CV0-003 · Question #296
A user has submitted a ticket to request additional VMs due to long wait times for online ordering. Given the snapshot of the resources in the table below: Which of the following is the BEST option…
The correct answer is D. Add memory to the web server to increase capacity. The web server is the constrained resource based on the table metrics, and adding memory directly addresses the performance bottleneck causing long wait times for users.
Question
A user has submitted a ticket to request additional VMs due to long wait times for online ordering. Given the snapshot of the resources in the table below:
Which of the following is the BEST option for the administrator to resolve the ticket?
Exhibit
Options
- AAdd vCPU to the database server to increase capacity.
- BAdd disks to the database server to increase capacity.
- CAdd virtual network ports to the web server to increase capacity.
- DAdd memory to the web server to increase capacity.
How the community answered
(47 responses)- A4% (2)
- B9% (4)
- C19% (9)
- D68% (32)
Why each option
The web server is the constrained resource based on the table metrics, and adding memory directly addresses the performance bottleneck causing long wait times for users.
The table does not identify the database server's vCPU as the saturated resource, so adding vCPU there would not relieve the web server's constraint causing user wait times.
Adding disks to the database server addresses storage I/O capacity, which is not the bottleneck shown in the resource snapshot for the reported performance issue.
Virtual network ports address network interface throughput, not the compute or memory constraint that the metrics indicate is limiting web server performance.
Web servers handling concurrent user sessions are highly memory-intensive; the table indicates the web server's memory utilization is the saturated resource, not CPU or network. Adding memory allows the web server to service more simultaneous requests without relying on swap space, directly reducing response latency. This is a targeted right-sizing action that matches the actual bottleneck identified in the resource metrics.
Concept tested: VM resource identification and right-sizing
Source: https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-resource-management/GUID-98BD5A8A-260A-494F-BAAE-74781F5C4B87.html
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