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4
votes
4answers
8k views

Virtualized CPU cores vs. threads

We've got a KVM host system on Ubuntu 9.10 with a newer Quad-core Xeon CPU with hyperthreading. As detailed on Intel's product page, the processor has 4 cores but 8 threads. /proc/cpuinfo and htop ...
8
votes
1answer
811 views

Are vCPU the same as 1 Socket, or a single Core?

Currently I have a Hyper-v VPS with 2 (vCPU) processor. I would like to install SQL Server Express 2012 that has a limitation of 1 Socket or 4 Cores, whichever the lesser. My Question: Are vCPU's ...
1
vote
1answer
534 views

Can KVM CPU assignment count differ from physical hosts CPU count?

I have read this question. I knew already that I could for example, have a quad core machine with four guests each having two vCPUs. As they don't all be require 100% CPU usage all the time, the ...
0
votes
1answer
484 views

VMware ESXi/vSphere Fault Tolerance vCPU Limit

So I am aware that VMs in FT mode are limited to a single vCPU. Is it possible to assign multiple cores to the single vCPU, and still have the VM support FT mode? Or are you forced to use both a vCPU ...