Date: Sun, 28 Oct 2012 15:44:45 -0400 From: Michael Copeland <michael@kryptos-security.com> To: Nathan Whitehorn <nwhitehorn@freebsd.org>, freebsd-ppc@freebsd.org Subject: Re: Quick question about dev.smu dev.smusat on powermac11,2 Message-ID: <CAKLtBCjb830DE4aYt5J8E=Do_NeahxRif6Rp5RON7E8rY3wdOQ@mail.gmail.com> In-Reply-To: <alpine.BSF.2.00.1210281249500.41855@banshee.munuc.org> References: <CAKLtBCjdNpXKktDX0YAdRn2OPEAeXoP3G9XY-aDuRBCLdXKdPA@mail.gmail.com> <alpine.BSF.2.00.1210281249500.41855@banshee.munuc.org>
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On Sun, Oct 28, 2012 at 3:42 PM, Nathan Whitehorn <nwhitehorn@freebsd.org>wrote: > It should work fine (it does on my desktop, which is a G5 of the same > model). Since I wrote that program, fan control has moved to the kernel. > The fans should be fairly quickly responsive (the algorithm is quite basic) > but should never go to full or cause a panic. Which release are you > running? There were some improvements to fan control in 9.1. > -Nathan > > > On Sun, 28 Oct 2012, Michael Copeland wrote: > > Is the fan control disabled by default on a GP dual core? Only reason I >> ask >> is that the fans on spool up under full load, and that usually results in >> a >> panic. >> I did make a rather simple program and associated script to control the >> fans, but this happens to result in the fans constantly going up and down >> by about 300-400 rpm even while doing something simple like portsnap >> extract. I checked the list after doing that, and found a thread where >> someone else already did the same thing(a common problem of mine, I >> usually >> try to fix it myself without checking the list). I swapped out the program >> written by Nathan, but my results are the same. It DOES work, but I was >> only wondering if it's normal for the fan speed to vary so often. >> >> Thanks, >> >> Michael >> ______________________________**_________________ >> freebsd-ppc@freebsd.org mailing list >> http://lists.freebsd.org/**mailman/listinfo/freebsd-ppc<http://lists.freebsd.org/mailman/listinfo/freebsd-ppc>; >> To unsubscribe, send any mail to "freebsd-ppc-unsubscribe@**freebsd.org<freebsd-ppc-unsubscribe@freebsd.org> >> " >> >> Hi Nathan, It's 9.1-PRE, from.. 3 days ago. The fans, without my app running either spin at the lowest rpm, or the fastest. Once it's at max rpm, in 5 minutes it will panic.
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