On Wed, Jan 08, 2003 at 11:29:11PM -0500, J. Seth Henry wrote: > I have noticed that my Compaq IA-1's (AMD K6-2/266 & VIA chipset) run > substantially hotter under FreeBSD than under Linux. I didn't realize just > how much until the machines began spontaneously rebooting under load. > > Right now, I have a minimal 4.7R install (with X) running from a > microdrive - but I don't have problems until I start running X for long > periods of time. I am migrating from Midori linux with kernel rev 2.4.18, > and it can go for weeks (even months) running xmms locally. Just > windowing xmms from another machine will cause spontanous reboots under > FreeBSD. > > It doesn't appear to be a kernel panic - this machine has a thermal > protection circuit which will hold the system in reset if it gets too > warm, and so far, nothing has shown up in the logs (beyond the usual > startup message regarding / being unmounted improperly). This leads me to > believe that FreeBSD isn't issuing halts when it is idle, or the CPU is > simply "idle" less. I have noticed that FreeBSD accesses the microdrive a > *lot* (though Linux may be as well, but I can't hear it because it's > running from flash)
Try the ports/sysutils/fvcool port --- http://www.nt.phys.kyushu-u.ac.jp/shimizu/ Using it has cut the average CPU temperature on my system from about 70C to about 50C. Cheers, Matthew -- Dr Matthew J Seaman MA, D.Phil. 26 The Paddocks Savill Way PGP: http://www.infracaninophile.co.uk/pgpkey Marlow Tel: +44 1628 476614 Bucks., SL7 1TH UK To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-questions" in the body of the message
