On Sat, Jun 19, 2004 at 07:29:13AM -0700, William Ballard wrote: > On Sat, Jun 19, 2004 at 11:41:27PM +1000, Tim Connors wrote: > > Hendrik Boom <[EMAIL PROTECTED]> said on Sat, 19 Jun 2004 08:10:59 -0400: > > > On Sat, Jun 19, 2004 at 02:31:33PM +1000, Tim Connors wrote: > > > > > > > > If the only process running is the idle process, doing hlt() > > > > instructions in a loop, then there are bugger all transistors doing > > > > anything, so less power gets consumed. > > > > > > > > AFAIK, all modern i386 (AMD, Intel, etc) CPUs at least have a htl() > > > > instruction. > > > > > > I run a dual-boot Debian/Windows ME system. It overheats when running > > > Windows, but not when running Debian. Ny tech told me that's because > > > Windows ME idles in a wait loop, but Linux uses a halt instruction. > > > > Jeez, I thought they had fixed that by 98SE or so. Must not have... > > Well, to be fair, my computer runs hotter playing video games in Linux > than it does in XP, and it's not getting higher framerates. > > Many times when it's hot in the room and XP will be just below the > threshold with the CPU fan turned all the way up, similar tasks in Linux > will require the box fan. > > Obviously this is because the Linux kernel is using the processor more > intensively. As we see in the case of Windows ME burning through a wait > loop, that doesn't necessarily mean it's getting more work done. > > The extra heat Linux seems to generate makes me suspect the kernel is > less efficient. It doesn't perform higher i/o or more work. >
Do you have frequency scaling on your cpu? if so windows will activate it by default if you are not fully loading you cpu, linux requires appropriate daemons to do that. > > -- > To UNSUBSCRIBE, email to [EMAIL PROTECTED] > with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED] > > > +++++++++++++++++++++++++++++++++++++++++++ > This Mail Was Scanned By Mail-seCure System > at the Tel-Aviv University CC. > -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]