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Subject: Re: 2 x quad-core system is slower that 2 x dual core on FreeBSD
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Alexey Popov wrote:

> CPU states:  9.5% user,  0.0% nice, 82.0% system,  0.5% interrupt,  8.0%
> idle

A wild idea that might not help: try reducing kern.hz in loader.conf to
something like 100 and see if something significant changes.