On Fri, 22 Oct 2010 20:43:59 -1000 david <gnome@xxxxxxxxxxxxx> wrote: > Joan Quintana wrote: > > I had the idea in mind to test my machine (and trying to benchmark > > the tests), loading the session with a chain of JACK clients, in > > order to know the limits of my system and in what conditions the > > system is stressed, and when I would have more chances of XRUNS. > > > > The chain would be something like this. > > > > *playing a midi file with Rosegarden (a midifile full of tracks) > > *fluidsynth as a soft synth, loading a heavy soundfont. > > *JACK RACK for LADSPA effects (load several processor consuming > > effects) *recording the session into Ardour, at the same time that > > monitoring the output to the speakers > > > > Meanwhile I will monitor the system performance (processor & RAM). > > (I thing that Conky System Monitor would do the task of saving a > > log file for later parsing). I don't know if it is possible to > > fetch the number of XRuns from a file or log. > > > > Questions: > > -how can I stress even more this test? > > While it's doing all that, fire up some complex synthesizer patches > in Pure Data or csound or AmSynth or AMS or Zyn or some other > synthesizer that does a lot of processing to generate its sound. > Synthesizer patches that generate their own changing sounds would be > great. Alsa Modular Synthesizer has a living_phaser patch and > probably other patches that do that. > > Or you could download and install the trial version of the Bibble > photo processing program <http://www.bibblelabs.com/>. It is one of > the most processor and memory intensive programs I've ever > encountered. Install it, do some basic processing of an entire > directory of large images, then have it batch process the images ... > > Another thought: add a Windows audio app running under WINE or on a > virtual machine running Windows. > > Oh, and install XFractint and have it do a deep zoom somewhere into > the Mandelbrot set. > > Then do your email and browse the web while keeping notes in > OpenOffice all at the same time. > > I think that might be enough to stress-test a modern PC. > > > -is it possible to make this process standard, searching for a > > general method trying to say if this machine, this configuration or > > this OS is better than other? -is there something left that I need > > to take into account? -is all that a good idea? > > Well, I'd rather spend my time writing something, drawing pictures, > working on photos, or making music - but whatever floats your > boat! ;-) > I'm a total noob on this, but will all these tests actually tell you something about how your system will work for audio? aren't they too generic? renato _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user
