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Date:      Fri, 8 Nov 2013 16:18:48 -0800
From:      aurfalien <aurfalien@gmail.com>
To:        Adrian Chadd <adrian@freebsd.org>
Cc:        FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: FreeBSD, Centos and ZFS - SOLVED
Message-ID:  <26C1E8D6-B707-46D0-B5A5-A0C8FC6B835A@gmail.com>
In-Reply-To: <CAJ-Vmo=3vrY_mmBtfpvd08P8QGgYq4t91Q-dN9fNSJe-rTNxXA@mail.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> <CAJ-Vmo=3vrY_mmBtfpvd08P8QGgYq4t91Q-dN9fNSJe-rTNxXA@mail.gmail.com>

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Hi,

Sure, I decided to run powerd with the following args;

-a hiadaptive -p 25

And its running rather well.

I will be trying the additional option you mentioned all those moons ago =
next week;

performance_cpu_freq=3D"HIGH"


- aurf

On Nov 8, 2013, at 4:12 PM, Adrian Chadd wrote:

> Hi!
>=20
> Sorry to resurrect this thread, but I'd like to understand what's
> going on under the hood.
>=20
>=20
> On 22 October 2013 16:40, aurfalien <aurfalien@gmail.com> wrote:
>=20
>> OMG, what a relief... the ~30% diff in performance was due to a BIOS =
setting, in particular this one;
>>=20
>> Intel Turbo Boost Technology
>> Enhanced Intel SpeedStep Tech
>>=20
>> I disabled both.
>>=20
>> In fact, FreeBSD is showing a tad better now then CentOS.  I have =
files if any one is interested in viewing.
>>=20
>> Thanks to all for the rather overwhelming response :)
>>=20
>> Actually it was good that hardly any one did as it forced me to debug =
the old fashioned way :)
>=20
> Would you mind testing out running powerd as suggested? Does that give
> you a performance boost?
>=20
> with this in /etc/rc.conf:
>=20
> performance_cpu_freq=3D"HIGH"
>=20
> Thanks!
>=20
>=20
>=20
> -adrian




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