Date: Fri, 8 Nov 2013 16:12:00 -0800 From: Adrian Chadd <adrian@freebsd.org> To: aurfalien <aurfalien@gmail.com> Cc: FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: FreeBSD, Centos and ZFS - SOLVED Message-ID: <CAJ-Vmo=3vrY_mmBtfpvd08P8QGgYq4t91Q-dN9fNSJe-rTNxXA@mail.gmail.com> In-Reply-To: <25C055B9-4A19-46C8-B78E-AC8BD6E00CD9@gmail.com> References: <CBA24BB3-4A57-428C-B342-4BEB678B8D43@gmail.com> <1381600575.18393.33219025.5D7B78D0@webmail.messagingengine.com> <8CA809B3-1692-4760-A63F-9D7451EB49BD@gmail.com> <525D143B.50202@gmail.com> <DF3E552D-D2E6-464C-88EA-7AF34E8329CC@gmail.com> <1382285088.2462.36238881.1AA6BB17@webmail.messagingengine.com> <25C055B9-4A19-46C8-B78E-AC8BD6E00CD9@gmail.com>
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Hi! Sorry to resurrect this thread, but I'd like to understand what's going on under the hood. On 22 October 2013 16:40, aurfalien <aurfalien@gmail.com> wrote: > OMG, what a relief... the ~30% diff in performance was due to a BIOS setting, in particular this one; > > Intel Turbo Boost Technology > Enhanced Intel SpeedStep Tech > > I disabled both. > > In fact, FreeBSD is showing a tad better now then CentOS. I have files if any one is interested in viewing. > > Thanks to all for the rather overwhelming response :) > > Actually it was good that hardly any one did as it forced me to debug the old fashioned way :) Would you mind testing out running powerd as suggested? Does that give you a performance boost? with this in /etc/rc.conf: performance_cpu_freq="HIGH" Thanks! -adrian
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