On Monday 10 November 2003 22:26, Muli Ben-Yehuda wrote: > On Mon, Nov 10, 2003 at 09:58:29PM +0200, Dan Fruehauf wrote: > > Evening, > > Recently i discovered that my machine (a dual p3 450MHz with > > 256mb of ram) is > > very slow. top says that somewhat like 30% of cpu cycles are being used > > by the system level. > > That's a lot. What kind of activity is it doing at the moment? > > > i suspect that it might be the SMP support which is > > compiled into the kernel, mainly because when compiled with no SMP it > > runs just about fine, > > Uhm, when compiled with no smp, it runs with just one CPU. > > > I'm using kernel version 2.4.22 (stable, as for today). If anyone here > > has any idea of anything i could try (hey, i'm not the first one to use > > SMP in linux! ) i'd love to hear about it. > > You could give 2.6 a shot and report how it feels for you if you're up > to it. Alternatively, a description of what exactly you're doing that > causes the SMP kernel to behave worse than the UP kernel (is that > really what happens?) and the output of 'vmstat 1' would be useful. > > > If no one has anything to say, i'll probably profile the kernel, and > > submit a bug report.. (in the latest changlogs i couldnt find anything > > related to that problem). > > That will even better. I recommend oprofile, http://oprofile.sf.net > > Cheers, > Muli
Hi again, i seemed to take the advice of "install 2.6" which i thought was the most reasonable one, and it totally solved the problems - now my system is fast and neat! :) -- Dan Fruehauf. ================================================================= To unsubscribe, send mail to [EMAIL PROTECTED] with the word "unsubscribe" in the message body, e.g., run the command echo unsubscribe | mail [EMAIL PROTECTED]
