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When using the Sizer in Automatic mode, it can provide various configurations based on the specified workload and capacity requirements. The following configurations are possible:

6x NX-8055-G7:

Each node has 2 x 7.68TB SSDs and 10x 6TB HDDs.

This configuration balances high-performance SSDs with large-capacity HDDs, suitable for mixed workload environments.

4x NX-1075S-G7 + 4x NX-8035-G7:

NX-1075S-G7 nodes have 4x 3.85TB SSDs each.

NX-8035-G7 nodes have 6x 3.84TB SSDs each.

This combination provides high SSD storage capacity across different node types, optimized for performance-intensive workloads.

References:

Nutanix Sizer Documentation: Details on how the Sizer tool calculates and recommends configurations.

Nutanix Hardware Specifications: Specifications for different node models and their storage capabilities.

C. "Shadow IT" that increases the risk of security breaches and brand damage:

The engineering department building their own infrastructure using available hardware, SaaS offerings, and public cloud can lead to "Shadow IT." This increases the risk of security breaches as these systems may not adhere to the company’s security policies and could expose sensitive data.

D. Slow response time from the infrastructure group (SLAs) that could result in product release delays:

The new CIO is trying to gain control of the existing and incoming information systems while supporting an agile environment. Slow response times from the infrastructure group can delay product releases, affecting the company's competitive edge and innovation pace.

References:

Nutanix's unified platform and comprehensive management tools can address these pain points by providing centralized control, enhancing security, and improving agility and response times.

For a customer intending to build out their VDI environment over 18 months, the systems engineer should highlight the element of Nutanix WebScale architecture that ensures linear performance with predictable scaling.

WebScale Architecture:

Nutanix’s WebScale architecture is designed to provide consistent performance as the environment scales. Each node added to the cluster contributes proportional compute, storage, and network resources.

Linear Scaling:

This architecture ensures that performance remains consistent and predictable as new nodes are added, which is critical for maintaining a consistent user experience in a growing VDI environment.

Benefits:

Predictable Performance: Users can expect the same level of performance as the environment scales.

No Single Point of Failure: The distributed nature of Nutanix’s architecture ensures high availability and resilience, which is crucial for VDI environments.

References:

Nutanix WebScale Architecture documentation.

VDI deployment guides and scalability best practices on Nutanix platforms.