Users are reporting CPU related performance problems on the virtual machine Email-Prod throughout the day.
The resource settings for the VM and the ESXi host the VM is running on are shown below:
VM:
Email-Prod
vCPUs: 4
Memory: 96GB
ESXi host:
CPU: 2 x 8 Core Processors
Memory: 128GB
NUMA architecturE. 2 Nodes
Which two options would alleviate the observed performance problem for Email-Prod? (Choose two.)
A.
Enable the advanced parameter Numa.PageMigEnable.
B.
Enable the advanced parameter Numa.AutoMemAffinity.
C.
Enable CPU affinity to separate 2 vCPUs for each NUMA node.
D.
Enable CPU affinity to bind all vCPUs to one NUMA node.
b: Automatically set memory affinity for virtual machines that have CPU affinity set.
https://pubs.vmware.com/vsphere-55/index.jsp?topic=%2Fcom.vmware.vsphere.resmgmt.doc%2FGUID-A420C263-D5B9-4BCA-8015-DE9804B36D21.html
and c of course