AZ-900 Episode 4 | Consumption-based Model | Microsoft Azure Fundamentals Course

Summary of "AZ-900 Episode 4 | Consumption-based Model | Microsoft Azure Fundamentals Course"

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Main Ideas and Concepts

• Introduction to Consumption-Based Pricing Model in Azure:
  • The consumption-based pricing model is fundamental to understanding how Azure charges for cloud services.
  • Users pay only for the resources they consume, with no upfront costs.
  • Cloud resources are elastic, meaning you allocate resources as needed and only pay during usage, avoiding wasted resources.
• Key Characteristics of Consumption-Based Model:
  • No upfront payment; charges start only when resources are used.
  • Charges stop immediately when resources are no longer used.
  • Pricing is granular and based on actual consumption (e.g., paying for a virtual machine only for the seconds it runs).
• Example Using Virtual Machines (VMs):
  • Pricing for VMs depends on multiple metrics:
    • Compute: The size and power of the VM.
    • Storage: Storage attached to the VM is billed separately.
    • Networking and other factors: Additional components that affect cost.
  • Different services have different pricing complexities and components.
  • Prices vary daily based on usage changes.
• Using Azure Portal to Monitor Costs:
  • The Azure Portal includes a Cost Management service to track and analyze costs.
  • Users can view detailed cost breakdowns by service and by day.
  • Example from instructor’s subscription:
    • VM costs are steady when running 24/7.
    • Storage costs remain flat if usage is consistent.
    • Spikes in cost occur when additional services (e.g., Azure Databricks, Azure Data Factory, IoT Hubs) are used.
  • Cost fluctuations directly correlate with the amount and type of service usage.
• Summary of the Consumption-Based Model:
  • Simply put, you pay for what you use.
  • Costs vary based on actual consumption, which can be monitored and managed via Azure tools.
• Additional Resources:
  • The episode’s study guide and cheat sheet are available on the instructor’s website.
  • Encouragement to practice and test knowledge based on this episode.

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Methodology / Instructions for Understanding and Using Consumption-Based Pricing in Azure

• Understand that cloud resources are elastic and billed only when used.
• Recognize that pricing is composed of multiple components per service (compute, storage, networking, etc.).
• Use the Azure Portal’s Cost Management tool to:
  • Select your subscription.
  • Open Cost Analysis.
  • Change granularity to daily.
  • Group costs by Service Name to see detailed cost breakdowns.
  • Analyze cost patterns to understand how usage affects billing.
• Monitor usage spikes and relate them to specific services used on particular days.
• Use this insight to optimize cloud resource usage and cost.

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Speakers / Sources Featured

• Adam – The primary speaker and instructor presenting the Azure Fundamentals course episode.