On Fri, Nov 18, 2011 at 5:35 PM, dirkydirk <dirkydirk at gmx.net> wrote: > Hello, > > recently I have updated my debian sid box to the latest gnome 3, which > installed also PulseAudio. Pleasantly, sound worked out of the box, even > flash, and my sound card SB XFi-Extreme Audio is detected and used (had > to use onboard sound for Linux prior to that). > > But alas, a big problem occurs: every time I play music via a gstreamer > app (rhythmbox) and play a flash in firefox, after a minute or so the > whole system freezes. I mean, the whole system: no mouse, no keyboard, > even ssh from a different computer does not work. And sound loops > endlessly. This is very unlikely a PulseAudio problem. Which kernel are you using? Do you see any Oopses in the logs after rebooting? Did you stress-test your system under different circumstances? I would also suggest you to test audio without PulseAudio, just ALSA natively, just to rule out some factors. Daniel