Tim, > >> In the first run either the configuration program or the latency tests. > >> The > >> test writes out the header block and just sits there. I mean it does not > >> appear to run the thread at all. > > > >The RTAI test is supposed to print one line of results every second. If > >you start that test and don't see output like that, something is > >seriously borked with your realtime setup... I don't even know where to > >suggest you look - I've never encountered such symptoms. > > That does sound very very broken, just a thought, has the kernel been > compiled 'tickless'? > > config NO_HZ > bool "Tickless System (Dynamic Ticks)" > help > This option enables a tickless system: timer interrupts will > only trigger on an as-needed basis both when the system is > busy and when the system is idle. > > If the(linux) kernel is turning off clock interupts when it doesn't > need them (when its idle) you could get the symptoms you are seeing.
I've tried it both ways - with the same results. I've just got a clean kernel build (without patches) and am testing it. Once I get that up and running I will try patching it and adding the various configs. Can anyone point me to a comprehensive list of things that must and must not be set to get RTAI working? Like I stated before, some of the online docs I've found have what appears to be conflicting info... EBo -- ------------------------------------------------------------------------------ Create and Deploy Rich Internet Apps outside the browser with Adobe(R)AIR(TM) software. With Adobe AIR, Ajax developers can use existing skills and code to build responsive, highly engaging applications that combine the power of local resources and data with the reach of the web. Download the Adobe AIR SDK and Ajax docs to start building applications today-http://p.sf.net/sfu/adobe-com _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
