2009/11/7 Axel Dörfler <axeld@xxxxxxxxxxxxxxxx>: > Use the "scheduling_recorder <output> <command>", and the > "DebugAnalyzer" on its output. > You have to build both manually, though. Yes Rene told me about those, I'll try them when time permits. I think I'll also check if my intel hda and my realtek hda uses different frequencies and see if that leads to anything. > For testing I had hacked a panic into > enable_interrupts()/restore_interrupts() when interrupts were turned > off for more than x usecs. That only worked for single CPU machines, > that's why I didn't commit it; I may rework it to support SMP as well, > or clean it up at least. This may be a stupid question but could we somehow measure and log threads that hog more than it's quanta (by disabling interrupts) to find 'evildoers'? /Fredrik Holmqvist, TQH