[Pool] Virtualization

Ask Bjørn Hansen ask at ntppool.org
Mon Jul 20 08:49:37 UTC 2015


> On Jul 20, 2015, at 12:29 AM, lst_hoe02 at 79365-rhs.de wrote:
> 
> The problem with virtualization is not that it doesn't work at all, but you can never be sure. If you have dedicated hardware you are able to monopolize CPU to do very accurate counting/timing operations, […]

But for most actually deployed servers isn’t that almost as true when you’re not virtualized? Modern kernels and CPUs do all sorts of tricks to save power and divide resources. Most servers aren’t configured to run at full speed just in case it makes the time keeping better.

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