2V0-622 · Question #483
A vSphere Administrator would like to identify which physical NUMA node their virtual machine is currently residing on. What esxtop metric would provide this information?
The correct answer is A. GST_ND[x]. The esxtop metric GST_ND[x] reports the physical NUMA node on which a virtual machine's guest memory is currently allocated.
Question
A vSphere Administrator would like to identify which physical NUMA node their virtual machine is currently residing on. What esxtop metric would provide this information?
Options
- AGST_ND[x]
- BOVD_ND[x]
- CNRMEM
- DNHN
How the community answered
(35 responses)- A94% (33)
- B3% (1)
- D3% (1)
Why each option
The esxtop metric GST_ND[x] reports the physical NUMA node on which a virtual machine's guest memory is currently allocated.
GST_ND[x] stands for 'Guest NUMA Node' and directly indicates which physical NUMA node the VM's memory and workload are placed on, making it the correct metric for identifying NUMA locality for a running VM.
OVD_ND[x] relates to overhead memory NUMA node placement, not the guest workload's primary NUMA node.
NRMEM represents the amount of remote NUMA memory being used, which quantifies NUMA inefficiency but does not identify the specific node the VM resides on.
NHN is not a standard esxtop NUMA metric for identifying the current physical NUMA node of a guest VM.
Concept tested: esxtop NUMA node identification metrics
Source: https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-resource-management/GUID-E8C56EB0-407E-4D8C-B23C-4F0B28FF4C98.html
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