Re: dmesg showing wrong frequency (IBM T30)
Tobias Roth <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.mobile |
|---|---|
| Message-ID | <[email protected]> |
On Fri, Jul 18, 2003 at 06:22:27PM +0200, Poul-Henning Kamp wrote: > What's "wrong" here is that the BIOS/ACPI firmware in your laptop > runs your CPU at a reduced rate in order to make the battery last > longer. it should NOT do this. I set the bios to disable speedstep and to 'max performance' while on AC. also, i run apm and not acpi. > It can also be that the case that the "cooling solution" (ie: fans, > fins etc) does not work well enough and the ACPI code has slowed > down the CPU in order to not melt anything [*]. that was also one of my suspicions. the fan is brand new, ibm replaced it after i sent the unit in because of heat problems. could it be that the design of this laptop is bad, when it comes to heat conduction? shouldn't i get the full 1.8GHz when running on AC, and be able to do a buildworld without any sig11 on a hot summer day (~28 deg c room temp). those sig11 are just another thing that may be connected to my low cpu freq... > [*] Known in certain circles as a "Warnering your laptop" :-) haha, i saw those pics, looked scary! _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-mobile To unsubscribe, send any mail to "[email protected]"