Date: Sat, 6 Mar 2010 17:58:18 +1030 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Kevin Day <toasty@dragondata.com> Cc: freebsd-hackers@freebsd.org Subject: Re: ACPI/power implementation causing performance loss with i7/Nehalem turbo boost Message-ID: <201003061758.34384.doconnor@gsoft.com.au> In-Reply-To: <003E5B1C-2471-47B2-9999-27719A5E26FE@dragondata.com> References: <0ECDEB94-E60E-45C7-98AC-5E948DE4649C@dragondata.com> <201003061635.44684.doconnor@gsoft.com.au> <003E5B1C-2471-47B2-9999-27719A5E26FE@dragondata.com>
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--nextPart1720374.P68McgVArQ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Sat, 6 Mar 2010, Kevin Day wrote: > > ISTR FreeBSD defaults to a very conservative setting here so you > > may have to set it manually. > > Yeah, sorry for not mentioning that I had tried this and didn't see > any change, so I thought I was on the wrong track. OK. > Is the note about adding hint.apic.0.clock=3D0 mentioned on > http://wiki.freebsd.org/TuningPowerConsumption needed to leave C1 at > all on SMP systems? Dunno sorry.. The only SMP system I have running a recent FreeBSD only=20 supports C1 :) =2D-=20 Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --nextPart1720374.P68McgVArQ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.12 (FreeBSD) iD8DBQBLkgQi5ZPcIHs/zowRAnHfAJ96c3p1r/59jGPsq9Rnw1YJRvkulgCfccQm aXmtX/LAHHMBCHU9UNjicHQ= =zLGn -----END PGP SIGNATURE----- --nextPart1720374.P68McgVArQ--
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