Date: Sun, 9 Jan 2000 21:55:46 -0800 (PST) From: Kip Macy <kip@lyris.com> To: David Bushong <david@bushong.net> Cc: R Joseph Wright <rjoseph@nwlink.com>, freebsd-stable@FreeBSD.ORG Subject: Re: CPU voltage (was Re: load spike strangeness) Message-ID: <Pine.SOL.3.91.1000109215336.17819A-100000@luna.lyris.com> In-Reply-To: <20000108223540.A58762@Bushong.NET>
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My machine is not overclocked and I get similar results
Motherboard Temp Voltages
26C / 78F / 299K Vcore1: +1.953V
Vcore2: +1.953V
Fan Speeds + 3.3V: +3.375V
+ 5.0V: +4.906V
1: 3013 rpm +12.0V: +12.625V
2: 3708 rpm -12.0V: -13.562V
3: 0 rpm - 5.0V: -5.584V
On Sat, 8 Jan 2000, David Bushong wrote:
> On Sat, Jan 08, 2000 at 10:03:44PM -0800, R Joseph Wright wrote:
> > Awhile back I was having trouble getting through kernel compiles, the
> > machine would reboot during the compile. Someone on some newsgroup said
> > "are you overclocking?". I checked my settings. No, I wasn't
> > overclocking. But my voltage setting looked wrong. It was set at 2.2
> > volts or whatever and I thought it was supposed to be at 2.4. So I
> > changed it to 2.4. My problem was solved. I was flying through the
> > compiles. Then I was looking through my motherboard manual and realized
> > that it was supposed to be set at 2.2 after all. I prefer it the way it
> > is though. Do you think there is anything wrong with that?
> >
> Hmm. lmmon -i produces some scary results:
>
> Voltages
>
> Vcore1: +2.781V
> Vcore2: +1.469V
> + 3.3V: +3.312V
> + 5.0V: +4.932V
> +12.0V: +12.250V <--
> -12.0V: -13.125V <--
> - 5.0V: -5.532V <--
>
> Those look disturbingly off.. maybe this much drift is common, I don't know.
> However, I never have any problem with the machine, other than this benign
> occurance.. and I do tend to tax it every now and again (couple ports
> building, world building, mp3 encodes, the usual). Ack, can't believe I
> forgot to mention I'm running with soft updates enabled on both drives
> (and root). While I was reading this thread btw, I got another spike, and
> by measuring pixel widths in xload, came up with 30 pixels @ 10 seconds per
> pixel, or 300 seconds, or exactly 5 minutes, which seems awfully round.
>
> Re: overclocking thing: ok, people, I know it's my machine. Take a chill
> pill. I have a very stable CPU, a well ventilated machine, and a jumperless
> motherboard that makes it very easy to switch settings. However, as I have
> said, this machine has been rock solid (except for during a few of those
> sketchy 3.1 release ;) I'll go ahead and try turning off the overclocking
> and see if
> a) it affects the voltage (which does worry me a bit)
> b) I continue to see this load strangeness (I suspect I will)
>
> --David Bushong
>
>
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