i love proxmox.have used it fir years
The vcou is socket x cores x2 if you have hyperv/smt
So a 4 core ht cpu would be 8vcpu.
On Fri, Oct 7, 2022, 7:35 PM Keith Smith via PLUG-discuss <
plug-discuss@lists.phxlinux.org> wrote:
>
> Hi,
>
> I just watched a video that covered the Proxmox Hypervisor. Seems
> simple enough. I've used Oracle's VirtualBox for years.
>
> So I did some research on what a vCPU is. I was suppressed. The math
> given was (Threads x Cores) x Physical CPU = Number vCPU.
>
> I have an old laptop that has 1 socket, 2 cores, four threads, and 4GB
> of RAM.
>
> Given the math (4 x 2) x 1 = 8 vCPUS. Is this correct?
>
> From my reading it appears that RAM is not shared, so my bottleneck is
> RAM not cores or threads.
>
> I am a PHP developer and a local vps would need 2GB of RAM at a minimum.
> I have found a LAMP VPS will crash if allocated less than 2GB of RAM,
> and will run will on 1 vCPU.
>
> The good news is I really only need one VPS to be active at any given
> time.
>
> If I wanted to build a box that could run more than one VPS at a time,
> lets say 4, and I wanted to allocate 2 vCPUs and 4GB of RAM I would need
> 4 threads x 2 cores to run the 4 VPS configured with 2 vCPUs each.
>
> What about RAM. Looks like I would need a minimum of 16GB of ram.
>
> How much resources does the Hypervisor need, in this case Proxmox?
>
> Thanks!!
> Keith
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