On 8/1/12, Yuri <y...@rawbw.com> wrote: > One of my 9.1-BETA1 systems periodically freezes. If sound was playing, > it would usually cycle with a very short period. And system stops being > sensitive to keyboard/mouse. Also ping of this system doesn't get a > response. > I would normally think that this is the faulty memory. But memory was > recently replaced and tested with memtest+ for hours both before and > after freezes and it passes all tests. > One out of the ordinary thing that is running on this system is nvidia > driver. But the freezes happen even when there is no graphics activity. > Another out of the ordinary thing is that the kernel is built for > DTrace. But DTrace was never used in the sessions that had a freeze. > > What is the way to diagnose this problem?
Start by adding SW_WATCHDOG to your machine with a reasonably low timeout. Also, can you use a serial console? If yes you may consider going with a serial break. Attilio -- Peace can only be achieved by understanding - A. Einstein _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"