On Mon, 2003-07-28 at 00:44, Bob Proulx wrote: > Louie Miranda wrote: > > Does Debian/Kernel? Support HT? > > Works fine for me. One of the systems here is a dual processor with > hyperthreading enabled. It was an accident that HT was enabled but we > decided to leave it that way and run some benchmarks on it. It is a > dual cpu and so it shows up as four processors with the HT enabled. > It has so far been quite stable with no trouble at all. Currently > running the kernel-image-2.4.20-2-686-smp from woody-proposed-updates. > > As to whether it has benefits the jury is still out. Since it is > already a dual processor machine I don't think it adds anything > significant to turn HT on and in some cases I believe can actually > slow things down. But no conclusive data yet one way or the other.
>From what I've read, you can sometimes see speedups from HT if your app is threaded, but if you run mostly non-threaded apps, you'll see a slowdown because of pseudo-MP overhead on 1 CPU. > > Just curious.. And how come redhat and suse are always on ads, well > > commercialzed linux. > > They are commercial ventures out to make money. Their marketing model > is to try to convince people that the water which comes out of the tap > is not safe to drink and that you should buy bottled water from them. Bad analogy: The tap water where I come from is safe, but but has a definite chemical smell/taste. Thus, we buy bottled water... -- +-----------------------------------------------------------------+ | Ron Johnson, Jr. Home: [EMAIL PROTECTED] | | Jefferson, LA USA | | | | "I'm not a vegetarian because I love animals, I'm a vegetarian | | because I hate vegetables!" | | unknown | +-----------------------------------------------------------------+ -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
