# Azure Reservations optimization | Cloud Efficiency Hub

Canonical: https://www.pointfive.co/efficiency-hub/cloud-services/azure-reservations

3 documented Azure Reservations cost inefficiencies, each with how to detect it and how to fix it.

[Cloud Efficiency Hub](https://www.pointfive.co/efficiency-hub) 

3 documented Azure Reservations cost inefficiencies, each with how to detect it and how to fix it.

## 3 inefficiencies

[All services](https://www.pointfive.co/efficiency-hub#browse-by-service)

- Azure Reservations  CER-0145

### [Missing Shared Scope Configuration for Azure Reservations](https://www.pointfive.co/efficiency-hub/inefficiencies/missing-shared-scope-configuration-for-azure-reservations)

When reservations are scoped only to a single subscription, any unused capacity cannot be applied to matching resources in other subscriptions. This leads to underutilization of the committed reservation and continued on-demand charges in...

Compute

- Azure Reservations  CER-0150

### [Underutilized Azure Reserved Instance Due to Workload Drift](https://www.pointfive.co/efficiency-hub/inefficiencies/underutilized-azure-reserved-instance-due-to-workload-drift)

As workloads evolve, Azure Reserved Instances (RIs) may no longer align with actual usage - due to refactoring, region changes, autoscaling, or instance-type drift. When this happens, the committed usage goes unused, while new workloads...

Compute

- Azure Reservations  CER-0403

### [Expiring Azure Reservations Without Renewal](https://www.pointfive.co/efficiency-hub/inefficiencies/expiring-azure-reservations-without-renewal)

When an Azure reservation reaches the end of its term without automatic renewal or a replacement purchase, the covered VMs, databases and other resources keep running normally but are charged pay-as-you-go rates from that moment. Nothing...

Compute

## More Azure services

- [Azure Virtual Machines  12](https://www.pointfive.co/efficiency-hub/cloud-services/azure-virtual-machines)

- [Azure Cognitive Services  10](https://www.pointfive.co/efficiency-hub/cloud-services/azure-cognitive-services)

- [Azure SQL  10](https://www.pointfive.co/efficiency-hub/cloud-services/azure-sql)

- [Azure Managed Disks  9](https://www.pointfive.co/efficiency-hub/cloud-services/azure-managed-disks)

- [Azure Blob Storage  7](https://www.pointfive.co/efficiency-hub/cloud-services/azure-blob-storage)

- [Azure AKS  6](https://www.pointfive.co/efficiency-hub/cloud-services/azure-aks)

- [Azure Cosmos DB  6](https://www.pointfive.co/efficiency-hub/cloud-services/azure-cosmos-db)

- [Azure Database for PostgreSQL - Flexible Server  4](https://www.pointfive.co/efficiency-hub/cloud-services/azure-database-for-postgresql---flexible-server)

- [Azure Log Analytics  4](https://www.pointfive.co/efficiency-hub/cloud-services/azure-log-analytics)

- [Azure App Service  3](https://www.pointfive.co/efficiency-hub/cloud-services/azure-app-service)

---
Source: the public page above. Product screenshots and illustrative interfaces are examples, not live customer data.