Kernel panic on PowerEdge 1950 under certain stress load
kris at FreeBSD.org
Tue Sep 25 10:54:52 PDT 2007
Ivan Voras wrote:
> Kris Kennaway wrote:
>> Does it really? i.e. did you compare the function names in detail and
>> find that they match precisely, or do you just mean "they are both
>> panics of some description and I dunno what it all means"? :) I ask
>> because the linked trace does not involve a spinlock, which means it
>> cannot be precisely the same trace.
> Isn't spinning and waiting "adaptive"? (AFAIK some locks spin for a
> short while before they wait). At least, that's why I thought they might
> be the same problem.
Not in the sense of transmuting a sleep mutex into a spin mutex, no.
sleep mutexes will spin when the lock holder is currently running, but
this happens within the context of the mtx_lock_sleep function itself.
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