator can streamline cost management during this transition.

Understanding AWS Organizations and Consolidated Billing: A Strategic Approach to Cost Management

AWS Organizations provides a framework that allows enterprises to manage multiple AWS accounts centrally. Consolidated billing, a feature within AWS Organizations, is crucial for managing SAP workloads, as it offers unified billing and shared volume discounts across all accounts.

Through consolidated billing, businesses can group their accounts, which leads to streamlined financial management, better visibility of resource usage, and the ability to allocate costs across business units or departments. This structure simplifies financial forecasting for SAP workloads and ensures that all expenses are accounted for under a single umbrella, reducing administrative overhead.

Benefits of AWS Organizations and Consolidated Billing for Enterprises: Simplifying Financial Management and Resource Organization

  1. Cost Savings: Enterprises can benefit from shared volume pricing and reserved instance discounts across accounts, leading to overall cost reduction, especially with high SAP resource utilization.
  2. Centralized Management: With AWS Organizations, companies gain centralized control over permissions, governance, and policies for their SAP workloads across multiple AWS accounts.
  3. Simplified Accounting: Consolidated billing makes allocating costs by department or project easier, which is crucial for businesses managing extensive SAP landscapes across various teams.
  4. Improved Forecasting: Visibility into cost and usage patterns enables businesses to predict and manage expenses effectively.

Cost Estimation with AWS Pricing Calculator: A Step-by-Step Guide

Enterprises can use the AWS Pricing Calculator to forecast infrastructure costs accurately when migrating SAP workloads to AWS. Here’s a step-by-step guide:

  1. Select SAP-Specific Resources: Identify the AWS services needed for SAP workloads (e.g., Amazon EC2, EBS, RDS, etc.). The pricing calculator lets you choose instance types based on SAP’s performance requirements.
  2. Input Resource Utilization: Add details such as the estimated number of virtual machines, storage, and bandwidth to reflect your existing on-premises environment.
  3. Include Network Costs: Factors in network traffic, such as data transfer between AWS Regions or Availability Zones, as SAP systems often require high availability setups.
  4. Choose Pricing Models: Based on your anticipated workload patterns, decide whether to opt for on-demand, reserved instances, or spot pricing. Reserved instances often provide substantial savings for long-term SAP operations.
  5. Generate Cost Estimates: Once all details are added, the AWS Pricing Calculator will provide an accurate breakdown of monthly and annual costs, enabling you to present a clear financial picture for executive decision-makers.

Critical Considerations for SAP Workloads on AWS: Scalability, Performance, and Cost Optimization

When migrating SAP workloads to AWS, several critical factors impact both cost and performance:

  • Scalability: AWS allows businesses to scale SAP environments on-demand, ensuring the infrastructure can adjust as business needs evolve. This elasticity reduces the need to overprovision resources, cutting unnecessary expenses.
  • Performance: SAP on AWS benefits from high-performance compute and storage services, such as Amazon EC2 instances optimized for SAP HANA. Understanding the required performance levels ensures that the correct instance types and storage are selected without overpaying for underutilized resources.
  • Cost Optimization: Leverage AWS services like Amazon S3 for backup and archival purposes and use cost optimization tools such as AWS Trusted Advisor to monitor and suggest resource optimization tactics. Additionally, automation for SAP workloads (e.g., autoscaling EC2 instances) can optimize cost.

Conclusion: Realizing Long-Term Business Value with AWS Migration

Migrating SAP workloads from on-premises infrastructure to AWS represents a substantial opportunity for businesses to achieve scalability, improve performance, and realize long-term cost savings. AWS Organizations and consolidated billing enable simplified management of financial resources across multiple accounts, while tools like the AWS Pricing Calculator assist in creating clear and actionable cost forecasts. Ultimately, businesses can significantly reduce operational costs and unlock new efficiencies by taking full advantage of AWS’s capabilities for SAP environments.

References

Moving from on-premises to the cloud with AWS delivers significant cost savings, report finds

Migrate and Modernize on AWS