Le 28 janv. 2010 à 05:39, Gabriel M. Beddingfield a écrit : > > > On Wed, 27 Jan 2010, Stéphane Letz wrote: > >> JACK2 code base can be instrumented (using the "--profile Build with engine >> profiling" option ) to give more precise understanding of the source of >> possible Xruns. >> >> See : http://www.grame.fr/Ressources/pub/JACK2_lac2009.pdf >> >> We cannot fix possible issues if they are not reported with some precise >> infos on what happens. > > I started playing with this -- and this is pretty cool. Great work! > > I had been avoid this because I figured it comes with a performance overhead > (like -gprof does). Or, perhaps it only has overhead when you use it (like > Sun's strace). What overhead does compiling with --profile introduce? Why > not have it enabled by default?
It mainly consume additional memory (a big array that is progressively filled with timing measures...), this is why it is off by default. > > Suggestion/Issue: I have PDF issues with the TimingN.plot (gnuplot) files > that it outputs. They always issue the command 'set terminal pdf' and try to > output a PDF file. These create an error on my system and I have to manually > delete them or change them to something like SVG or EPS. Yep, any suggestion to improve the .plot files? like kind of conditional generation of PDF? > > Apparently, there's a license issue with libpdflite (which gnuplot uses to > generate PDFs)... so some distro's won't have it installed. > > Thanks, > Gabriel Stéphane _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/listinfo/linux-audio-dev
