2V0-622 · Question #183
Refer to the Exhibit. An administrator receives vRealize Operations alerts for the Health of the virtual machine PVMAPP_0 as shown in Exhibit 1: The administrator clicks on the Analysis pane, as shown
The correct answer is A. Increase the number of vCPUs for PVMAPP_0.. When vROps Analysis shows CPU-related performance symptoms for a VM, adding more vCPUs addresses the compute bottleneck directly.
Question
Refer to the Exhibit. An administrator receives vRealize Operations alerts for the Health of the virtual machine PVMAPP_0 as shown in Exhibit 1:
The administrator clicks on the Analysis pane, as shown in Exhibit 2:
Based on the exhibits, what action would correctly address the performance problems observed?
Exhibit
Options
- AIncrease the number of vCPUs for PVMAPP_0.
- BIncrease the allocation of memory for PVMAPP_0.
- CIncrease the Memory limit for PVMAPP_0.
- DIncrease the reservation in MHz for vCPUs for PVMAPP_0.
How the community answered
(35 responses)- A57% (20)
- B11% (4)
- C26% (9)
- D6% (2)
Why each option
When vROps Analysis shows CPU-related performance symptoms for a VM, adding more vCPUs addresses the compute bottleneck directly.
vRealize Operations Analysis pane indicators such as high CPU Ready or CPU Co-Stop point to the VM being compute-bound, meaning it cannot get enough CPU cycles from the host; adding vCPUs gives the VM more schedulable threads to reduce wait time and improve throughput.
Increasing memory allocation would address memory balloon or swap symptoms, not CPU Ready or CPU contention metrics highlighted in the Analysis pane.
Increasing a Memory limit relaxes an artificial memory cap and is only relevant when a memory limit has been set below the VM's configured RAM, which is unrelated to CPU performance alerts.
Increasing the CPU reservation in MHz guarantees a minimum CPU frequency but does not add parallel execution capacity; if the VM is CPU-bound it needs more vCPUs, not just a guaranteed frequency floor.
Concept tested: vROps VM CPU performance analysis and right-sizing
Source: https://docs.vmware.com/en/vRealize-Operations/8.6/com.vmware.vcom.core.doc/GUID-49DEB853-7BB2-468D-B14A-6C2B9FDB5A72.html
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