Hi Alessio, On Tue, 2007-05-15 at 13:32 +0200, Alessio Igor Bogani wrote: > Hi Peter, > > On Tue, 2007-05-15 at 13:26 +0200, Peter Feuerer wrote: > [...] > > > First of all, running a realtime OS on such a machine is no good idea, as > > > it > > > is full of system management software that steals you the CPU. > > > > What do you mean by "system management software"? The only software > > running on my gx1 hardware is my linux system with kernel 2.6.18 using > > rt preempt patch and compiled for x86. > > This type of software is implemented into BIOS.
I see. Thanks for this information, that's realy annoying! > [...] > > I tried this for rt-preempt patched kernels > 2.6.18 (where acpi is > > needed for the highres timer) but still no hard realtime capability. > > I'm trying 2.6.21-rt1 and it _seems_ works (not tested yet). The kernel itself was booting up, and running fine, but cyclictest and my little square wave example (http://rt.wiki.kernel.org/index.php/Squarewave-example) were not able to achieve stable timings. --peter - To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
