On Tuesday 29 September 2009 16:35:26 Michael Buesch wrote: > Hi, > > I think the following new tool might be useful for some people here. > It's a tool to measure hardware latency. That's latency _not_ caused by linux, > but by the BIOS or something else. > So if you observe latencies beyond acceptable limits with this detector, you > can pretty much go and buy new hardware instead of wasting your time in trying > to tune linux. > > I didn't test it by myself, yet, but I think it can be useful nevertheless: > > http://marc.info/?l=linux-kernel&m=124469647405168&q=raw > > Documentation is included in the patch. >
Oh, I forgot to say, it should _not_ be used on an rtai kernel. So boot a standard kernel with the patch applied to measure your hardware latencies. If you use this on an rtai kernel, the rtai supervisor will interfere with the results. -- Greetings, Michael. ------------------------------------------------------------------------------ Come build with us! The BlackBerry® Developer Conference in SF, CA is the only developer event you need to attend this year. Jumpstart your developing skills, take BlackBerry mobile applications to market and stay ahead of the curve. Join us from November 9-12, 2009. Register now! http://p.sf.net/sfu/devconf _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
