On Mon, Oct 02, 2006 at 09:45:27AM -0400, Thomas J. Baker wrote: > > I've got two questions related to cpu scaling. On my laptop I've got a > Core 2 Duo. Can the two cores scale frequencies independently? No. Think about it. You have a single package, with a single power source. > Most of > the time that doesn't seem like the case but every once in a while, my > cpufreq applets show different speeds. I'm assuming that there is just a > bit of slop involved and the two cores are always the same speed. It's a bug, but it should be cosmetic only. It's on the TODO, but there are a number of other issues in this code that need tackling first before it gets clean enough to fix this properly. FC6-update/FC7 stuff. > On my desktop, I've got Xeon CPUs that support limited scaling; they run > at either 2.8 or 3.4GHz. On FC5, they used to scale on demand but under > FC6 they don't and the cpufreq applet has a manual setting for 2.8 or > 3.4 with an automatic setting that is greyed out. Which cpufreq driver were they using ? File a kernel bug, and attach dmesg. Dave -- fedora-devel-list mailing list fedora-devel-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-devel-list
