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* William Weston <weston@sysex.net> wrote: > I still haven't been able to get any NMI watchdog traces with the > lockups induced by VLC and burnP6. Early printk is enabled on the > serial console. I have noticed, however, that scheduling performance > slowly degrades during the ~1 minute before locking up. Once I was > able to get a delayed SysRq response (~30s) from the serial console > after the X console became unresponsive. Is this possibly a scheduler > starvation issue that affects everything, including the NMI watchdog? > Any more suggestions for catching a trace? hm. Nothing should starve the NMI watchdog. Only a nasty, complete kernel crash or a hardware failure can lock up the box in a way that not even the NMI watchdog can get some message out to the console. Just in case, could you try the latest patch (-50-24 or later), there were a couple of bugs fixed. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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