Many Cores per Socket or Single-Core Socket Mystery | VirtualPharaohs
Posted by jpluimers on 2016/05/30
Interesting:
- vCPU configuration. Performance impact between virtual sockets and virtual cores? – frankdenneman.nl.
- Many Cores per Socket or Single-Core Socket Mystery | VirtualPharaohs.
Summary:
- It is for virtual NUMA, and it depends.
- It is only helpful if the host can do NUMA.
- It is only relevant when you allocate more than 8 effective cores for a VM.
When neither apply: just use “number of cores per socket” as “number of virtual sockets” might be limited in the guest operating system licensing.
–jeroen
The Wiert Corner - irregular stream of stuff 
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