ExpertMedium1 markMultiple Choice
AZ-305 · Question 27 · Domain 2.3: Recommend a Data Storage Solution
You are designing the storage architecture for a mission-critical SAP HANA deployment on Azure Virtual Machines.
The database requires shared file storage that supports the NFS v4.1 protocol, sub-millisecond latency, and extremely high throughput (up to 4,500 MiB/s). The solution must be a fully managed service.
Which storage solution should you recommend?
You are designing the storage architecture for a mission-critical SAP HANA deployment on Azure Virtual Machines.
The database requires shared file storage that supports the NFS v4.1 protocol, sub-millisecond latency, and extremely high throughput (up to 4,500 MiB/s). The solution must be a fully managed service.
Which storage solution should you recommend?
Answer options:
A.
Azure Files Premium
B.
Azure NetApp Files
C.
Azure Blob Storage with NFS 3.0 support
D.
Azure Managed Disks (Ultra Disk)
How to approach this question
Keywords: 'SAP HANA', 'NFS v4.1', 'sub-millisecond latency', 'shared file storage'. This is the exact use case for Azure NetApp Files.
Full Answer
B.Azure NetApp Files✓ Correct
Azure NetApp Files is an enterprise-class, high-performance, metered file storage service. It is widely used and certified as the shared storage layer for SAP HANA deployments in Azure because it supports NFS v4.1 and delivers the required sub-millisecond latency and massive throughput.
Common mistakes
Choosing Ultra Disks. While Ultra Disks meet the performance requirements, they are block storage, not the requested shared file storage (NFS).
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